Volkswagen Vehicle Models Volkswagen Passat 2015-present Torque Specifications
Volkswagen Vehicle Models Volkswagen Passat 2015-present

Volkswagen Vehicle Models Volkswagen Passat 2015-present Torque Specifications

Complete Volkswagen Vehicle Models Volkswagen Passat 2015-present torque specifications guide. Includes factory-specified torque values, torque sequences, and technical specifications for all components including body, brakes, drivetrain, electrical, emissions sensors, fuel, exhaust, HVAC, and suspension. Essential information for proper assembly and maintenance.

Updated

Important Information

Safety guidelines and reference information for proper torque application

Quick Reference Guide

ft-lbs → Nm
× 1.356
ft-lbs → kg-m
× 0.138
Nm → ft-lbs
× 0.738
in-lbs → ft-lbs
× 0.083

Common Torque Patterns

Star Pattern

Used for wheels and other circular bolt patterns

Star Pattern torque pattern diagram showing proper bolt tightening sequence
Cross Pattern

Used for gaskets and cover plates

Cross Pattern torque pattern diagram showing proper bolt tightening sequence
Sequential Pattern

Used for head bolts and other critical components

Sequential Pattern torque pattern diagram showing proper bolt tightening sequence

Common Mistakes to Avoid

Over-tightening

Exceeding the specified torque value can stretch or break fasteners, damage threads, or crack components.

Prevention:

Always use a calibrated torque wrench and follow specifications exactly.

Incorrect Torque Sequence

Tightening bolts in the wrong order can cause uneven pressure distribution and potential leaks or damage.

Prevention:

Follow the manufacturer's specified torque sequence pattern.

Dirty Threads

Dirt, rust, or old thread locker can affect torque readings and proper fastener tension.

Prevention:

Clean and inspect all threads before assembly. Use new thread locker if specified.

Reusing TTY Bolts

Torque-to-yield bolts are designed to stretch and must not be reused.

Prevention:

Always replace TTY bolts with new ones. They are single-use only.

Dry vs. Lubricated

Not accounting for whether torque specs are for dry or lubricated fasteners can lead to incorrect tension.

Prevention:

Check if specs are for dry or lubricated threads. Use specified lubricant when required.

Recommended Tools

Torque Wrench (1/4" Drive)

Range: 2-25 ft-lbs
Small fasteners, delicate components

Torque Wrench (3/8" Drive)

Range: 10-100 ft-lbs
Most common automotive fasteners

Torque Wrench (1/2" Drive)

Range: 30-250 ft-lbs
Large fasteners, wheels

Angle Gauge

Torque-to-yield (TTY) bolts

Torque Wrench Care

  • Calibrate annually or after 5,000 clicks
  • Store at lowest setting
  • Keep clean and lubricated

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Torque Calculator

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1.4l I4 Engine

Torque specifications for 1.4L-I4 Engine

Cylinder Head

1

Cylinder Head Bolts

M10 x 1.5
Torque Specification
1. 18 ft-lbs (25 N·m) 2. 90°
Important Notes
Follow the manufacturer's torque sequence diagram for proper tightening.

Crankshaft And Bearings

1

Main Bearing Bolts

M10 x 1.25
Torque Specification
33 ft-lbs (45 N·m)
Important Notes
Ensure proper alignment of the crankshaft before tightening.
2

Connecting Rod Nuts

M8 x 1.0
Torque Specification
23 ft-lbs (31 N·m)
Important Notes
Ensure proper alignment of the connecting rods before tightening.

Flywheel And Clutch

1

Flywheel Bolts

M10 x 1.25
Torque Specification
15 ft-lbs (20 N·m)
Important Notes
Ensure the flywheel is properly aligned with the crankshaft.

Oil System

1

Oil Pan Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Ensure the oil pan gasket is properly seated before tightening.
2

Oil Drain Plug Bolt

M14 x 1.5
Torque Specification
25 ft-lbs (34 N·m)
Important Notes
Replace the crush washer during installation.

Valvetrain

1

Valve Cover Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Ensure the valve cover gasket is properly seated before tightening.
2

Rocker Arms/Shafts Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure proper alignment of the rocker arms before tightening.

Turbocharger System

1

Turbocharger Mounting Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Estimated value based on similar turbocharger systems.
2

Turbocharger Oil Feed Line Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Estimated value based on similar oil line fittings.

1.4l I4 Turbo Engine

Torque specifications for 1.4L-I4-TURBO Engine

Cylinder Head

1

Cylinder Head Bolts

M10 x 1.5
Torque Specification
1. 18 ft-lbs (25 N·m) 2. 90°
Important Notes
Follow the manufacturer's torque sequence diagram for proper tightening.

Crankshaft And Bearings

1

Main Bearing Bolts

M10 x 1.25
Torque Specification
33 ft-lbs (45 N·m)
Important Notes
Ensure proper alignment of the crankshaft before tightening.
2

Connecting Rod Nuts

M8 x 1.0
Torque Specification
23 ft-lbs (31 N·m)
Important Notes
Ensure proper alignment of the connecting rods before tightening.

Flywheel And Clutch

1

Flywheel Bolts

M10 x 1.25
Torque Specification
15 ft-lbs (20 N·m)
Important Notes
Ensure the flywheel is properly aligned with the crankshaft.

Oil System

1

Oil Pan Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Ensure the oil pan gasket is properly seated before tightening.
2

Oil Drain Plug Bolt

M14 x 1.5
Torque Specification
25 ft-lbs (34 N·m)
Important Notes
Replace the crush washer during installation.

Valvetrain

1

Valve Cover Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Ensure the valve cover gasket is properly seated before tightening.
2

Rocker Arms/Shafts Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure proper alignment of the rocker arms before tightening.

Turbocharger System

1

Turbocharger Mounting Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Estimated value based on similar turbocharger systems.
2

Turbocharger Oil Feed Line Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Estimated value based on similar oil line fittings.

1.8l I4 Engine

Torque specifications for 1.8L-I4 Engine

Cylinder Head

1

Cylinder Head Bolts

M10 x 1.25
Torque Specification
1. 18 ft-lbs (25 N·m) 2. 90°
Important Notes
Follow the manufacturer's specified torque sequence to prevent warping or gasket failure.
2

Rocker Arms/Shafts Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure proper valve train alignment before tightening.

Crankshaft And Bearings

1

Main Bearing Bolts

M12 x 1.5
Torque Specification
33 ft-lbs (45 N·m)
Important Notes
Follow the specified torque sequence to ensure even clamping force.
2

Connecting Rod Nuts

M8 x 1.0
Torque Specification
23 ft-lbs (31 N·m)
Important Notes
Ensure proper bearing alignment before tightening.

Timing System

1

Timing Belt/Chain Tensioner Bolt

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure proper tensioner alignment before tightening.
2

Camshaft Sprocket Bolt

M10 x 1.25
Torque Specification
44 ft-lbs (60 N·m)
Important Notes
Ensure proper sprocket alignment before tightening.

Turbocharger System

1

Turbocharger Mounting Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Estimated value based on similar components.
2

Turbocharger Oil Feed Line Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Estimated value based on similar components.

Oil System

1

Oil Pan Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Tighten bolts in a crisscross pattern to ensure even sealing.
2

Oil Drain Plug Bolt

M12 x 1.5
Torque Specification
25 ft-lbs (34 N·m)
Important Notes
Replace the crush washer to ensure a proper seal.

1.8l I4 Turbo Engine

Torque specifications for 1.8L-I4-TURBO Engine

Cylinder Head

1

Cylinder Head Bolts

M10 x 1.25
Torque Specification
1. 18 ft-lbs (25 N·m) 2. 90°
Important Notes
Follow the manufacturer's specified torque sequence to prevent warping or gasket failure.
2

Rocker Arms/Shafts Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure proper valve train alignment before tightening.

Crankshaft And Bearings

1

Main Bearing Bolts

M12 x 1.5
Torque Specification
33 ft-lbs (45 N·m)
Important Notes
Follow the specified torque sequence to ensure even clamping force.
2

Connecting Rod Nuts

M8 x 1.0
Torque Specification
23 ft-lbs (31 N·m)
Important Notes
Ensure proper bearing alignment before tightening.

Timing System

1

Timing Belt/Chain Tensioner Bolt

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure proper tensioner alignment before tightening.
2

Camshaft Sprocket Bolt

M10 x 1.25
Torque Specification
44 ft-lbs (60 N·m)
Important Notes
Ensure proper sprocket alignment before tightening.

Turbocharger System

1

Turbocharger Mounting Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Estimated value based on similar components.
2

Turbocharger Oil Feed Line Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Estimated value based on similar components.

Oil System

1

Oil Pan Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Tighten bolts in a crisscross pattern to ensure even sealing.
2

Oil Drain Plug Bolt

M12 x 1.5
Torque Specification
25 ft-lbs (34 N·m)
Important Notes
Replace the crush washer to ensure a proper seal.

2.0l I4 Engine

Torque specifications for 2.0L-I4 Engine

Cylinder Head

1

Cylinder Head Bolts

M10 x 1.25
Torque Specification
1. 18 ft-lbs (25 N·m) 2. 90°
Important Notes
Follow the manufacturer's specified torque sequence to ensure even clamping force.
2

Valve Cover Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Ensure the valve cover gasket is properly seated before tightening.

Crankshaft And Bearings

1

Main Bearing Bolts

M10 x 1.25
Torque Specification
33 ft-lbs (45 N·m)
Important Notes
Follow the manufacturer's specified torque sequence to ensure even clamping force.
2

Connecting Rod Nuts

M8 x 1.0
Torque Specification
23 ft-lbs (31 N·m)
Important Notes
Ensure the connecting rod bearings are properly seated before tightening.

Turbocharger System

1

Turbocharger Mounting Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure the turbocharger gasket is properly seated before tightening.
2

Turbocharger Oil Feed Line Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Ensure the oil feed line is properly aligned before tightening.

Intake And Exhaust

1

Intake Manifold Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Follow the manufacturer's specified torque sequence to ensure even clamping force.
2

Exhaust Manifold Bolts

M8 x 1.25
Torque Specification
23 ft-lbs (31 N·m)
Important Notes
Follow the manufacturer's specified torque sequence to ensure even clamping force.

Cooling System

1

Water Pump Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Ensure the water pump gasket is properly seated before tightening.
2

Thermostat Housing Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Ensure the thermostat housing gasket is properly seated before tightening.

2.0l I4 Turbo Engine

Torque specifications for 2.0L-I4-TURBO Engine

Cylinder Head

1

Cylinder Head Bolts

M10 x 1.25
Torque Specification
1. 18 ft-lbs (25 N·m) 2. 90°
Important Notes
Follow the manufacturer's specified torque sequence to ensure even clamping force.
2

Valve Cover Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Ensure the valve cover gasket is properly seated before tightening.

Crankshaft And Bearings

1

Main Bearing Bolts

M10 x 1.25
Torque Specification
33 ft-lbs (45 N·m)
Important Notes
Follow the manufacturer's specified torque sequence to ensure even clamping force.
2

Connecting Rod Nuts

M8 x 1.0
Torque Specification
23 ft-lbs (31 N·m)
Important Notes
Ensure the connecting rod bearings are properly seated before tightening.

Turbocharger System

1

Turbocharger Mounting Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure the turbocharger gasket is properly seated before tightening.
2

Turbocharger Oil Feed Line Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Ensure the oil feed line is properly aligned before tightening.

Intake And Exhaust

1

Intake Manifold Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Follow the manufacturer's specified torque sequence to ensure even clamping force.
2

Exhaust Manifold Bolts

M8 x 1.25
Torque Specification
23 ft-lbs (31 N·m)
Important Notes
Follow the manufacturer's specified torque sequence to ensure even clamping force.

Cooling System

1

Water Pump Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Ensure the water pump gasket is properly seated before tightening.
2

Thermostat Housing Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Ensure the thermostat housing gasket is properly seated before tightening.

Body

Torque specifications for Body

Wheels And Suspension

1

Wheel Lug Nuts

M12 x 1.5
Torque Specification
89 ft-lbs (120 N·m)
Important Notes
Ensure lug nuts are tightened in a star pattern to evenly distribute torque.
2

Strut/Shock Absorber Mounting Bolts

M10 x 1.25
Torque Specification
35 ft-lbs (47 N·m)
Important Notes
Ensure suspension is at ride height before tightening.
3

Control Arm Bolts

M12 x 1.75
Torque Specification
74 ft-lbs (100 N·m)
Important Notes
Ensure suspension is at ride height before tightening.
4

Ball Joint Nut

M10 x 1.25
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Ensure ball joint is properly seated before tightening.
5

Tie Rod End Nut

M10 x 1.25
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Ensure tie rod end is properly seated before tightening.
6

Sway Bar Link Nut

M10 x 1.25
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Ensure sway bar link is properly seated before tightening.
7

Steering Gear/Rack Bolts

M14 x 1.5
Torque Specification
81 ft-lbs (110 N·m)
Important Notes
Tighten bolts in a crisscross pattern to ensure even torque distribution.

Fuel System

1

Fuel Tank Strap Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure fuel tank is properly aligned before tightening.
2

Fuel Filler Neck Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Ensure filler neck is properly aligned before tightening.

Body And Interior

1

Body Panel Bolts (e.g., fender, door hinges, hood, trunk)

M6 x 1.0
Torque Specification
12 ft-lbs (16 N·m)
Important Notes
Estimated value based on typical body panel bolt sizes. Ensure panels are properly aligned before tightening.
2

Seat Belt Anchorage Bolts

M10 x 1.25
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Ensure seat belt anchorage is properly aligned before tightening.
3

Roof Rack Mounting Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure roof rack is properly aligned before tightening.
4

Door Hinge Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure door is properly aligned before tightening.
5

Bumper Mounting Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure bumper is properly aligned before tightening.

Electrical System

1

Battery Terminal Nuts

M6 x 1.0
Torque Specification
5 ft-lbs (7 N·m)
Important Notes
Estimated value based on typical battery terminal sizes. Ensure terminals are clean and properly seated before tightening.

Brakes

Torque specifications for Brakes

Brake Caliper System

1

Brake Caliper Bolts

M12 x 1.5
Torque Specification
81 ft-lbs (110 N·m)
Important Notes
Ensure the caliper is properly aligned before torquing.
2

Brake Caliper Mounting Bracket Bolts

M12 x 1.5
Torque Specification
81 ft-lbs (110 N·m)
Important Notes
Ensure the bracket is securely attached to the steering knuckle or axle.

Brake Disc Drum System

1

Brake Disc/Drum Retaining Bolts

M12 x 1.5
Torque Specification
89 ft-lbs (120 N·m)
Important Notes
Ensure the disc/drum is properly seated on the hub before torquing.
2

Wheel Lug Nuts

M12 x 1.5
Torque Specification
89 ft-lbs (120 N·m)
Important Notes
While not directly part of the brake system, proper torque is critical for wheel attachment and braking performance.

Brake Hydraulic System

1

Brake Hose Banjo Bolt

M10 x 1.0
Torque Specification
22 ft-lbs (30 N·m)
Important Notes
Ensure the sealing washers are properly seated before torquing.
2

Brake Master Cylinder Mounting Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure the master cylinder is properly aligned with the brake booster.
3

Brake Pedal Assembly Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure the pedal operates smoothly after installation.
4

Brake Booster Mounting Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure the booster is securely attached to the firewall.

Abs System

1

ABS Sensor Mounting Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Ensure the sensor is properly seated before torquing.

Dq380 Transmission

Torque specifications for Dq380 Transmission

Transmission Mounting

1

Transmission Mounting Bolts

M10 x 1.5
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Ensure bolts are tightened in a crisscross pattern to avoid misalignment.
2

Transmission Crossmember Bolts

M10 x 1.5
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Estimated value based on similar mounting bolts.

Oil Pan

1

Transmission Oil Pan Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Ensure the gasket is properly seated before tightening.

Fluid Management

1

Transmission Drain Plug

M12 x 1.5
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure the sealing washer is replaced during installation.
2

Transmission Fill Plug

M12 x 1.5
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure the sealing washer is replaced during installation.

Drivetrain

1

Drive Axle/Half Shaft Bolts

M12 x 1.5
Torque Specification
59 ft-lbs (80 N·m)
Important Notes
Ensure the axle is properly seated before tightening.
2

CV Joint/Axle Nut

M24 x 1.5
Torque Specification
148 ft-lbs (200 N·m)
Important Notes
Ensure the axle is properly seated before tightening.
3

Propeller/Drive Shaft Bolts

M10 x 1.5
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Ensure the drive shaft is properly aligned before tightening.

Torque Converter

1

Torque Converter Bolts

M10 x 1.25
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Ensure the torque converter is properly seated before tightening.

Bellhousing

1

Transmission Bellhousing Bolts

M10 x 1.5
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Ensure the bellhousing is properly aligned with the engine block.

Shift Linkage

1

Shift Linkage Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure the shift linkage is properly aligned before tightening.

Control Module

1

TCM Mounting Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Ensure the TCM is properly seated before tightening.

Drivetrain

Torque specifications for Drivetrain

Engine Block and Crankshaft

1

Flywheel Bolts

M10 x 1.5
Torque Specification
15 ft-lbs (20 N·m)
Important Notes
Proper torque ensures the flywheel is properly seated and aligned.
2

Main Bearing Bolts

M12 x 1.75
Torque Specification
33 ft-lbs (45 N·m)
Important Notes
Proper torque ensures the bearings are properly seated and aligned.

Crankshaft and Connecting Rods

1

Connecting Rod Nuts

M10 x 1.5
Torque Specification
23 ft-lbs (31 N·m)
Important Notes
Proper torque ensures the rods are properly seated and aligned.
2

Crankshaft Pulley/Harmonic Balancer Bolt

M14 x 2.0
Torque Specification
81 ft-lbs (110 N·m)
Important Notes
Proper torque ensures the pulley/balancer is properly seated and aligned.

Transmission and Mounting

1

Transmission Mounting Bolts

M12 x 1.75
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Proper torque ensures the transmission is properly aligned and supported.
2

Engine Block to Transmission Bellhousing Bolts

M12 x 1.75
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Proper torque ensures the engine and transmission are properly aligned and supported.

Drive Axle and Half Shaft

1

Drive Axle/Half Shaft Bolts

M14 x 2.0
Torque Specification
59 ft-lbs (80 N·m)
Important Notes
Proper torque ensures the axles are properly seated and aligned.
2

CV Joint/Axle Nut

M16 x 2.5
Torque Specification
148 ft-lbs (200 N·m)
Important Notes
Proper torque ensures the joint is properly seated and aligned.

Propeller/Drive Shaft and Differential

1

Propeller/Drive Shaft Bolts

M12 x 1.75
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Proper torque ensures the shaft is properly seated and aligned.
2

Differential Drain/Fill Plug

M10 x 1.5
Torque Specification
33 ft-lbs (45 N·m)
Important Notes
Proper torque ensures the plug is properly seated and sealed.

Transfer Case and Crossmember

1

Transfer Case Drain/Fill Plug

M10 x 1.5
Torque Specification
33 ft-lbs (45 N·m)
Important Notes
Proper torque ensures the plug is properly seated and sealed.
2

Transmission Crossmember Bolts

M12 x 1.75
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Proper torque ensures the transmission is properly supported and aligned.

Drive Shaft Center Bearing

1

Drive Shaft Center Bearing Bolts

M10 x 1.5
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Proper torque ensures the bearing is properly seated and aligned.

Electrical

Torque specifications for Electrical

Starter Motor

1

Starter Motor Mounting Bolts

M10 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure proper alignment with the engine block to avoid misalignment or damage.

Alternator

1

Alternator Mounting Bolts

M10 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure the alternator is properly aligned with the serpentine belt to prevent slippage.

Battery

1

Battery Terminal Nuts

M6 x 1.0
Torque Specification
N/A
Important Notes
Hand-tighten only. Over-tightening can damage the terminals or battery posts.

Ignition System

1

Ignition Coil Bolt

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Ensure the ignition coil is properly seated before tightening.

Ac System

1

A/C Compressor Mounting Bolts

M10 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure the compressor is properly aligned with the serpentine belt.
2

A/C Line Fittings

M10 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure proper sealing to prevent refrigerant leaks.

Grounding System

1

Ground Strap Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Ensure the ground strap is clean and free of corrosion.

Fuse Box

1

Fuse Box Mounting Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Ensure the fuse box is properly aligned before tightening.

Ecu

1

ECU Mounting Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Ensure the ECU is properly seated before tightening.

Sensors

1

Sensor Mounting Bolts (e.g., Crankshaft Position Sensor, Camshaft Position Sensor)

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Ensure the sensor is properly seated and aligned before tightening.

Wiring Harness

1

Wiring Harness Retaining Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Ensure the wiring harness is properly routed and secured.

Emissions Sensors

Torque specifications for Emissions_sensors

Exhaust Manifold Headers

1

Exhaust Manifold/Headers Bolts

M8 x 1.25
Torque Specification
23 ft-lbs (31 N·m)
Important Notes
Ensure bolts are tightened in a crisscross pattern to evenly distribute pressure.
2

Exhaust Manifold/Headers to Cylinder Head Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Use a torque wrench to avoid over-tightening, which could damage the gasket.

Exhaust Pipe Connections

1

Exhaust Pipe to Exhaust Manifold/Headers Bolts

M8 x 1.25
Torque Specification
23 ft-lbs (31 N·m)
Important Notes
Ensure the gasket is properly aligned before tightening.
2

Catalytic Converter to Exhaust Pipe Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Use a new gasket to ensure a proper seal.

Emissions Sensors

1

Oxygen Sensor (O2 Sensor) Mounting Nut

M12 x 1.5
Torque Specification
33 ft-lbs (45 N·m)
Important Notes
Ensure the sensor is properly seated before tightening.
2

Downstream O2 Sensor Mounting Nut

M12 x 1.5
Torque Specification
33 ft-lbs (45 N·m)
Important Notes
Ensure the sensor is properly seated before tightening.
3

EGR Valve Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Use a torque wrench to avoid over-tightening, which could damage the valve.
4

Exhaust Gas Temperature Sensor Mounting Bolt

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Ensure the sensor is properly seated before tightening.

Heat Shields

1

Catalytic Converter Heat Shield Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Ensure the heat shield is properly aligned before tightening.

Exhaust

Torque specifications for Exhaust

Exhaust Manifold Headers

1

Exhaust Manifold/Headers Bolts

M10 x 1.25
Torque Specification
23 ft-lbs (31 N·m)
Important Notes
Ensure bolts are tightened in a crisscross pattern to evenly distribute torque.
2

Exhaust Manifold/Headers to Cylinder Head Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure bolts are tightened in a crisscross pattern to evenly distribute torque.

Exhaust Pipe Connections

1

Exhaust Pipe to Exhaust Manifold/Headers Bolts

M10 x 1.25
Torque Specification
23 ft-lbs (31 N·m)
Important Notes
Ensure bolts are tightened evenly to prevent warping.
2

Catalytic Converter to Exhaust Pipe Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure bolts are tightened evenly to prevent leaks.
3

Muffler to Exhaust Pipe Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure bolts are tightened evenly to prevent leaks.

Exhaust Accessories

1

Exhaust Heat Shield Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Estimated value based on typical heat shield bolt sizes. Ensure not to over-tighten to avoid damaging the shield.
2

Exhaust Hanger Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure bolts are tightened securely to support the weight of the exhaust system.
3

Oxygen Sensor (O2 Sensor) Mounting Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure bolts are tightened securely to prevent leaks and ensure accurate sensor readings.
4

Exhaust Flange Bolts

M10 x 1.25
Torque Specification
23 ft-lbs (31 N·m)
Important Notes
Ensure bolts are tightened evenly to prevent leaks.
5

Exhaust Clamp Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Estimated value based on typical exhaust clamp bolt sizes. Ensure not to over-tighten to avoid damaging the pipes or clamps.

Fuel

Torque specifications for Fuel

Fuel Rail System

1

Fuel Rail Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Ensure bolts are tightened in a crisscross pattern to evenly distribute pressure.
2

Fuel Injector Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Ensure injectors are properly seated before tightening.
3

Fuel Injector Rail Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Tighten in a crisscross pattern to ensure even pressure distribution.

Fuel Pump System

1

Fuel Pump Mounting Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Ensure the fuel pump is properly seated before tightening.
2

High-Pressure Fuel Pump Mounting Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Tighten in a crisscross pattern to ensure even pressure distribution.

Fuel Tank System

1

Fuel Tank Strap Bolts

M10 x 1.5
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure the fuel tank is properly aligned before tightening.
2

Fuel Filler Neck Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Ensure the filler neck is properly seated before tightening.
3

Fuel Tank Sender Unit Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Ensure the sender unit is properly seated before tightening.

Fuel Filter And Lines

1

Fuel Filter Bolt/Nut

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure the filter housing is properly aligned before tightening.
2

Fuel Line Fittings

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure fittings are properly seated before tightening.

Fuel Pressure Regulator

1

Fuel Pressure Regulator Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Ensure the regulator is properly seated before tightening.

Hvac

Torque specifications for Hvac

Ac Compressor

1

A/C Compressor Mounting Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure the compressor is properly aligned before tightening. Use a crisscross pattern for even torque distribution.

Refrigerant Lines

1

A/C Line Fittings

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure fittings are clean and free of debris before assembly. Use a torque wrench for precise application.

Cooling System

1

Thermostat Housing Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Ensure the thermostat is properly seated before tightening. Use a crisscross pattern for even torque distribution.
2

Water Pump Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Ensure the water pump gasket is properly seated before tightening. Use a crisscross pattern for even torque distribution.

Heater Core

1

Heater Core Mounting Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Estimated value based on similar components. Ensure the heater core is properly aligned before tightening.
2

Heater Core Inlet/Outlet Pipe Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Estimated value based on similar components. Ensure the pipes are properly seated before tightening.

Blower Motor

1

Blower Motor Mounting Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Estimated value based on similar components. Ensure the blower motor is properly aligned before tightening.

Evaporator Core

1

Evaporator Core Mounting Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Estimated value based on similar components. Ensure the evaporator core is properly aligned before tightening.

Hvac Housing

1

HVAC Housing Assembly Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Estimated value based on similar components. Ensure the housing is properly sealed before tightening.

Suspension

Torque specifications for Suspension

Front Suspension

1

Strut/Shock Absorber Mounting Bolts

M10 x 1.25
Torque Specification
35 ft-lbs (47 N·m)
Important Notes
Ensure the strut is properly aligned before torquing.
2

Control Arm Bolts

M12 x 1.5
Torque Specification
74 ft-lbs (100 N·m)
Important Notes
Torque in a crisscross pattern to ensure even clamping force.
3

Ball Joint Nut

M10 x 1.25
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Ensure the ball joint is properly seated before torquing.
4

Tie Rod End Nut

M10 x 1.25
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Ensure the tie rod end is properly aligned before torquing.
5

Sway Bar Link Nut

M10 x 1.25
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Ensure the sway bar link is properly aligned before torquing.
6

Steering Gear/Rack Bolts

M12 x 1.5
Torque Specification
81 ft-lbs (110 N·m)
Important Notes
Torque in a crisscross pattern to ensure even clamping force.

Rear Suspension

1

Rear Shock Absorber Mounting Bolts

M10 x 1.25
Torque Specification
35 ft-lbs (47 N·m)
Important Notes
Ensure the shock absorber is properly aligned before torquing.
2

Rear Trailing Arm Bolts

M12 x 1.5
Torque Specification
74 ft-lbs (100 N·m)
Important Notes
Torque in a crisscross pattern to ensure even clamping force.

Drivetrain

1

Drive Axle/Half Shaft Bolts

M12 x 1.5
Torque Specification
59 ft-lbs (80 N·m)
Important Notes
Torque in a crisscross pattern to ensure even clamping force.
2

CV Joint/Axle Nut

M24 x 1.5
Torque Specification
148 ft-lbs (200 N·m)
Important Notes
Ensure the CV joint is properly seated before torquing.
3

Wheel Bearing Hub Bolts

M12 x 1.5
Torque Specification
89 ft-lbs (120 N·m)
Important Notes
Torque in a crisscross pattern to ensure even clamping force.

Subframe

1

Subframe Mounting Bolts

M12 x 1.5
Torque Specification
74 ft-lbs (100 N·m)
Important Notes
Torque in a crisscross pattern to ensure even clamping force.
2

Suspension Knuckle Bolts

M12 x 1.5
Torque Specification
81 ft-lbs (110 N·m)
Important Notes
Torque in a crisscross pattern to ensure even clamping force.

Troubleshooting Guide

Common issues, diagnostic steps, and prevention guidelines

Common Issues

Bolt stretching, stripped threads, uneven torque patterns

Loose Components

Symptoms:
  • Rattling or vibration noises
  • Visible movement in components
  • Uneven panel gaps
Solutions:
  • Clean threads and mounting surfaces
  • Replace damaged fasteners
  • Apply proper torque in sequence
  • Use thread locker if specified

Stripped Fasteners

Symptoms:
  • Unable to achieve proper torque
  • Fastener spins freely
  • Visible thread damage
Solutions:
  • Use thread repair kit if appropriate
  • Install thread insert (HeliCoil)
  • Replace component if threaded hole is damaged
  • Upgrade to higher grade fastener if recommended

Overtightened Components

Symptoms:
  • Cracked or deformed parts
  • Broken fasteners
  • Compressed gaskets or seals
Solutions:
  • Replace damaged components
  • Use new fasteners
  • Follow proper torque sequence
  • Verify correct torque specifications

Diagnostic Steps

Visual inspection, torque verification, thread assessment

1

Visual Inspection

Inspect the affected area for any visible signs of damage or wear

  • Check for cracks or deformation
  • Look for signs of excessive wear
  • Verify proper fastener installation
2

Torque Verification

Verify the torque applied to the fasteners

  • Check the torque wrench calibration
  • Verify the torque specification
  • Compare the applied torque to the specification
3

Thread Assessment

Assess the condition of the threads

  • Check for signs of thread damage
  • Verify the thread type and size
  • Check for proper thread engagement

Prevention Guidelines

Best practices, maintenance tips, tool care

Best Practices

  • Always follow the recommended torque specification
  • Use the correct type and size of fasteners
  • Verify the torque wrench calibration regularly

Maintenance Tips

  • Regularly inspect the affected area for signs of wear or damage
  • Replace damaged or worn-out components promptly
  • Keep the work area clean and organized

Tool Care

  • Regularly clean and maintain the torque wrench
  • Store the torque wrench in a dry and secure location
  • Verify the torque wrench calibration before each use

Frequently Asked Questions

Find answers to common questions about torque specifications

Q1

What IS the recommended torque specification for the wheel lug nuts on a 2015-Present Volkswagen Passat?

120 Nm (89 lb-ft)

Q2

What type of torque wrench should I use for tightening engine head bolts?

Use a calibrated digital torque wrench with a range of 20-150 Nm

Q3

How do I properly torque the spark plugs on my Passat?

Apply a small amount of anti-seize compound to the threads and tighten to 25 Nm (18 lb-ft) using a torque wrench

Q4

What are some common torque mistakes to avoid when working on my Passat?

Overtightening, using an improper torque wrench, and not following specified torque sequences can cause damage

Q5

Can I use a torque multiplier to increase the torque applied to bolts?

Yes, but only use torque multipliers that are designed for automotive use and calibrated to Volkswagen's specifications

Q6

How often should I re-torque the bolts and nuts on my Passat?

Re-torque critical bolts and nuts after 1000 miles of driving, or according to Volkswagen's maintenance schedule

Environmental Considerations

Temperature, humidity, and seasonal effects on torque specifications

Temperature Effects

Includes: High Heat, Cold Weather, Thermal Cycling

Temperature can significantly impact torque values and fastener behavior

Cold Weather

Effects:
  • Increased material brittleness
  • Higher torque required due to thread contraction
  • Reduced thread lubricant effectiveness
Recommendations:
  • Allow components to warm to room temperature when possible
  • Consider using winter-grade thread lubricants
  • Check torque values more frequently during winter months

Hot Weather

Effects:
  • Thermal expansion of components
  • Decreased friction in threads
  • Accelerated lubricant breakdown
Recommendations:
  • Check torque when components are at normal operating temperature
  • Use temperature-resistant thread lockers
  • Consider re-torquing after heat cycles

Humidity and Corrosion

Covers: Rust Prevention, Salt Exposure, Moisture Control

Moisture and corrosion can affect fastener integrity and torque values

High Humidity

Effects:
  • Accelerated corrosion formation
  • Reduced friction coefficient
  • Potential thread seizing
Prevention:
  • Use corrosion-resistant fasteners
  • Apply appropriate anti-seize compounds
  • Maintain proper protective coatings

Salt Exposure

Effects:
  • Rapid corrosion development
  • Thread damage
  • Seized fasteners
Prevention:
  • Regular underbody washing
  • Use of sacrificial anodes where appropriate
  • Application of protective coatings

Seasonal Maintenance

Spring, Summer, Fall, and Winter maintenance schedules

Spring

  • Inspect for winter damage
  • Clean and protect exposed fasteners
  • Check torque on critical components

Summer

  • Monitor heat-affected components
  • Check expansion-related loosening
  • Inspect cooling system mounts

Fall

  • Prepare for winter conditions
  • Apply corrosion protection
  • Verify all fasteners are properly torqued

Winter

  • More frequent inspection of critical fasteners
  • Check for salt damage
  • Monitor suspension component torque

Related Resources

Tools, service procedures, and technical bulletins

Recommended Tools

Digital Torque Wrench (10-100 Nm)

Essential for tightening fasteners to precise torque specifications, preventing damage and ensuring proper assembly. This range IS suitable for many applications on the Passat.

  • Digital display for accurate readings
  • Audible alarm when target torque IS reached
  • Multiple units (Nm, ft-lb, in-lb)
  • Reversible ratcheting mechanism
Learn more
Service Procedures

Bolt Torque Specifications for the 2015-Present Volkswagen Passat

This procedure provides detailed instructions and torque specifications for tightening bolts and fasteners on the Passat.

  • Refer to the vehicle service manual for specific torque values for each component.
  • Use a digital torque wrench to ensure accuracy.
  • Tighten bolts in a star pattern to evenly distribute the load.
  • Inspect bolts and threads for damage before tightening.
  • Replace any damaged bolts or fasteners.
View full procedure
Technical Service Bulletins

Revised Bolt Torque Specifications for 2015-2017 Passat

2018-04-01

This bulletin provides updated torque specifications for certain bolts and fasteners on the 2015-2017 Passat models.

2015-2017 Passat

Resolution: Refer to the technical bulletin for revised torque specifications and tightening instructions.

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Technical Information
  • All specifications, including torque values, fluid capacities, and maintenance procedures, should be verified against your vehicle's factory service manual.
  • Vehicle specifications and procedures may vary by model year, trim level, and region.
  • Always follow the manufacturer's recommended procedures and safety precautions.
  • Working on vehicles can be dangerous. Always take proper safety precautions and use appropriate safety equipment.
  • If you're unsure about any procedure, consult a qualified professional mechanic.
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About the Author

Expert automotive knowledge and experience

Alan Montanye - Automotive Technical Specialist
ASE

Alan Montanye

Automotive Technical Specialist

ASE Master Certified Technician with over a decade of hands-on experience in automotive repair and diagnostics.

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