Volvo Vehicle Models Volvo V70 2007-2016 Torque Specifications
Volvo Vehicle Models Volvo V70 2007-2016

Volvo Vehicle Models Volvo V70 2007-2016 Torque Specifications

Complete Volvo Vehicle Models Volvo V70 2007-2016 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

Search Specifications

Search by component name, bolt size, or description

Torque Calculator

Convert between different torque units

2.0l I4 Engine

Torque specifications for 2.0L-I4 Engine

Cylinder Head and Valvetrain

1

Cylinder Head Bolts

M12 x 1.5
Torque Specification
20 ft-lbs (27 N·m)
2

Valve Cover Bolts

M8 x 1.25
Torque Specification
7 ft-lbs (10 N·m)
3

Spark Plugs

14mm x 1.25
Torque Specification
22 ft-lbs (30 N·m)

Engine Block and Crankshaft

1

Main Bearing Bolts

M14 x 1.5
Torque Specification
65 ft-lbs (88 N·m)
2

Crankshaft Pulley/Harmonic Balancer Bolt

M16 x 1.5
Torque Specification
81 ft-lbs (110 N·m)

Camshaft and Valvetrain

1

Camshaft Sprocket Bolt

M12 x 1.5
Torque Specification
47 ft-lbs (64 N·m)
2

Rocker Arms/Shafts Bolts

M10 x 1.25
Torque Specification
18 ft-lbs (25 N·m)

Intake and Exhaust Systems

1

Intake Manifold Bolts

M10 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
2

Exhaust Manifold/Headers Bolts

M12 x 1.5
Torque Specification
26 ft-lbs (35 N·m)

Cooling System

1

Water Pump Bolts

M8 x 1.25
Torque Specification
7 ft-lbs (10 N·m)
2

Thermostat Housing Bolts

M8 x 1.25
Torque Specification
7 ft-lbs (10 N·m)

Fuel System

1

Fuel Rail Bolts

M8 x 1.25
Torque Specification
7 ft-lbs (10 N·m)
2

Fuel Injector Bolts

M8 x 1.25
Torque Specification
7 ft-lbs (10 N·m)

Turbocharger and Boost System

1

Turbocharger Mounting Bolts

M12 x 1.5
Torque Specification
30 ft-lbs (40 N·m)
Important Notes
Estimated value based on general industry standards.
2

Intercooler Mounting Bolts

M10 x 1.25
Torque Specification
20 ft-lbs (27 N·m)
Important Notes
Estimated value based on general industry standards.

2.0l I4 Turbo Engine

Torque specifications for 2.0L-I4-TURBO Engine

Cylinder Head and Valvetrain

1

Cylinder Head Bolts

M12 x 1.5
Torque Specification
20 ft-lbs (27 N·m)
2

Valve Cover Bolts

M8 x 1.25
Torque Specification
7 ft-lbs (10 N·m)
3

Spark Plugs

14mm x 1.25
Torque Specification
22 ft-lbs (30 N·m)

Engine Block and Crankshaft

1

Main Bearing Bolts

M14 x 1.5
Torque Specification
65 ft-lbs (88 N·m)
2

Crankshaft Pulley/Harmonic Balancer Bolt

M16 x 1.5
Torque Specification
81 ft-lbs (110 N·m)

Camshaft and Valvetrain

1

Camshaft Sprocket Bolt

M12 x 1.5
Torque Specification
47 ft-lbs (64 N·m)
2

Rocker Arms/Shafts Bolts

M10 x 1.25
Torque Specification
18 ft-lbs (25 N·m)

Intake and Exhaust Systems

1

Intake Manifold Bolts

M10 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
2

Exhaust Manifold/Headers Bolts

M12 x 1.5
Torque Specification
26 ft-lbs (35 N·m)

Cooling System

1

Water Pump Bolts

M8 x 1.25
Torque Specification
7 ft-lbs (10 N·m)
2

Thermostat Housing Bolts

M8 x 1.25
Torque Specification
7 ft-lbs (10 N·m)

Fuel System

1

Fuel Rail Bolts

M8 x 1.25
Torque Specification
7 ft-lbs (10 N·m)
2

Fuel Injector Bolts

M8 x 1.25
Torque Specification
7 ft-lbs (10 N·m)

Turbocharger and Boost System

1

Turbocharger Mounting Bolts

M12 x 1.5
Torque Specification
30 ft-lbs (40 N·m)
Important Notes
Estimated value based on general industry standards.
2

Intercooler Mounting Bolts

M10 x 1.25
Torque Specification
20 ft-lbs (27 N·m)
Important Notes
Estimated value based on general industry standards.

2.5l I5 Engine

Torque specifications for 2.5L-I5 Engine

Cylinder Head and Valvetrain

1

Cylinder Head Bolts

M12 x 1.5
Torque Specification
20 ft-lbs (27 N·m)
2

Valve Cover Bolts

M8 x 1.25
Torque Specification
7 ft-lbs (10 N·m)
3

Rocker Arms/Shafts Bolts

M10 x 1.5
Torque Specification
18 ft-lbs (25 N·m)

Engine Block and Bearings

1

Main Bearing Bolts

M14 x 1.5
Torque Specification
65 ft-lbs (88 N·m)
2

Connecting Rod Nuts

M12 x 1.5
Torque Specification
37 ft-lbs (50 N·m)

Timing and Accessory System

1

Timing Belt/Chain Tensioner Bolt

M10 x 1.5
Torque Specification
18 ft-lbs (25 N·m)
2

Camshaft Sprocket Bolt

M12 x 1.5
Torque Specification
47 ft-lbs (64 N·m)
3

Water Pump Bolts

M8 x 1.25
Torque Specification
7 ft-lbs (10 N·m)

Intake and Exhaust System

1

Intake Manifold Bolts

M10 x 1.5
Torque Specification
18 ft-lbs (25 N·m)
2

Exhaust Manifold/Header Bolts

M12 x 1.5
Torque Specification
26 ft-lbs (35 N·m)
3

Throttle Body Bolts

M8 x 1.25
Torque Specification
7 ft-lbs (10 N·m)

Turbocharger and Intercooler System

1

Turbocharger Mounting Bolts

M14 x 1.5
Torque Specification
30 ft-lbs (40 N·m)
Important Notes
Estimated value based on general industry standards.
2

Intercooler Mounting Bolts

M12 x 1.5
Torque Specification
20 ft-lbs (27 N·m)
Important Notes
Estimated value based on general industry standards.
3

Wastegate Actuator Mounting Bolts

M10 x 1.5
Torque Specification
15 ft-lbs (20 N·m)
Important Notes
Estimated value based on general industry standards.

2.5l I5 Turbo Engine

Torque specifications for 2.5L-I5-TURBO Engine

Cylinder Head and Valvetrain

1

Cylinder Head Bolts

M12 x 1.5
Torque Specification
20 ft-lbs (27 N·m)
2

Valve Cover Bolts

M8 x 1.25
Torque Specification
7 ft-lbs (10 N·m)
3

Rocker Arms/Shafts Bolts

M10 x 1.5
Torque Specification
18 ft-lbs (25 N·m)

Engine Block and Bearings

1

Main Bearing Bolts

M14 x 1.5
Torque Specification
65 ft-lbs (88 N·m)
2

Connecting Rod Nuts

M12 x 1.5
Torque Specification
37 ft-lbs (50 N·m)

Timing and Accessory System

1

Timing Belt/Chain Tensioner Bolt

M10 x 1.5
Torque Specification
18 ft-lbs (25 N·m)
2

Camshaft Sprocket Bolt

M12 x 1.5
Torque Specification
47 ft-lbs (64 N·m)
3

Water Pump Bolts

M8 x 1.25
Torque Specification
7 ft-lbs (10 N·m)

Intake and Exhaust System

1

Intake Manifold Bolts

M10 x 1.5
Torque Specification
18 ft-lbs (25 N·m)
2

Exhaust Manifold/Header Bolts

M12 x 1.5
Torque Specification
26 ft-lbs (35 N·m)
3

Throttle Body Bolts

M8 x 1.25
Torque Specification
7 ft-lbs (10 N·m)

Turbocharger and Intercooler System

1

Turbocharger Mounting Bolts

M14 x 1.5
Torque Specification
30 ft-lbs (40 N·m)
Important Notes
Estimated value based on general industry standards.
2

Intercooler Mounting Bolts

M12 x 1.5
Torque Specification
20 ft-lbs (27 N·m)
Important Notes
Estimated value based on general industry standards.
3

Wastegate Actuator Mounting Bolts

M10 x 1.5
Torque Specification
15 ft-lbs (20 N·m)
Important Notes
Estimated value based on general industry standards.

3.0l I6 Engine

Torque specifications for 3.0L-I6 Engine

Cylinder Head and Engine Block

1

Cylinder Head Bolts

M12 x 1.5
Torque Specification
20 ft-lbs (27 N·m)
2

Main Bearing Bolts

M14 x 2.0
Torque Specification
65 ft-lbs (88 N·m)

Crankshaft and Connecting Rods

1

Connecting Rod Nuts

M10 x 1.5
Torque Specification
37 ft-lbs (50 N·m)
2

Flywheel Bolts

M12 x 1.5
Torque Specification
59 ft-lbs (80 N·m)

Valvetrain and Timing System

1

Valve Cover Bolts

M8 x 1.25
Torque Specification
7 ft-lbs (10 N·m)
2

Timing Belt/Chain Tensioner Bolt

M12 x 1.5
Torque Specification
18 ft-lbs (25 N·m)

Intake and Exhaust System

1

Intake Manifold Bolts

M10 x 1.5
Torque Specification
18 ft-lbs (25 N·m)
2

Exhaust Manifold/Headers Bolts

M12 x 1.5
Torque Specification
26 ft-lbs (35 N·m)

Fuel System

1

Fuel Rail Bolts

M8 x 1.25
Torque Specification
7 ft-lbs (10 N·m)
2

Fuel Injector Bolts

M8 x 1.25
Torque Specification
7 ft-lbs (10 N·m)

Cooling System

1

Water Pump Bolts

M10 x 1.5
Torque Specification
7 ft-lbs (10 N·m)
2

Thermostat Housing Bolts

M8 x 1.25
Torque Specification
7 ft-lbs (10 N·m)

Turbocharger and Intercooler

1

Turbocharger Mounting Bolts

M12 x 1.5
Torque Specification
30 ft-lbs (40 N·m)
Important Notes
Estimated value based on industry standards.
2

Intercooler Mounting Bolts

M10 x 1.5
Torque Specification
20 ft-lbs (27 N·m)
Important Notes
Estimated value based on industry standards.

3.0l I6 Turbo Engine

Torque specifications for 3.0L-I6-TURBO Engine

Cylinder Head and Engine Block

1

Cylinder Head Bolts

M12 x 1.5
Torque Specification
20 ft-lbs (27 N·m)
2

Main Bearing Bolts

M14 x 2.0
Torque Specification
65 ft-lbs (88 N·m)

Crankshaft and Connecting Rods

1

Connecting Rod Nuts

M10 x 1.5
Torque Specification
37 ft-lbs (50 N·m)
2

Flywheel Bolts

M12 x 1.5
Torque Specification
59 ft-lbs (80 N·m)

Valvetrain and Timing System

1

Valve Cover Bolts

M8 x 1.25
Torque Specification
7 ft-lbs (10 N·m)
2

Timing Belt/Chain Tensioner Bolt

M12 x 1.5
Torque Specification
18 ft-lbs (25 N·m)

Intake and Exhaust System

1

Intake Manifold Bolts

M10 x 1.5
Torque Specification
18 ft-lbs (25 N·m)
2

Exhaust Manifold/Headers Bolts

M12 x 1.5
Torque Specification
26 ft-lbs (35 N·m)

Fuel System

1

Fuel Rail Bolts

M8 x 1.25
Torque Specification
7 ft-lbs (10 N·m)
2

Fuel Injector Bolts

M8 x 1.25
Torque Specification
7 ft-lbs (10 N·m)

Cooling System

1

Water Pump Bolts

M10 x 1.5
Torque Specification
7 ft-lbs (10 N·m)
2

Thermostat Housing Bolts

M8 x 1.25
Torque Specification
7 ft-lbs (10 N·m)

Turbocharger and Intercooler

1

Turbocharger Mounting Bolts

M12 x 1.5
Torque Specification
30 ft-lbs (40 N·m)
Important Notes
Estimated value based on industry standards.
2

Intercooler Mounting Bolts

M10 x 1.5
Torque Specification
20 ft-lbs (27 N·m)
Important Notes
Estimated value based on industry standards.

3.2l I6 Engine

Torque specifications for 3.2L-I6 Engine

Cylinder Head and Engine Block

1

Cylinder Head Bolts

M12 x 1.5
Torque Specification
20 ft-lbs (27 N·m)
2

Cylinder Head Studs

M14 x 1.5
Torque Specification
30 ft-lbs (40 N·m)
Important Notes
Estimated value, not explicitly listed in the manual.

Main Bearings and Crankshaft

1

Main Bearing Bolts

M16 x 1.5
Torque Specification
65 ft-lbs (88 N·m)
2

Crankshaft Pulley/Harmonic Balancer Bolt

M18 x 1.5
Torque Specification
81 ft-lbs (110 N·m)

Valvetrain and Timing System

1

Camshaft Sprocket Bolt

M14 x 1.5
Torque Specification
47 ft-lbs (64 N·m)
2

Timing Belt/Chain Tensioner Bolt

M12 x 1.5
Torque Specification
18 ft-lbs (25 N·m)

Engine Mounting and Stability

1

Engine Mounting Bolts

M14 x 1.5
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Estimated value, not explicitly listed in the manual.

Intake and Exhaust System

1

Intake Manifold Bolts

M12 x 1.5
Torque Specification
18 ft-lbs (25 N·m)
2

Exhaust Manifold/Headers Bolts

M14 x 1.5
Torque Specification
26 ft-lbs (35 N·m)

Fuel and Ignition System

1

Fuel Rail Bolts

M10 x 1.5
Torque Specification
7 ft-lbs (10 N·m)
2

Spark Plugs

14mm x 1.25
Torque Specification
22 ft-lbs (30 N·m)

Cooling System

1

Water Pump Bolts

M10 x 1.5
Torque Specification
7 ft-lbs (10 N·m)
2

Thermostat Housing Bolts

M10 x 1.5
Torque Specification
7 ft-lbs (10 N·m)

Body

Torque specifications for Body

Suspension and Steering

1

Strut/Shock Absorber Mounting Bolts

M14 x 1.5
Torque Specification
65 ft-lbs (88 N·m)
Important Notes
Secure the strut/shock absorber to the vehicle's body.
2

Control Arm Bolts

M14 x 1.5
Torque Specification
65 ft-lbs (88 N·m)
Important Notes
Attach the control arms to the vehicle's body.
3

Ball Joint Nut

M16 x 1.5
Torque Specification
41 ft-lbs (55 N·m)
Important Notes
Secure the ball joint to the control arm.
4

Tie Rod End Nut

M16 x 1.5
Torque Specification
41 ft-lbs (55 N·m)
Important Notes
Secure the tie rod end to the steering gear.
5

Sway Bar Link Nut

M12 x 1.25
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Attach the sway bar link to the sway bar.
6

Steering Gear/Rack Bolts

M14 x 1.5
Torque Specification
77 ft-lbs (105 N·m)
Important Notes
Secure the steering gear/rack to the vehicle's body.

Body and Frame

1

Body Mount Bolts

M12 x 1.25
Torque Specification
35 ft-lbs (47 N·m)
Important Notes
Estimated value. Secure the vehicle's body to the frame.
2

Door Hinge Bolts

M10 x 1.25
Torque Specification
17 ft-lbs (23 N·m)
Important Notes
Estimated value. Attach the doors to the vehicle's body.
3

Hood Hinge Bolts

M10 x 1.25
Torque Specification
17 ft-lbs (23 N·m)
Important Notes
Estimated value. Attach the hood to the vehicle's body.
4

Trunk Lid Hinge Bolts

M10 x 1.25
Torque Specification
17 ft-lbs (23 N·m)
Important Notes
Estimated value. Attach the trunk lid to the vehicle's body.
5

Bumper Mounting Bolts

M12 x 1.25
Torque Specification
25 ft-lbs (34 N·m)
Important Notes
Estimated value. Secure the bumper to the vehicle's body.

Brakes

Torque specifications for Brakes

Brake Caliper and Mounting

1

Brake Caliper Bolts

M12 x 1.5
Torque Specification
46 ft-lbs (63 N·m)
2

Brake Caliper Mounting Bracket Bolts

M14 x 1.5
Torque Specification
65 ft-lbs (88 N·m)

Brake Disc/Drum and Hub

1

Brake Disc/Drum Retaining Bolts

M10 x 1.25
Torque Specification
59 ft-lbs (80 N·m)

Wheel and Lug Nuts

1

Wheel Lug Nuts

M14 x 1.5
Torque Specification
103 ft-lbs (140 N·m)

Brake Master Cylinder and ABS

1

Brake Master Cylinder Mounting Bolts

M10 x 1.25
Torque Specification
20 ft-lbs (27 N·m)
Important Notes
Estimated value. Consult vehicle repair manual for correct torque value.
2

ABS Sensor Mounting Bolts

M8 x 1.25
Torque Specification
12 ft-lbs (16 N·m)
Important Notes
Estimated value. Consult vehicle repair manual for correct torque value.

Brake Rotor and Drum Mounting

1

Brake Rotor Mounting Bolts

M12 x 1.5
Torque Specification
35 ft-lbs (47 N·m)
Important Notes
Estimated value. Consult vehicle repair manual for correct torque value.
2

Brake Drum Mounting Bolts

M12 x 1.5
Torque Specification
35 ft-lbs (47 N·m)
Important Notes
Estimated value. Consult vehicle repair manual for correct torque value.

Brake Hose and Banjo Bolts

1

Brake Hose Banjo Bolts

M10 x 1.25
Torque Specification
22 ft-lbs (30 N·m)
Important Notes
Estimated value. Consult vehicle repair manual for correct torque value.

Drivetrain

Torque specifications for Drivetrain

Engine and Transmission Interface

1

Flywheel Bolts

M12 x 1.5
Torque Specification
59 ft-lbs (80 N·m)
2

Main Bearing Bolts

M14 x 1.5
Torque Specification
65 ft-lbs (88 N·m)

Transmission and Drivetrain Mounting

1

Transmission Mounting Bolts

M10 x 1.5
Torque Specification
37 ft-lbs (50 N·m)
2

Drive Axle/Half Shaft Bolts

M12 x 1.5
Torque Specification
41 ft-lbs (55 N·m)

Differential and Driveshaft

1

CV Joint/Axle Nut

M20 x 1.5
Torque Specification
184 ft-lbs (250 N·m)
2

Propeller/Drive Shaft Bolts

M14 x 1.5
Torque Specification
62 ft-lbs (85 N·m)

Transmission Maintenance

1

Transmission Oil Pan Bolts

M8 x 1.25
Torque Specification
6 ft-lbs (8 N·m)
2

Transmission Drain and Fill Plugs

M12 x 1.5
Torque Specification
33 ft-lbs (45 N·m)

Estimated Torque Values

1

Differential Cover Bolts

M10 x 1.5
Torque Specification
35 ft-lbs (47 N·m)
Important Notes
Estimated value, consult vehicle's service manual or manufacturer's recommendations for accurate torque value.
2

Transfer Case Bolts

M12 x 1.5
Torque Specification
35 ft-lbs (47 N·m)
Important Notes
Estimated value, consult vehicle's service manual or manufacturer's recommendations for accurate torque value.
3

Driveshaft Center Bearing Bolts

M10 x 1.5
Torque Specification
25 ft-lbs (34 N·m)
Important Notes
Estimated value, consult vehicle's service manual or manufacturer's recommendations for accurate torque value.

Electrical

Torque specifications for Electrical

Alternator and Starter Motor

1

Alternator Mounting Bolts

M12 x 1.5
Torque Specification
18 ft-lbs (25 N·m)
2

Starter Motor Mounting Bolts

M14 x 1.5
Torque Specification
37 ft-lbs (50 N·m)

Battery and Electrical Connectors

1

Battery Terminal Nuts

M8 x 1.25
Torque Specification
6 ft-lbs (8 N·m)
2

Ignition Coil Bracket Bolts

M10 x 1.5
Torque Specification
11 ft-lbs (15 N·m)
Important Notes
Estimated value, consult repair manual for specific torque value.
3

Spark Plug Wire Retainer Bolts

M6 x 1.0
Torque Specification
6 ft-lbs (8 N·m)
Important Notes
Estimated value, consult repair manual for specific torque value.
4

Fuel Injector Electrical Connector Bolts

M6 x 1.0
Torque Specification
6 ft-lbs (8 N·m)
Important Notes
Estimated value, consult repair manual for specific torque value.

Emissions Sensors

Torque specifications for Emissions_sensors

EGR System

1

EGR Valve Bolts

M10 x 1.5
Torque Specification
15 ft-lbs (20 N·m)
Important Notes
Proper torque ensures a secure connection and prevents leaks.

Oxygen Sensor System

1

Oxygen Sensor Bolts

M8 x 1.25
Torque Specification
15 ft-lbs (20 N·m)
Important Notes
Estimated value based on industry standards. Consult vehicle manufacturer's recommendations for correct torque value.
2

Heated Oxygen Sensor (HO2S) Bolts

M8 x 1.25
Torque Specification
15 ft-lbs (20 N·m)
Important Notes
Estimated value based on industry standards. Consult vehicle manufacturer's recommendations for correct torque value.

NOx Sensor System

1

NOx Sensor Bolts

M8 x 1.25
Torque Specification
15 ft-lbs (20 N·m)
Important Notes
Estimated value based on industry standards. Consult vehicle manufacturer's recommendations for correct torque value.

Catalytic Converter System

1

Catalytic Converter to Exhaust Pipe Bolts

M12 x 1.5
Torque Specification
26 ft-lbs (35 N·m)
Important Notes
Proper torque ensures a secure connection and prevents leaks.

Exhaust Manifold System

1

Exhaust Manifold/Headers to Cylinder Head Bolts

M10 x 1.5
Torque Specification
20 ft-lbs (27 N·m)
Important Notes
Proper torque ensures a secure connection and prevents leaks.

Exhaust

Torque specifications for Exhaust

Exhaust Manifold Headers

1

Exhaust Manifold/Headers to Engine Block Bolts

M12 x 1.5
Torque Specification
26 ft-lbs (35 N·m)
2

Exhaust Manifold/Headers to Cylinder Head Bolts

M10 x 1.25
Torque Specification
20 ft-lbs (27 N·m)

Exhaust Piping

1

Exhaust Pipe to Exhaust Manifold/Headers Bolts

M12 x 1.5
Torque Specification
26 ft-lbs (35 N·m)
2

Catalytic Converter to Exhaust Pipe Bolts

M12 x 1.5
Torque Specification
26 ft-lbs (35 N·m)
3

Muffler to Exhaust Pipe Bolts

M12 x 1.5
Torque Specification
26 ft-lbs (35 N·m)

Exhaust System Mounting

1

Exhaust System Mounting Bracket Bolts

M14 x 1.5
Torque Specification
1. 20 ft-lbs (27 N·m) 2. 30 ft-lbs (41 N·m)
Important Notes
Estimated torque values. Consult the vehicle manufacturer's recommendations or a reliable repair manual for accurate information.
2

Exhaust System Hanger Bolts

M14 x 1.5
Torque Specification
1. 20 ft-lbs (27 N·m) 2. 30 ft-lbs (41 N·m)
Important Notes
Estimated torque values. Consult the vehicle manufacturer's recommendations or a reliable repair manual for accurate information.

Exhaust Accessories

1

Oxygen Sensor Bolts

M10 x 1.25
Torque Specification
1. 15 ft-lbs (20 N·m) 2. 20 ft-lbs (27 N·m)
Important Notes
Estimated torque values. Consult the vehicle manufacturer's recommendations or a reliable repair manual for accurate information.
2

Heat Shield Bolts

M8 x 1.25
Torque Specification
1. 10 ft-lbs (14 N·m) 2. 15 ft-lbs (20 N·m)
Important Notes
Estimated torque values. Consult the vehicle manufacturer's recommendations or a reliable repair manual for accurate information.

Fuel

Torque specifications for Fuel

Fuel Rail and Injector System

1

Fuel Rail Bolts

M8 x 1.25
Torque Specification
7 ft-lbs (10 N·m)
2

Fuel Injector Bolts

M8 x 1.25
Torque Specification
7 ft-lbs (10 N·m)
3

Fuel Injector Rail Bolts

M8 x 1.25
Torque Specification
7 ft-lbs (10 N·m)

Fuel Pump and Filter System

1

Fuel Pump Mounting Bolts

M10 x 1.5
Torque Specification
22 ft-lbs (30 N·m)
2

Fuel Filter Bolt/Nut

M12 x 1.75
Torque Specification
22 ft-lbs (30 N·m)

Fuel Tank and Filler System

1

Fuel Tank Strap Bolts

M12 x 1.75
Torque Specification
18 ft-lbs (25 N·m)
2

Fuel Filler Neck Bolts

M8 x 1.25
Torque Specification
7 ft-lbs (10 N·m)

Fuel Pressure Regulator and Line Fittings

1

Fuel Pressure Regulator Mounting Bolts

M8 x 1.25
Torque Specification
1. 10 ft-lbs (14 N·m) 2. 15 ft-lbs (20 N·m)
Important Notes
Estimated torque values based on typical fuel system component torque specifications.
2

Fuel Line Fittings

M8 x 1.25
Torque Specification
1. 10 ft-lbs (14 N·m) 2. 15 ft-lbs (20 N·m)
Important Notes
Estimated torque values based on typical fuel system component torque specifications.

Hvac

Torque specifications for Hvac

Air Conditioning System

1

A/C Compressor Mounting Bolts

M12 x 1.5
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Proper torque is essential to prevent damage to the compressor or engine block.
2

A/C Line Fittings

M10 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Proper torque ensures a leak-tight seal and prevents refrigerant leaks.
3

A/C Condenser Mounting Bolts

M10 x 1.25
Torque Specification
20 ft-lbs (27 N·m)
Important Notes
Estimated value based on industry standards. Proper torque is necessary to prevent damage to the condenser or surrounding components.
4

A/C Evaporator Mounting Bolts

M8 x 1.25
Torque Specification
15 ft-lbs (20 N·m)
Important Notes
Estimated value based on industry standards. Proper torque ensures a secure fit and prevents air leaks.
5

A/C Refrigerant Line Clamp Bolts

M6 x 1.0
Torque Specification
10 ft-lbs (14 N·m)
Important Notes
Estimated value based on industry standards. Proper torque prevents refrigerant leaks and ensures a secure fit.

Heating System

1

Heater Core Mounting Bolts

M8 x 1.25
Torque Specification
10 ft-lbs (14 N·m)
Important Notes
Estimated value based on industry standards. Proper torque ensures a secure fit and prevents coolant leaks.

Suspension

Torque specifications for Suspension

Front Suspension

1

Strut/Shock Absorber Mounting Bolts

M14 x 1.5
Torque Specification
65 ft-lbs (88 N·m)
Important Notes
Secure the strut or shock absorber to the vehicle's frame or suspension component.
2

Control Arm Bolts

M12 x 1.25
Torque Specification
65 ft-lbs (88 N·m)
Important Notes
Connect the control arms to the frame or suspension components, maintaining proper suspension geometry and alignment.
3

Upper Control Arm Bushing Bolts

M10 x 1.25
Torque Specification
1. 30 ft-lbs (40 N·m) 2. 40 ft-lbs (55 N·m)
Important Notes
Estimated torque value range. Secure the upper control arm bushings to the control arm or frame.
4

Lower Control Arm Bushing Bolts

M10 x 1.25
Torque Specification
1. 30 ft-lbs (40 N·m) 2. 40 ft-lbs (55 N·m)
Important Notes
Estimated torque value range. Secure the lower control arm bushings to the control arm or frame.

Steering Components

1

Steering Knuckle Bolts

M14 x 1.5
Torque Specification
1. 70 ft-lbs (95 N·m) 2. 80 ft-lbs (110 N·m)
Important Notes
Estimated torque value range. Secure the steering knuckle to the suspension component or frame.
2

Ball Joint Nut

M12 x 1.25
Torque Specification
41 ft-lbs (55 N·m)
Important Notes
Secure the ball joint to the control arm or steering knuckle.
3

Tie Rod End Nut

M12 x 1.25
Torque Specification
41 ft-lbs (55 N·m)
Important Notes
Secure the tie rod end to the steering knuckle or control arm.

Sway Bar and Coil Spring Components

1

Sway Bar Link Nut

M10 x 1.25
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Connect the sway bar link to the control arm or frame.
2

Coil Spring Mounting Bolts

M12 x 1.25
Torque Specification
1. 40 ft-lbs (55 N·m) 2. 50 ft-lbs (68 N·m)
Important Notes
Estimated torque value range. Secure the coil spring to the strut or shock absorber.

Tf 80 Transmission

Torque specifications for Tf 80 Transmission

Transmission Mounting

1

Transmission Mounting Bolts

M12 x 1.5
Torque Specification
37 ft-lbs (50 N·m)

Transmission Oil Pan

1

Transmission Oil Pan Bolts

M8 x 1.25
Torque Specification
6 ft-lbs (8 N·m)

Transmission Fluid System

1

Transmission Drain and Fill Plugs

M14 x 1.5
Torque Specification
33 ft-lbs (45 N·m)
2

Transmission Fluid Drain/Fill Plug

M14 x 1.5
Torque Specification
33 ft-lbs (45 N·m)

TF 80 Transmission Case

1

TF-80 Transmission Case Bolts

M16 x 1.5
Torque Specification
65 ft-lbs (88 N·m)
Important Notes
Estimated value based on industry standards.

TF 80 Transmission Bellhousing

1

TF-80 Transmission Bellhousing Bolts

M12 x 1.5
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Estimated value based on industry standards.

TF 80 Transmission Pan Gasket

1

TF-80 Transmission Pan Gasket Bolts

M10 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Estimated value based on industry standards.

TF 80 Transmission Filter

1

TF-80 Transmission Filter Bolts

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

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 for the engine cylinder head bolts?

100 Nm (74 lb-ft), followed by an additional 90 degree turn

Q2

Which torque wrench should I use for critical engine components?

Volvo recommends using a calibrated torque wrench with a range of 20-250 Nm (15-184 lb-ft)

Q3

How do I properly tighten suspension bolts?

Apply thread-locking compound and tighten to the specified torque in a star pattern, following the prescribed tightening sequence

Q4

What IS the recommended procedure for torquing wheel bolts?

Clean the bolt threads and wheel mating surfaces, apply anti-seize compound, and torque to 120 Nm (89 lb-ft) using a calibrated torque wrench

Q5

What are the torque specifications for intake manifold bolts?

25 Nm (18 lb-ft) for the upper bolts and 15 Nm (11 lb-ft) for the lower bolts

Q6

How often should I check and tighten torque settings?

Volvo recommends checking critical torque settings every 50,000 km (31,000 miles) or after major repairs involving torque-sensitive components

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 v70.

  • 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
Technical Service Bulletins

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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.
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  • 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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