Dodge Sprinter 2006-2018 Torque Specifications
Dodge Sprinter 2006-2018

Dodge Sprinter 2006-2018 Torque Specifications

Complete Dodge Sprinter 2006-2018 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

3.0l Engine

Torque specifications for 3.0L Engine

Cylinder Head

1

Cylinder Head Bolts

M10 x 1.25
Torque Specification
1. 22 ft-lbs (30 N·m) 2. 90°
Important Notes
Follow the manufacturer's specified torque sequence to avoid warping the cylinder head.
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

M12 x 1.5
Torque Specification
81 ft-lbs (110 N·m)
Important Notes
Follow the manufacturer's specified torque sequence to ensure proper bearing alignment.
2

Connecting Rod Nuts

M8 x 1.25
Torque Specification
33 ft-lbs (45 N·m)
Important Notes
Ensure the connecting rod bearings are properly seated before tightening.

Timing System

1

Timing Belt/Chain Tensioner Bolt

M8 x 1.25
Torque Specification
30 ft-lbs (40 N·m)
Important Notes
Ensure the tensioner is properly aligned before tightening.
2

Camshaft Sprocket Bolt

M10 x 1.25
Torque Specification
44 ft-lbs (60 N·m)
Important Notes
Ensure the camshaft sprocket is properly aligned with the timing marks.

Intake And Exhaust

1

Intake Manifold Bolts

M8 x 1.25
Torque Specification
15 ft-lbs (20 N·m)
Important Notes
Follow the manufacturer's specified torque sequence to ensure proper sealing.
2

Exhaust Manifold/Headers Bolts

M8 x 1.25
Torque Specification
22 ft-lbs (30 N·m)
Important Notes
Follow the manufacturer's specified torque sequence to prevent warping.

Cooling System

1

Water Pump Bolts

M8 x 1.25
Torque Specification
15 ft-lbs (20 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 is properly seated before tightening.

3.5l Engine

Torque specifications for 3.5L Engine

Cylinder Head

1

Cylinder Head Bolts

M10 x 1.5
Torque Specification
1. 22 ft-lbs (30 N·m) 2. 90°
Important Notes
Follow the manufacturer's specified torque sequence for the cylinder head bolts.
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

M12 x 1.75
Torque Specification
81 ft-lbs (110 N·m)
Important Notes
Follow the manufacturer's specified torque sequence for main bearing bolts.
2

Flywheel Bolts

M10 x 1.5
Torque Specification
44 ft-lbs (60 N·m)
Important Notes
Ensure the flywheel is properly aligned before tightening.

Timing System

1

Timing Belt/Chain Tensioner Bolt

M8 x 1.25
Torque Specification
30 ft-lbs (40 N·m)
Important Notes
Ensure the tensioner is properly aligned before tightening.
2

Camshaft Sprocket Bolt

M10 x 1.5
Torque Specification
44 ft-lbs (60 N·m)
Important Notes
Ensure the camshaft sprocket is properly aligned before tightening.
3

Crankshaft Pulley/Harmonic Balancer Bolt

M12 x 1.75
Torque Specification
148 ft-lbs (200 N·m)
Important Notes
Ensure the pulley or harmonic balancer is properly aligned before tightening.

Intake And Exhaust

1

Intake Manifold Bolts

M8 x 1.25
Torque Specification
15 ft-lbs (20 N·m)
Important Notes
Follow the manufacturer's specified torque sequence for intake manifold bolts.
2

Exhaust Manifold/Headers Bolts

M8 x 1.25
Torque Specification
22 ft-lbs (30 N·m)
Important Notes
Follow the manufacturer's specified torque sequence for exhaust manifold bolts.
3

EGR Valve Bolts

M6 x 1.0
Torque Specification
15 ft-lbs (20 N·m)
Important Notes
Ensure the EGR valve is properly aligned before tightening.

Fuel System

1

Fuel Rail Bolts

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

Fuel Injector Bolts

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

Fuel Filter Bolt/Nut

M8 x 1.25
Torque Specification
22 ft-lbs (30 N·m)
Important Notes
Ensure the fuel filter is properly aligned before tightening.

Cooling System

1

Water Pump Bolts

M8 x 1.25
Torque Specification
15 ft-lbs (20 N·m)
Important Notes
Follow the manufacturer's specified torque sequence for water pump bolts.
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.

Accessory Drive

1

Serpentine/Accessory Drive Belt Tensioner Bolt

M8 x 1.25
Torque Specification
30 ft-lbs (40 N·m)
Important Notes
Ensure the tensioner is properly aligned before tightening.
2

Drive Belt Idler Pulley Bolt

M8 x 1.25
Torque Specification
30 ft-lbs (40 N·m)
Important Notes
Ensure the idler pulley is properly aligned before tightening.
3

Alternator Mounting Bolts

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

Ignition System

1

Spark Plugs

M14 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure the spark plugs are properly seated before tightening.
2

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.

Oil System

1

Oil Pan Bolts

M6 x 1.0
Torque Specification
9 ft-lbs (12 N·m)
Important Notes
Follow the manufacturer's specified torque sequence for oil pan bolts.
2

Oil Pump Bolts

M8 x 1.25
Torque Specification
15 ft-lbs (20 N·m)
Important Notes
Follow the manufacturer's specified torque sequence for oil pump bolts.
3

Oil Drain Plug Bolt

M14 x 1.5
Torque Specification
22 ft-lbs (30 N·m)
Important Notes
Ensure the oil drain plug is properly seated before tightening.

Sensors

1

Crankshaft Position Sensor Bolt

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

Camshaft Position Sensor Bolt

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

7g Tronic Transmission

Torque specifications for 7g Tronic 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 cross pattern to avoid misalignment.

Oil Pan

1

Transmission Oil Pan Bolts

M6 x 1.0
Torque Specification
9 ft-lbs (12 N·m)
Important Notes
Ensure the oil pan gasket is properly seated before tightening.

Fluid Management

1

Transmission Drain and Fill Plugs

M14 x 1.5
Torque Specification
22 ft-lbs (30 N·m)
Important Notes
Ensure the sealing washer is in good condition or replace it.

Driveline Connection

1

Propeller/Drive Shaft Bolts

M10 x 1.25
Torque Specification
44 ft-lbs (60 N·m)
Important Notes
Ensure the drive shaft is properly aligned before tightening.
2

Transmission Output Shaft Flange Bolts

M10 x 1.25
Torque Specification
44 ft-lbs (60 N·m)
Important Notes
Ensure the output shaft flange is properly seated before tightening.

Starter Motor

1

Starter Motor Mounting Bolts

M8 x 1.25
Torque Specification
33 ft-lbs (45 N·m)
Important Notes
Ensure the starter motor is properly aligned with the flywheel.

Torque Converter

1

Torque Converter Bolts

M8 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.

Valve Body

1

Transmission Valve Body Bolts

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

Shift Linkage

1

Transmission Shift Linkage Bolts

M6 x 1.0
Torque Specification
15 ft-lbs (20 N·m)
Important Notes
Ensure the shift linkage is properly aligned before tightening.

Body

Torque specifications for Body

Door System

1

Door Hinge Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure proper alignment of the door before final torque application.
2

Tailgate/Hatch Hinge Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure proper alignment of the tailgate or hatch before final torque application.

Seat System

1

Seat Mounting Bolts

M10 x 1.5
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Critical for passenger safety. Ensure seats are securely fastened.

Body Panels

1

Body Panel Bolts (e.g., fenders, bumpers)

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Avoid over-tightening to prevent damage to panels or mounting points.
2

Bumper Reinforcement Bolts

M12 x 1.75
Torque Specification
44 ft-lbs (60 N·m)
Important Notes
Ensure proper alignment of the bumper before final torque application.

Roof Rack

1

Roof Rack Mounting Bolts

M8 x 1.25
Torque Specification
22 ft-lbs (30 N·m)
Important Notes
Ensure proper alignment and secure attachment to handle dynamic loads.

Interior Trim

1

Interior Trim Fasteners (e.g., dashboard, console)

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Avoid over-tightening to prevent damage to trim or mounting points.

Spare Tire Carrier

1

Spare Tire Carrier Bolts

M10 x 1.5
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Ensure the spare tire carrier is securely fastened to prevent loosening.

Brakes

Torque specifications for Brakes

Brake Caliper System

1

Brake Caliper Bolts

M12 x 1.5
Torque Specification
74 ft-lbs (100 N·m)
Important Notes
Ensure the caliper is properly aligned before tightening. Torque in a crisscross pattern.
2

Brake Caliper Mounting Bracket Bolts

M14 x 1.5
Torque Specification
96 ft-lbs (130 N·m)
Important Notes
Ensure the bracket is properly seated against the steering knuckle or axle.

Brake Rotor Drum System

1

Brake Disc/Drum Retaining Bolts

M12 x 1.5
Torque Specification
74 ft-lbs (100 N·m)
Important Notes
Ensure the rotor or drum is properly seated on the hub before tightening.

Wheel Attachment System

1

Wheel Lug Nuts

M14 x 1.5
Torque Specification
140 ft-lbs (190 N·m)
Important Notes
Torque in a star pattern to ensure even clamping force.

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 in good condition and properly seated.
2

Brake Master Cylinder Mounting Bolts

M8 x 1.25
Torque Specification
15 ft-lbs (20 N·m)
Important Notes
Ensure the master cylinder is properly aligned with the brake booster.

Brake Booster System

1

Brake Booster Mounting Bolts

M8 x 1.25
Torque Specification
22 ft-lbs (30 N·m)
Important Notes
Ensure the booster is properly aligned with the firewall.

Brake Pedal System

1

Brake Pedal Assembly Bolts

M8 x 1.25
Torque Specification
22 ft-lbs (30 N·m)
Important Notes
Ensure the pedal assembly is properly aligned with the firewall or pedal box.

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 positioned and not damaged during installation.

Drivetrain

Torque specifications for Drivetrain

Engine Transmission Interface

1

Flywheel Bolts

M10 x 1.25
Torque Specification
44 ft-lbs (60 N·m)
Important Notes
Ensure proper alignment of the flywheel before tightening.
2

Torque Converter Bolts

M8 x 1.25
Torque Specification
22 ft-lbs (30 N·m)
Important Notes
Estimated value based on similar bolt sizes and applications.
3

Transmission Bellhousing Bolts

M10 x 1.5
Torque Specification
44 ft-lbs (60 N·m)
Important Notes
Ensure proper alignment of the transmission to the engine.

Transmission Assembly

1

Transmission Mounting Bolts

M10 x 1.5
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Ensure the transmission is properly aligned with the chassis.
2

Transmission Oil Pan Bolts

M6 x 1.0
Torque Specification
9 ft-lbs (12 N·m)
Important Notes
Use a crisscross pattern to avoid warping the oil pan.
3

Transmission Drain and Fill Plugs

M12 x 1.5
Torque Specification
22 ft-lbs (30 N·m)
Important Notes
Ensure the sealing washer is in good condition.

Driveshaft And Axles

1

Drive Axle/Half Shaft Bolts

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

CV Joint/Axle Nut

M24 x 1.5
Torque Specification
118 ft-lbs (160 N·m)
Important Notes
Use a new axle nut if the old one is damaged.
3

Propeller/Drive Shaft Bolts

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

Differential And Transfer Case

1

Differential Drain/Fill Plug

M12 x 1.5
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Ensure the sealing washer is in good condition.
2

Transfer Case Drain/Fill Plug

M12 x 1.5
Torque Specification
22 ft-lbs (30 N·m)
Important Notes
Ensure the sealing washer is in good condition.
3

Rear Axle Pinion Flange Nut

M24 x 1.5
Torque Specification
148 ft-lbs (200 N·m)
Important Notes
Use a new nut if the old one is damaged.

Electrical

Torque specifications for Electrical

Starter Motor

1

Starter Motor Mounting Bolts

M10 x 1.5
Torque Specification
33 ft-lbs (45 N·m)
Important Notes
Ensure the starter motor is properly aligned with the flywheel before tightening.

Alternator

1

Alternator Mounting Bolts

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

Battery

1

Battery Terminal Nuts

M6 x 1.0
Torque Specification
5.9 ft-lbs (8 N·m)
Important Notes
Ensure the terminals are clean and free of corrosion before tightening.

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

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

A/C Line Fittings

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

Grounding System

1

Ground Strap Bolts

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

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 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 before tightening.

Emissions Sensors

Torque specifications for Emissions_sensors

Exhaust Manifold Headers

1

Exhaust Manifold/Headers Bolts

M8 x 1.25
Torque Specification
22 ft-lbs (30 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
22 ft-lbs (30 N·m)
Important Notes
Ensure bolts are tightened in a crisscross pattern to evenly distribute pressure.

Exhaust Pipe Connections

1

Exhaust Pipe to Exhaust Manifold/Headers Bolts

M8 x 1.25
Torque Specification
22 ft-lbs (30 N·m)
Important Notes
Ensure a proper seal to prevent exhaust leaks.
2

Catalytic Converter to Exhaust Pipe Bolts

M8 x 1.25
Torque Specification
22 ft-lbs (30 N·m)
Important Notes
Ensure a proper seal to prevent exhaust leaks.

Emissions Control Components

1

EGR Valve Bolts

M6 x 1.0
Torque Specification
15 ft-lbs (20 N·m)
Important Notes
Ensure a proper seal to prevent exhaust gas leaks.
2

Throttle Body Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Ensure a proper seal to prevent air leaks.
3

Intake Manifold Bolts

M8 x 1.25
Torque Specification
15 ft-lbs (20 N·m)
Important Notes
Ensure bolts are tightened in a crisscross pattern to evenly distribute pressure.

Emissions Sensors

1

Oxygen Sensor (O2 Sensor) Mounting Bolts

M8 x 1.25
Torque Specification
22 ft-lbs (30 N·m)
Important Notes
Ensure a proper seal to prevent exhaust leaks.
2

NOx Sensor Mounting Bolts

M8 x 1.25
Torque Specification
22 ft-lbs (30 N·m)
Important Notes
Ensure a proper seal to prevent exhaust leaks.
3

DPF (Diesel Particulate Filter) Mounting Bolts

M8 x 1.25
Torque Specification
22 ft-lbs (30 N·m)
Important Notes
Ensure a proper seal to prevent exhaust leaks.
4

Exhaust Gas Temperature Sensor Mounting Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Ensure a proper seal to prevent exhaust leaks.

Exhaust

Torque specifications for Exhaust

Exhaust Manifold Headers

1

Exhaust Manifold/Headers to Cylinder Head Bolts

M8 x 1.25
Torque Specification
22 ft-lbs (30 N·m)
Important Notes
Ensure bolts are tightened in a crisscross pattern to evenly distribute pressure.
2

Exhaust Pipe to Exhaust Manifold/Headers Bolts

M8 x 1.25
Torque Specification
22 ft-lbs (30 N·m)
Important Notes
Ensure a secure connection to prevent leaks and maintain proper exhaust flow.

Catalytic Converter

1

Catalytic Converter to Exhaust Pipe Bolts

M8 x 1.25
Torque Specification
22 ft-lbs (30 N·m)
Important Notes
Ensure a secure connection to prevent leaks and maintain proper exhaust flow.

Muffler

1

Muffler to Exhaust Pipe Bolts

M8 x 1.25
Torque Specification
22 ft-lbs (30 N·m)
Important Notes
Ensure a secure connection to prevent leaks and maintain proper exhaust flow.

Exhaust Hangers

1

Exhaust Hanger Bolts

M6 x 1.0
Torque Specification
15 ft-lbs (20 N·m)
Important Notes
Ensure a secure fit to prevent excessive movement of the exhaust system.

Oxygen Sensor

1

Oxygen Sensor (O2 Sensor) Mounting Bolts

M8 x 1.25
Torque Specification
22 ft-lbs (30 N·m)
Important Notes
Ensure a secure connection to prevent leaks and maintain accurate sensor readings.

Heat Shield

1

Exhaust Heat Shield Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Ensure a secure fit without over-tightening to avoid damaging the heat shield.

Exhaust Flange

1

Exhaust Flange Bolts (Downpipe to Midpipe)

M8 x 1.25
Torque Specification
22 ft-lbs (30 N·m)
Important Notes
Ensure a secure connection to prevent leaks and maintain proper exhaust flow.

Fuel

Torque specifications for Fuel

Fuel Delivery System

1

Fuel Rail Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Ensures the fuel rail remains securely attached to the engine.
2

Fuel Injector Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Ensures a proper seal between the injector and the engine.
3

Fuel Injector Rail Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Ensures the fuel injector rail remains stable and leak-free.
4

High-Pressure Fuel Line Fittings

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensures a secure connection for high-pressure fuel lines.
5

Low-Pressure Fuel Line Fittings

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Ensures a secure connection for low-pressure fuel lines.
6

Fuel Pressure Regulator Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Ensures the fuel pressure regulator remains securely attached.

Fuel Storage System

1

Fuel Pump Mounting Bolts

M10 x 1.5
Torque Specification
89 ft-lbs (120 N·m)
Important Notes
Ensures the fuel pump remains securely mounted to the tank or chassis.
2

Fuel Tank Strap Bolts

M8 x 1.25
Torque Specification
30 ft-lbs (40 N·m)
Important Notes
Ensures the fuel tank remains securely held in place.
3

Fuel Filler Neck Bolts

M6 x 1.0
Torque Specification
22 ft-lbs (30 N·m)
Important Notes
Ensures a tight seal between the fuel filler neck and the vehicle body.
4

Fuel Tank Sender Unit Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Ensures a proper seal for the fuel level sender unit.

Fuel Filtration System

1

Fuel Filter Bolt/Nut

M8 x 1.25
Torque Specification
22 ft-lbs (30 N·m)
Important Notes
Ensures the fuel filter remains securely attached to the mounting bracket.

Hvac

Torque specifications for Hvac

Ac Compressor System

1

A/C Compressor Mounting Bolts

M10 x 1.5
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure the compressor is aligned properly before tightening. Use a crisscross pattern for even torque distribution.
2

A/C Line Fittings

M10 x 1.5
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure fittings are clean and free of debris before installation. Over-tightening can damage the O-ring seals.

Evaporator And Heater Core System

1

Evaporator Core Housing Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Ensure the housing is properly aligned to avoid air leaks. Over-tightening can crack the housing.
2

Heater Core Housing Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Ensure the housing is properly aligned to avoid coolant leaks. Over-tightening can crack the housing.

Blower Motor System

1

Blower Motor Mounting Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Ensure the blower motor is properly aligned to avoid vibrations. Over-tightening can damage the motor housing.

Condenser System

1

Condenser Mounting Bolts

M8 x 1.25
Torque Specification
15 ft-lbs (20 N·m)
Important Notes
Ensure the condenser is properly aligned to avoid stress on the refrigerant lines. Over-tightening can damage the mounting brackets.

Hvac Control System

1

HVAC Control Valve Bolts

M6 x 1.0
Torque Specification
7 ft-lbs (10 N·m)
Important Notes
Ensure the control valve is properly aligned to avoid coolant leaks. Over-tightening can damage the valve housing.

Suspension

Torque specifications for Suspension

Strut Shock Absorber

1

Strut/Shock Absorber Mounting Bolts

M12 x 1.5
Torque Specification
74 ft-lbs (100 N·m)
Important Notes
Ensure the vehicle is on a level surface and the suspension is at ride height before torquing.
2

Lower Strut Mounting Bolts

M12 x 1.5
Torque Specification
74 ft-lbs (100 N·m)
Important Notes
Estimated value based on similar components. Ensure the suspension is at ride height before torquing.
3

Upper Strut Mounting Bolts

M10 x 1.25
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Estimated value based on similar components. Ensure the suspension is at ride height before torquing.

Control Arm Ball Joint

1

Control Arm Bolts

M12 x 1.5
Torque Specification
74 ft-lbs (100 N·m)
Important Notes
Ensure the suspension is at ride height before torquing.
2

Ball Joint Nut

M10 x 1.25
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Ensure the suspension is at ride height before torquing.

Steering System

1

Tie Rod End Nut

M10 x 1.25
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Ensure the suspension is at ride height before torquing.
2

Steering Gear/Rack Bolts

M12 x 1.5
Torque Specification
74 ft-lbs (100 N·m)
Important Notes
Ensure the steering rack is properly aligned before torquing.

Sway Bar Track Bar

1

Sway Bar Link Nut

M10 x 1.25
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Ensure the suspension is at ride height before torquing.
2

Track Bar/Stabilizer Bar Mounting Bolts

M12 x 1.5
Torque Specification
74 ft-lbs (100 N·m)
Important Notes
Ensure the suspension is at ride height before torquing.

Subframe Rear Axle

1

Subframe Mounting Bolts

M14 x 1.5
Torque Specification
1. 48 ft-lbs (65 N·m) 2. 90°
Important Notes
Estimated value based on similar components. Follow the torque sequence provided in the vehicle's service manual.
2

Rear Axle U-Bolt Nuts

M12 x 1.5
Torque Specification
74 ft-lbs (100 N·m)
Important Notes
Ensure the suspension is at ride height before torquing.

Wheel Hub

1

Wheel Lug Nuts

M12 x 1.5
Torque Specification
140 ft-lbs (190 N·m)
Important Notes
Always use a torque wrench to ensure proper torque. Follow the star pattern sequence.

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 lug nuts on a 2016 Dodge Sprinter?

140 ft-lbs (190 Nm)

Q2

What torque value should I use for the suspension bolts on a 2012 Dodge Sprinter?

Consult the vehicle's service manual or contact an authorized Dodge dealer for specific torque values.

Q3

What IS the proper tightening sequence for the head bolts on a 2018 Dodge Sprinter?

Follow the vehicle's service manual for the correct tightening sequence and torque specifications.

Q4

What type of torque wrench IS most suitable for tightening critical bolts on a Dodge Sprinter?

Use a properly calibrated torque wrench with the appropriate range for the specified torque values.

Q5

Can I use a standard socket wrench to tighten bolts without exceeding the torque specifications?

No. Always use a calibrated torque wrench to ensure accurate torque application and prevent over-tightening.

Q6

What are the consequences of over-tightening or under-tightening bolts on a Dodge Sprinter?

Over-tightening can damage bolts, strip threads, or distort components, while under-tightening can lead to loose connections and potential safety hazards.

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 Sprinter.

  • 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

Sprinter Bolt Torque Specifications

Outlined procedures for tightening bolts on various Sprinter components.

  • Locate the specific bolt or component in question.
  • Refer to the corresponding torque specification table provided in the vehicle service manual.
  • Set the digital torque wrench to the specified torque value.
  • Tighten the bolt using the torque wrench until the wrench clicks or beeps, indicating the desired torque has been reached.
  • Repeat for all applicable bolts or components.
View full procedure
Technical Service Bulletins

Service Bulletin: Improved Torque Specifications for Sprinter Engine Mounts

2017-03-15

This technical bulletin updates the torque specifications for Sprinter engine mounts to improve durability and prevent premature wear.

2016-2018 Sprinter 2500 and 3500 HD models

Resolution: Tighten the engine mount bolts to 125 Nm (92 ft-lb) instead of the previously specified 105 Nm (77 ft-lb).

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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

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Alan Montanye - Automotive Technical Specialist
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Alan Montanye

Automotive Technical Specialist

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