How to carry out replacement: Thermostat 316 CDI (903.611, 903.612, 903.613, 903.621, 903.622,... MERCEDES-BENZ SPRINTER 3-t Platform/Chassis (903)
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Change MERCEDES-BENZ SPRINTER 3-t Platform/Chassis (903) 312 D 2.9 (903.411, 903.412, 903.413, 903.421, 903.422,... Thermostat yourself – manuals and video tutorials

How to change temperature sensor and engine thermostat on MERCEDES-BENZ SPRINTER 3-t Platform/Chassis (903) – replacement guide

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Download your free tutorial and fix MERCEDES-BENZ SPRINTER 3-t Platform/Chassis (903) 310 D 2.9 (903.411, 903.412, 903.413, 903.421, 903.422,... problems yourself Download for free 2.15 MB Thermostat for MERCEDES-BENZ SPRINTER 3-t Platform/Chassis (903) Shop now
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When to replace the Thermostat on your MERCEDES-BENZ SPRINTER
Recommended replacement interval for the part category Thermostat : 50000 km
Important!
This replacement procedure can be used for:
MERCEDES-BENZ SPRINTER 3-t Platform/Chassis (903) 308 D 2.3 (903.311, 903.322), MERCEDES-BENZ SPRINTER 3-t Platform/Chassis (903) 310 D 2.9 (903.411, 903.412, 903.413, 903.421, 903.422,..., MERCEDES-BENZ SPRINTER 3-t Platform/Chassis (903) 312 D 2.9 (903.411, 903.412, 903.421, 903.422, 903.423), MERCEDES-BENZ SPRINTER 3-t Platform/Chassis (903) 308 D 2.3 (903.311, 903.312, 903.322) … View more

The steps may slightly vary depending on the car design.

This video shows the replacement procedure of a similar car part on another vehicle

All the parts you need to replace – Thermostat for SPRINTER 3-t Platform/Chassis (903) and other MERCEDES-BENZ models
Alternative products
How to change Thermostat on MERCEDES-BENZ SPRINTER 3-t Platform/Chassis (903) 316 CDI (903.611, 903.612, 903.613, 903.621, 903.622,... – step-by-step instructions for straightforward car repair Thermostat
Tools
Replacement: temperature sensor and engine thermostat – MERCEDES-BENZ SPRINTER 3-t Platform/Chassis (903). Tools you'll need:
Wire brush
All-purpose cleaning spray
Dielectric grease
Torque wrench
Combination spanner #10
Combination spanner #19
Drive socket # 7
Drive socket # 10
Drive socket # 22
Ratchet wrench
Flat screwdriver
Funnel
Fluid container
Fender cover
Buy tools
Replacement: temperature sensor and engine thermostat – MERCEDES-BENZ SPRINTER 3-t Platform/Chassis (903). AUTODOC experts recommend:
  • Check the condition of the coolant every time you replace the thermostat. Change the coolant if necessary.
  • All work should be done with the engine stopped.
  • All work should be done with the engine stopped.
Replacement: temperature sensor and engine thermostat – MERCEDES-BENZ SPRINTER 3-t Platform/Chassis (903). Take the following steps:
  1. Step 1
    Open the bonnet.
    Step 2
    Use a fender protection cover to prevent damaging paintwork and plastic parts of the car.
    Step 3
    How to change Thermostat on MERCEDES-BENZ SPRINTER 3-t Platform/Chassis (903) 1995 - free PDF and video manuals
    Loosen the air filter hose clamps. Use a drive socket #7. Use a ratchet wrench.
  2. Step 4
    How to replace MERCEDES-BENZ SPRINTER 3-t Platform/Chassis (903) 316 CDI (903.611, 903.612, 903.613, 903.621, 903.622,... 1996 Thermostat - step-by-step manuals and video guides
    Remove the air intake hose.
  3. Step 5
    MERCEDES-BENZ SPRINTER 3-t Platform/Chassis (903) 312 D 2.9 (903.411, 903.412, 903.421, 903.422, 903.423) 1997 Thermostat replacement: free workshop manuals
    Cover the throttle body with a microfibre towel to prevent dust and dirt from getting into the system.
  4. Step 6
    Changing Thermostat on MERCEDES-BENZ SPRINTER 3-t Platform/Chassis (903) 311 CDI (903.611, 903.612, 903.613, 903.621, 903.622,... 1998 by yourself
    Unscrew the coolant reservoir cap.
  5. Step 7
    Lift the car using a jack or place it over an inspection pit.
    Step 8
    How to remove MERCEDES-BENZ SPRINTER 308 D 2.3 (903.311, 903.312, 903.322) 1999 Thermostat - online easy-to-follow instructions
    Prepare a container for fluids.
  6. Step 9
    How to replace Thermostat on MERCEDES-BENZ SPRINTER 3-t Platform/Chassis (903) 2000: download PDF manuals and video instructions
    Open the coolant drain tap. Use a flat screwdriver.
  7. Step 10
    How hard is it to do yourself: Thermostat replacement on MERCEDES-BENZ SPRINTER 3-t Platform/Chassis (903) 313 CDI 4x4 (903.612, 903.613, 903.622, 903.623) 2001 - download illustrated guide
    Drain the coolant from the engine.
    Replacement: temperature sensor and engine thermostat – MERCEDES-BENZ SPRINTER 3-t Platform/Chassis (903). Tip:
    All work should be done with the engine stopped.Wait until the coolant has completely flowed out of the drain hole.
  8. Step 11
    Need to know how to renew Thermostat on MERCEDES-BENZ SPRINTER 2002? This free workshop manual will help you to do it yourself
    Unscrew the coolant drain plug on the engine block. Use a combination spanner #19.
  9. Step 12
    Changing of Thermostat on MERCEDES-BENZ SPRINTER 3-t Platform/Chassis (903) 2003 won't be an issue if you follow this illustrated step-by-step guide
    Drain the coolant from the engine.
    AUTODOC recommends:
    All work should be done with the engine stopped.Wait until the coolant has completely flowed out of the drain hole.
  10. Step 13
    MERCEDES-BENZ SPRINTER 312 D 2.9 (903.411, 903.412, 903.413, 903.421, 903.422,... Thermostat replacement: online guides and video tutorials
    Screw in the coolant drain plug on the engine block. Use a combination spanner #19.
  11. Step 14
    Replacing Thermostat on MERCEDES-BENZ SPRINTER 3-t Platform/Chassis (903) 2005 316 CDI (903.611, 903.612, 903.613, 903.621, 903.622,... by yourself
    Close the coolant drain tap. Use a flat screwdriver.
  12. Step 15
    SPRINTER 3-t Platform/Chassis (903) 308 D 2.3 (903.311, 903.312, 903.322) 2006 Thermostat DIY replacement workshop manual
    Clean the thermostat housing fasteners. Use a wire brush. Use all-purpose cleaning spray.
  13. Step 16
    How to change Thermostat on MERCEDES-BENZ SPRINTER 3-t Platform/Chassis (903) 1995 - tips and tricks
    Unscrew the thermostat housing fasteners. Use a combination spanner #10. Use a drive socket #10. Use a ratchet wrench.
  14. Step 17
    Step-by-step recommendations for DIY replacement MERCEDES-BENZ SPRINTER 3-t Platform/Chassis (903) 1996 308 D 2.3 (903.311, 903.312, 903.322) Thermostat
    Remove the fastening bolts.
  15. Step 18
    DIY replacement of Thermostat on MERCEDES-BENZ SPRINTER 3-t Platform/Chassis (903) 313 CDI (903.611, 903.612, 903.621, 903.622) 1997 is not an issue anymore with our step-by-step tutorial
    Loosen the coolant hose clamp. Use a drive socket #7. Use a ratchet wrench.
  16. Step 19
    How to change Thermostat on MERCEDES-BENZ SPRINTER 3-t Platform/Chassis (903) 1995 - free PDF and video manuals
    Detach the coolant hose.
    Replacement: temperature sensor and engine thermostat – MERCEDES-BENZ SPRINTER 3-t Platform/Chassis (903). AUTODOC recommends:
    Be careful! The coolant may leak.
  17. Step 20
    How to replace MERCEDES-BENZ SPRINTER 3-t Platform/Chassis (903) 316 CDI (903.611, 903.612, 903.613, 903.621, 903.622,... 1996 Thermostat - step-by-step manuals and video guides
    Remove the thermostat together with the housing.
  18. Step 21
    MERCEDES-BENZ SPRINTER 3-t Platform/Chassis (903) 312 D 2.9 (903.411, 903.412, 903.421, 903.422, 903.423) 1997 Thermostat replacement: free workshop manuals
    Clean the thermostat housing mounting seat. Use a wire brush. Use all-purpose cleaning spray.
  19. Step 22
    Changing Thermostat on MERCEDES-BENZ SPRINTER 3-t Platform/Chassis (903) 311 CDI (903.611, 903.612, 903.613, 903.621, 903.622,... 1998 by yourself
    Remove the thermostat.
  20. Step 23
    Clean the thermostat mounting seat. Use a wire brush. Use all-purpose cleaning spray.
    Step 24
    How to remove MERCEDES-BENZ SPRINTER 308 D 2.3 (903.311, 903.312, 903.322) 1999 Thermostat - online easy-to-follow instructions
    Install a new thermostat.
  21. Step 25
    How to replace Thermostat on MERCEDES-BENZ SPRINTER 3-t Platform/Chassis (903) 2000: download PDF manuals and video instructions
    Install the thermostat together with the housing.
  22. Step 26
    How hard is it to do yourself: Thermostat replacement on MERCEDES-BENZ SPRINTER 3-t Platform/Chassis (903) 313 CDI 4x4 (903.612, 903.613, 903.622, 903.623) 2001 - download illustrated guide
    Install the fastening bolts.
  23. Step 27
    Need to know how to renew Thermostat on MERCEDES-BENZ SPRINTER 2002? This free workshop manual will help you to do it yourself
    Tighten the thermostat housing fasteners. Use a drive socket #10. Use a torque wrench. Tighten it to 12 Nm torque.
  24. Step 28
    Changing of Thermostat on MERCEDES-BENZ SPRINTER 3-t Platform/Chassis (903) 2003 won't be an issue if you follow this illustrated step-by-step guide
    Attach the coolant hose.
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