How to carry out replacement: Thermostat 1.8 i BMW Z3 Roadster
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Change BMW Z3 Roadster 1.9 i Thermostat yourself – manuals and video tutorials

How to change engine thermostat on BMW Z3 Roadster (E36) – replacement guide

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When to replace the Thermostat on your BMW Z3
Recommended replacement interval for the part category Engine thermostat : 50000 km
Important!
This replacement procedure can be used for:
BMW Z3 Roadster (E36) 2.8 i … 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 Z3 Roadster (E36) and other BMW models
How to change Engine thermostat on BMW Z3 Roadster 1.8 i – step-by-step instructions for straightforward car repair Engine thermostat
How to change Engine thermostat on Z3 Roadster (E36) – tips for proper car maintenance
Engine thermostat for Z3 Roadster (E36) Petrol (193 hp)
Tools
Replacement: engine thermostat – BMW Z3 (E36). AUTODOC recommends:
All-purpose cleaning spray
Sealant
Torque wrench
Drive socket # 7
Drive socket # 10
Drive socket # 13
Ratchet wrench
Clip removal tool
Seal scraper
Flat screwdriver
Funnel
Fluid container
Fender cover
Buy tools
Replacement: engine thermostat – BMW Z3 (E36). Tip from AUTODOC:
  • Check the condition of the coolant every time you replace the thermostat. Change the coolant if necessary.
  • Please note: all work on the car – BMW Z3 (E36) – should be done with the engine switched off.
Carry out replacement in the following order:
  1. Step 1
    Open the hood.
    Step 2
    Use a fender protection cover to prevent damaging paintwork and plastic parts of the car.
    Step 3
    Remove the fasteners of the air duct housing. Use a clip removal tool.
    Step 4
    How to change Thermostat on BMW Z3 Roadster 1995 - free PDF and video manuals
    Remove the air distribution housing assembly.
  2. Step 5
    How to replace BMW Z3 Roadster (E36) 1.8 i 1996 Thermostat - step-by-step manuals and video guides
    Unscrew the coolant reservoir cap.
  3. Step 6
    BMW Z3 Roadster 1.9 i 1997 Thermostat replacement: free workshop manuals
    Prepare a container for fluids.
  4. Step 7
    Changing Thermostat on BMW Z3 Roadster (E36) 2.0 i 1998 by yourself
    Open the coolant drain tap.
  5. Step 8
    How to remove BMW Z3 3.0 i 1999 Thermostat - online easy-to-follow instructions
    Drain the coolant from the engine.
    Replacement: engine thermostat – BMW Z3 (E36). AUTODOC experts recommend:
    Caution! The coolant can be very hot.Wear gloves to prevent contact with hot liquid.All work should be done with the engine stopped.Wait until the coolant has completely flowed out of the drain hole.
  6. Step 9
    How to replace Thermostat on BMW Z3 Roadster (E36) 2000: download PDF manuals and video instructions
    Close the coolant drain tap.
  7. Step 10
    How hard is it to do yourself: Thermostat replacement on BMW Z3 Roadster M 3.2 2001 - download illustrated guide
    Loosen the clamps of the coolant hoses. Use a drive socket #7. Use a ratchet wrench.
  8. Step 11
    Need to know how to renew Thermostat on BMW Z3 2002? This free workshop manual will help you to do it yourself
    Detach the coolant hose.
  9. Step 12
    Changing of Thermostat on BMW Z3 Roadster 2003 won't be an issue if you follow this illustrated step-by-step guide
    Loosen the coolant hose clamp. Use a drive socket #7. Use a ratchet wrench.
  10. Step 13
    BMW Z3 1.9 i Thermostat replacement: online guides and video tutorials
    Detach the coolant hose.
  11. Step 14
    Replacing Thermostat on BMW Z3 Roadster 1996 1.8 i by yourself
    Detach the coolant pipe bracket. Use a drive socket #13. Use a ratchet wrench.
  12. Step 15
    Z3 Roadster (E36) 3.0 i 1997 Thermostat DIY replacement workshop manual
    Unscrew the thermostat housing fasteners. Use a drive socket #10. Use a ratchet wrench.
  13. Step 16
    How to change Thermostat on BMW Z3 Roadster (E36) 1998 - tips and tricks
    Clean the thermostat housing fasteners. Use all-purpose cleaning spray.
  14. Step 17
    Step-by-step recommendations for DIY replacement BMW Z3 Roadster 1999 3.0 i Thermostat
    Unscrew the thermostat housing fasteners. Use a drive socket #10. Use a ratchet wrench.
  15. Step 18
    DIY replacement of Thermostat on BMW Z3 Roadster (E36) 2.8 i 2000 is not an issue anymore with our step-by-step tutorial
    Remove the thermostat housing.
    AUTODOC recommends:
    Replacement: engine thermostat – BMW Z3 (E36). To avoid damaging the part when removing it, do not use excessive force.Caution! Coolant may leak out of the coolant lines and thermostat housing.
  16. Step 19
    How to change Thermostat on BMW Z3 Roadster 1995 - free PDF and video manuals
    Remove the thermostat.
  17. Step 20
    How to replace BMW Z3 Roadster (E36) 1.8 i 1996 Thermostat - step-by-step manuals and video guides
    Clean the thermostat housing mounting seat. Use a flat screwdriver. Use a seal scraper. Use all-purpose cleaning spray.
  18. Step 21
    BMW Z3 Roadster 1.9 i 1997 Thermostat replacement: free workshop manuals
    Install a new thermostat.
  19. Step 22
    Changing Thermostat on BMW Z3 Roadster (E36) 2.0 i 1998 by yourself
    Treat the thermostat housing mounting seat. Use a sealant.
  20. Step 23
    How to remove BMW Z3 3.0 i 1999 Thermostat - online easy-to-follow instructions
    Install the new thermostat housing.
    AUTODOC recommends:
    Replacement: engine thermostat – BMW Z3 (E36). Do not use excessive force during installation. This may damage the part.
  21. Step 24
    How to replace Thermostat on BMW Z3 Roadster (E36) 2000: download PDF manuals and video instructions
    Tighten the thermostat housing fasteners. Use a drive socket #10. Use a torque wrench. Tighten it to 7 nm torque.
  22. Step 25
    How hard is it to do yourself: Thermostat replacement on BMW Z3 Roadster M 3.2 2001 - download illustrated guide
    Attach the coolant pipe bracket. Use a drive socket #13. Use a torque wrench. Tighten it to 11 nm torque.
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