Heater Control Valve: Service and Repair

2008 BMW M5 (E60) V10-5.0L (S85)SECTION Service and Repair



64 11 274 - Replacing water valve for heater





Warning!
Danger of scalding!
Only perform this work after engine has cooled down.





Necessary preliminary tasks:
- Disconnect coolant hoses from water hose for heater.





Unfasten plug connection (1) and disconnect.
Release spring clamps (2) and detach coolant hoses.
Pull out water valve for heater (3) towards top.

Installation Note:
Fill and vent cooling system.





Installation Note:
Make sure water valve (1) is correctly seated in grommets (2) and rubber mount (3).
If necessary, replace grommets (2) and rubber mount (3).
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.