13 62 531 Replacing coolant temperature sensor (M52TU, M54)
Turn off ignition.
Installation location:
Coolant temperature sensor (1) is fitted below intake air manifold in cylinder head of cylinder 6.
Remove intake air manifold. See 11 61 050 REMOVING AND INSTALLING INTAKE AIR MANIFOLD (M54)
Disconnect plug connection (1).
Unscrew temperature sensor.
Installation:
Tightening torque, refer to 13 62 2AZ in FUEL SYSTEM - TIGHTENING TORQUES - M54, S54 or FUEL SYSTEM - TIGHTENING TORQUES - M56 .
Check coolant level, top up coolant if necessary.
NOTE:
Read out fault memory of DME control unit.
Check stored fault messages.
Rectify faults.
Then clear fault memory.
Check stored fault messages.
Rectify faults.
Then clear fault memory.