13 62 531 Replacing coolant temperature sensor (N62)
WARNING:
Danger of scalding! Only perform these tasks on an engine that has cooled down.
Necessary Preliminary Tasks:
- Read out fault memory of DME control unit; if necessary, work through test schedules.
- Switch off ignition.
- E65 only. E66: Remove design cover.
Recycling:
Catch and dispose of escaping coolant.
Observe country-specific waste-disposal regulations.
Coolant temperature sensor is mounted on water pipe at front.
Unlock plug (1) and remove.
Release temperature sensor (2).
Installation:
Tightening torque, refer to 13 62 2AZ in FUEL SYSTEM - TIGHTENING TORQUES - 545I (4.4L) E60/N62 .
Vent cooling system and check for leaks. Refer to 17 00 039 VENTING COOLING SYSTEM AND CHECKING FOR LEAKS (N62, N62TU) .
If necessary, top up coolant.
NOTE:
Now clear the fault memory.