Coolant Temperature Sensor/Switch (For Computer): Service and Repair

13 62 531 Replacing Coolant Temperature Sensor (N52/ N52K/ N53)







WARNING:
Danger of scalding.
Only perform these tasks on an engine that has cooled down.







Recycling
Catch and dispose of escaping coolant.
Observe country-specific waste-disposal regulations.







Necessary preliminary tasks:
- Read out fault memory of DME control unit
- Turn off ignition
- Remove acoustic cover







Coolant temperature sensor is mounted on cylinder head at front.
Unlock plug (1) and remove.
Release temperature sensor (2).

Installation:
Tightening torque, 13 62 2AZ.

If necessary, top up coolant.
Check cooling system for leaks. Component Tests and General Diagnostics







NOTE: Delete fault memory.