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

13 62 531 - Replacing coolant temperature sensor (N54)





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
- Switch off ignition
- Remove acoustic cover 11 00 ... Removing and Installing/Replacing Front Ignition Coil Cover

Note:
Coolant temperature sensor is mounted on cylinder head at front.





Unlock plug (1) and remove.
Release temperature sensor (2).

Installation Note:
Tightening torque 13 62 1AZ 13 62 Senders for Control Unit.
If necessary, top up coolant.
Check cooling system Component Tests and General Diagnostics for leaks.





Note:
Check stored fault messages.
Now clear the fault memory.