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13 62 531 Replacing coolant temperature sensor

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

Recycling 

Catch and dispose of escaping oil and coolant.

Observe country-specific waste-disposal regulations.

Necessary preliminary tasks: 

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

Unlock plug (1) and remove.

Release temperature sensor (2).

Installation: 

Tightening torque 13 62 1AZ .

If necessary, top up coolant.

Check cooling system for leaks.

Fig 1: Identifying Plug And Temperature Sensor
G05502076Courtesy of BMW OF NORTH AMERICA, INC.
NOTE: After completion of work, check engine oil level.
Check stored fault messages.
Now clear the fault memory.