13 62 531 Replacing coolant temperature sensor (S54)

Necessary preliminary tasks:

Unlock plug (1) and detach from idle-speed control valve.

Unlock plug (2) and detach from temperature sensor (3).

Unscrew temperature sensor (3).

Tightening torque, 13 62 2AZ . See TIGHTENING TORQUES .

Installation:

Check coolant level, top up coolant if necessary.

Fig 1: Unlocking Plug And Detaching From Temperature Sensor

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Interrogate fault memory of DME control unit.
Check stored fault messages.
Rectify faults.
Then clear fault memory.