12 62 500 Replacing coolant temperature sensor (DME)

Necessary preliminary tasks: 

• Read out fault memory of DME control unit
• Check stored fault messages
• Switch off ignition
• Remove intake filter housing, refer to 13 71 000 REMOVING AND INSTALLING INTAKE FILTER HOUSING (COOPER S)
• Drain coolant down to below height of thermostat housing, refer to 17 00 005 DRAINING AND ADDING COOLANT (COOPER S)

Unlock plug (1) and remove.

Fig 1: Removing Coolant Temperature Sensor

Courtesy of BMW OF NORTH AMERICA, INC.

Remove coolant temperature sensor (2).

Tightening torque 12 62 1AZ. Refer to ENGINE ELECTRICAL SYSTEM - TIGHTENING TORQUES .

Refill and vent cooling system.