13 62 531 Replacing coolant temperature sensor (N57 D30 O/T 1)

Special tools required:

Necessary preliminary tasks:

Recycling:

Catch and dispose of escaping coolant.

Observe country-specific waste disposal regulations.

Release lock (1) with hook (2) and detach connector (3).

Fig 1: Removing Coolant Temperature Sensor Connector Lock Using Hook

Courtesy of BMW OF NORTH AMERICA, INC.

Remove coolant temperature sensor (3) with special tool 11 8 850 .

Tightening torque 13 62 2AZ .

Check O-rings. Replace faulty O-rings.

If necessary, top up coolant.

Fig 2: Removing Coolant Temperature Sensor Using Special Tool (11 8 850)

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Check stored fault message.
Clear diagnostic fault entries from fault memory.