12 62 500 Replacing coolant temperature sensor (N14)

WARNING: Danger of scalding!

Only carry out work on the cooling system after the engine has cooled down!

Necessary preliminary tasks:

Installation location:

On cylinder head, left.

Coolant can escape when temperature sensor is being replaced. Catch and dispose of coolant.

Release clamps (2).

Detach air intake hose (3).

Remove clean air pipe (4).

Fig 1: Pressure Pipe, Air Pipe, Retaining Nut And Clamp

Courtesy of BMW OF NORTH AMERICA, INC.

Unlock and detach plugs (1 and 3).

Unlock and disconnect line (2).

Carefully pull cable duct (4) upwards slightly.

Fig 2: Cable Duct, Plugs, Line And Removal Direction

Courtesy of BMW OF NORTH AMERICA, INC.

Unlock plug (1) and remove.

Detach lock (2) and remove temperature sensor (3).

Installation:

Replace sealing ring
If Necessary, Add Coolant
Check Cooling System For Water Leaks

Fig 3: Lock, Plug, Temperature Sensor And Removal Direction
Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Now clear the fault memory.