Oil Pressure Sensor: Service and Repair

12 61 280 Removing And Installing/Replacing Oil Pressure Sensor (N12)

Special tools required:
- 117 020

WARNING: Scalding hazard.

Only perform this task on an engine that has cooled down.

Necessary preliminary tasks:
- Switch off ignition

Installation location:
On cylinder head, left.
Engine oil may emerge when oil pressure sensor is replaced; have a cleaning cloth ready.







Release screw.
Pull intake muffler (1) towards top and detach clean air pipe (2).
Detach intake muffler (1) from air filter housing and remove.
Remove clean air pipe (2).







Unlock and detach plugs (1 and 2).
Unlock and disconnect line (3).
Carefully pull cable duct (4) upwards slightly.







Release oil pressure sensor (1) with special tool 117 020.

Installation:
- Replace sealing ring.

- Tightening torque
1AZ Oil Pressure Switch
M16 20 Nm
Type: N12, N14

NOTE: Sealing ring oiled

- Check engine oil level, top up engine oil if necessary.