Oil Pressure Sender: Service and Repair

Removing and Installing Oil Pressure Sender


Removal







1. Undo fastening screw M6 x 34 on the air cleaner housing.

2. Undo hose clamp between the air cleaner housing and intake manifold.







3. Tilt the complete air cleaner housing 90° upward and remove to the rear.







4. Pull off the connecting hoses between the charge air coolers and the pressure pipe. To do this, unclip the locking clips with a screwdriver. Then return the locking clips to installation position. Additionally undo a fastening screw on the right-hand pressure pipe side.







5. Undo pressure pipe -middle- by removing the spring clip -5-, hose clamp -3-, hexagon-head bolts -1 & 2- and electrical plug -4-.







6. Pull off the electrical plug. Undo the fastening screws and remove the throttle body.







7. Remove oil temperature sensor.







8. Remove plug (wrench size 19). Undo oil pressure sender. Important: always counter with a second wrench (wrench size 22) when doing so. Pull off the electrical plug and unscrew the sender.


Installation







1. Fasten sender with new sealing ring. Counter with a second wrench when doing this. Push on the electrical plug.

Sender tightening torque: 30 Nm (22 ftlb.)

2. Install oil temperature sensor with new sealing ring.

3. Check throttle sealing ring and replace it if necessary. Fasten throttle body. Push on the electrical plug.

4. Install pressure pipe. Wet the connecting hoses between the charge air coolers and pressure pipe with water at the connecting points and fit the hoses. The hoses must audibly engage. Then recheck whether they are positioned properly by tilting and pulling on them.