Oil Pressure Sensor: Service and Repair

Engine Oil Pressure Sensor and/or Switch Replacement (L99/LS3)

Special Tools

J 41712 - Oil Pressure Sensor Socket

Removal Procedure




1. Remove the engine cover. Refer to Engine Cover Replacement Engine Cover Replacement

2. Clean area around the oil sensor/switch before removing it.

3. Remove the positive crankcase ventilation hose/pipe/tube. Refer to Positive Crankcase Ventilation Hose/Pipe/Tube Replacement (Dirty Air) Positive Crankcase Ventilation Hose/Pipe/Tube Replacement (Dirty Air)Positive Crankcase Ventilation Hose/Pipe/Tube Replacement (Clean Air) Positive Crankcase Ventilation Hose/Pipe/Tube Replacement (Clean Air)




4. Disconnect the electrical connector for the oil pressure sensor/switch (2).




5. Using the J 41712 - oil pressure sensor socket (1) , remove the oil pressure sensor/switch.

Installation Procedure




1. If installing the old sensor, apply threadlocker sealant. Refer to Adhesives, Fluids, Lubricants, and Sealers [1][2]Fluid Type Specifications for the correct part number.

Caution: Refer to Fastener Caution Fastener Caution.

2. Using the J 41712 - oil pressure sensor socket (1), install the oil pressure sensor/switch. Tighten the engine oil pressure sensor to 20 Nm (15 lb ft).




3. Reconnect the oil pressure sensor/switch electrical connector (2).




4. Install the vacuum hose for the power brake booster.

5. Install the left engine sight cover.