Possible Causes
- Electrical Cause
- Mechanical Cause
- Control module cavity
- Circuit reference Signal I_A_PCRCS
- Circuit reference Supply O_V_5VPCRCS1
- Positive crankcase ventilation pressure sensor circuit short circuit to ground, short circuit to power, open circuit, high resistance
- Connector is disconnected, connector pin is backed out, connector pin corrosion
- Engine crankcase ventilation system, loose or damaged pipework
- Engine crankcase ventilation system leakage/blockage
- Engine crankcase ventilation system components incorrectly installed