Oil press sensor (P_OIL), short circuit to ground or open load
â–¶ How to fix
Check the connectors and wiring to the oil pressure sensor. Check the sensor.
What you'll see
No driver-visible symptom recorded.
System reaction
The ICL shows the oil pressure -.- bar and an empty oil bar independent of the real oil pressure. The oil pressure warning lamp will not be activated.
Diagnostic depth
Detection
The Oil press sensor (P_OIL)-voltage has been too low.
Possible cause
Short circuit to ground (U31) or open load to output signal or supply.