VOLVOUU Engine D11L (Tier 4) Fault Code: PID 100 FMI 3 Engine Oil Pressure
CONTROL UNIT:
Engine ECU
DETECTION CONDITIONS:
The engine control unit (E-ECU) registers that the voltage is above 4.80 V.
SYMPTOM:
Oil pressure shows 0 in the instrument cluster.
POSSIBLE CAUSES:
1. Signal line short-circuited to higher voltage.
2. Open circuit on frame ground cable.
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