VOLVOUU Engine D12D AE E3 (Tier 3) Fault Code: PID111 FMI 3 Coolant Level
DETECTION CONDITIONS:
The engine control unit (E-ECU) registers that the voltage is above 0.95xUbat. (EB23)
SYMPTOM:
Information display unit shows minus sign for coolant level.
POSSIBLE CAUSES:
1. Signal line short-circuited to Ubat.
2. Frame ground cable short-circuited to voltage.
3. Defective sensor.
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