Volvo Engine D12D AE E3 (Tier 3) Fault Code: PID97 FMI 4 Water in Fuel Indicator

Volvo Engine D12D AE E3 (Tier 3) Fault Code: PID97 FMI 4 Water in Fuel Indicator

DETECTION CONDITIONS:
The engine control unit (E-ECU) registers that the voltage is below 0.05xUbat. (EB8)

SYMPTOM:
No alarm for water in fuel.

POSSIBLE CAUSES:
1. Signal line short-circuited to frame ground.
2. Defective sensor.