Volvo Engine D11L (Tier 4) Fault Code: PPID 55 FMI 0 ECU Temperature

Volvo Engine D11L (Tier 4) Fault Code: PPID 55 FMI 0 ECU Temperature

CONTROL UNIT:
Engine ECU

DETECTION CONDITIONS:
The engine control unit (E-ECU) registers that the internal ECU temperature is above 100?C (212?F).

SYMPTOM:
Low power because of engine protection.

POSSIBLE CAUSES:
1. Poor cooling.
2. Extreme running conditions.
3. Fuel temperature.