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Volvo Engine D13F Fault Code: PPID 123 FMI 4 EPG 2 Start and Warmhold

Volvo Engine D13F Fault Code: PPID 123 FMI 4 EPG 2 Start and Warmhold

CONTROL UNIT:
Engine ECU

DETECTION CONDITIONS:
The engine control unit (E-ECU) registers that the voltage is below 8 V (0.33 x Ubat).

SYMPTOM:
1. Reduced power because the wastegate is not controllable.
2. Exhaust brake out of order.

POSSIBLE CAUSES:
Signal line short-circuited to frame ground.