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Volvo Engine D11L (Tier 4) Fault Code: P204786 PID: PSID 89 FMI: 12 Reductant Injection Valve Control Bank 1 Unit 1 – Signal Invalid

Volvo Engine D11L (Tier 4) Fault Code: P204786 PID: PSID 89 FMI: 12 Reductant Injection Valve Control Bank 1 Unit 1 – Signal Invalid

CONTROL UNIT:
Engine ECU

FAILURE EVENT:
Malfunctioning of the DEF pump unit detected from ACM. The SCR system is not able to dose DEF.

SYMPTOM:
1. SCR system does not work properly.
2. Low power because of engine derate.

CONDITIONS:
None

INHIBITING THE DTC:
None

POSSIBLE CAUSES:
1. Clogged DEF dosing injector.
2. Clogged DEF hose.
3. Defective DEF dosing injector.
4. Damaged wire harness or connector.

Volvo Engine D11L (Tier 4) Fault Code: P114500 PID: PPID 278 FMI: 13 Reductant Level Moderately Low – No Sub Type Information
Volvo Engine D11L (Tier 4) Fault Code: P054486 PID: 173 FMI: 10 Exhaust Gas Temperature Sensor Bank 1 Sensor 1 – Signal Invalid
Volvo Engine D11L (Tier 4) Fault Code: P047001 PID: 131 FMI: 12 Exhaust Pressure Sensor “A” – General Electrical Failure
Volvo Engine D11L (Tier 4) Fault Code: P040311 PID: SID 146 FMI: 3 EGR “A” Control – Circuit Short To Ground
Volvo Engine D11L (Tier 4) Fault Code: P029900 PID: PSID 98 FMI: 1 Turbocharger/Supercharger Underboost – No Sub Type Information
Volvo Engine D11L (Tier 4) Fault Code: P012800 PID: PSID 109 FMI: 12 Coolant Thermostat (Coolant Temp Below Thermostat Regulating Temperature) – No Sub Type Information