Volvo All Engines (2013 Emissions) Fault Code: P054001 PID: EMS Intake Air Heater “A” Control

Volvo All Engines (2013 Emissions) Fault Code: P054001 PID: EMS Intake Air Heater “A” Control

Conditions for diagnostic trouble code (DTC):
1) General Electrical Failure

Diagnostic operating conditions
1) Ignition key in ON position

Probable cause
1) Connector
2) Damaged wiring harness
3) Intake air heater (IAH)