Conditions for diagnostic trouble code (DTC):
1) Short circuit to ground on A14.EB:38
Diagnostic operating conditions
1) Ignition key in ON position
Observable symptoms
1) Exhaust pressure governor constantly activated
2) The engine brake does not function
3) Low Power
4) Black smoke
Probable cause
1) Control wire
2) Short circuit in control valve
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Volvo All Engines (2017 Emissions) Fault Code: P203D00 PID: EMS Aftertreatment Reagent Level Short Circuit High
All Engines (2017 Emissions)