DESCRIPTION:Electronic Dosing Valve (EDV) circuit failed open.
MONITORED PARAMETER:HC Doser Circuit
TYPICAL ENABLING CONDITIONS:Always enabled
MONITOR SEQUENCE:None
EXECUTION FREQUENCY:Always enabled
TYPICAL DURATION:2 seconds
DASH LAMPS:1. MIL2. CEL
ENGINE REACTION:Derate 10%
VERIFICATION:Engine Idle
PROBABLE CAUSES:1. Faulty wiring.2. Faulty HC doser block.3. Faulty MCM.
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