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DTC P0605 Internal Control Module Read Only Memory (ROM) Error: DTC Detecting Condition

DTC DETECTING CONDITION

Item	Detecting Condition	Possible Cause
DTC Strategy	Internal Control Module Read/Read Only Memory (ROM) Error	Contact resistance in connectors Faulty ECM
Enable Conditions	Ignition Key ON
Threshold Value	Internal check
Diagnostic Time	0.1 second
MIL On Condition	2nd Driving Cycle