P062F GMC - Engine Control Module Long Term Memory Performance Malfunction
- Engine Control Module (ECM) Programming
- Faulty Engine Control Module (ECM)
- Faulty Engine Control Module (ECM) harness is open or shorted
- Faulty Engine Control Module (ECM) circuit poor electrical connection
Tech notesCheck the ECM fuse, if fuse is OK try erasing the code first and if the code comes back you may have to reprogram or replaced the ECM.
P062F code 2012 Chevy Impala
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When is the code detected?Indicates the ECM has experienced an internal memory fault.
- Engine Light ON (or Service Engine Soon Warning Light)
- Engine may not start
P062f Gmc DescriptionThe Engine Control Module (ECM) continuously monitors its internal memory status, internal circuits, and output signals to the throttle actuator. This self−check insures that the ECM is functioning properly. This diagnostic also addresses if the device is not programmed. The device monitors its ability to read and write to the memory. It also monitors a timing function. No external circuits are involved. If any malfunction is detected, the ECM will set the code and illuminate the engine light.
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