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HelpForCars.net- All Aobut Automotive Repairs

P1065 2005 Nissan Altima Sedan

P1065 2005 Nissan Altima Sedan - ECM Power Supply Circuit

Possible causes
- ECM Harness power supply circuit is open or shorted
- ECM Harness ground supply circuit is open or shorted
- ECM may be faulty
What does this mean? What does this mean?
When is the code detected?
ECM back-up RAM system does not function properly.
Symptoms
Engine Light ON (or Service Engine Soon Warning Light)
P1065 2005 Nissan Altima Sedan Description

Battery voltage is supplied to the Engine Control Module (ECM) even when the ignition switch is turned OFF for the ECM memory function of the DTC memory, the air-fuel ratio feedback compensation value memory, the idle air volume learning value memory, etc.

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