P1001 - Key On Engine Running (KOER) Not Able To Complete, KOER Aborted
WARNING: This page is about a different car, the 2010 Mercury Mariner and 2010 Ford Escape. However, it is still accessible from the selected car via links, so may be relevant.
P1001 - KEY ON ENGINE RUNNING (KOER) NOT ABLE TO COMPLETE, KOER ABORTED
| Description: | This non-malfunction indicator lamp (MIL) DTC is set when the KOER self-test does not complete in the time intended. | ||
| Possible Causes: |
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| Diagnostic Aids: | Carry out the KOEO self-test. Refer to article 3, Symptom Charts, GO to PINPOINT TEST QT , to continue diagnosis. | ||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | Refer to the P1101 - MASS AIR FLOW (MAF) SENSOR OUT OF SELF-TEST RANGE Description, Possible Causes and Diagnostic Aids for the DTC. | ||