P1001 - Key On Engine Running (KOER) Not Able To Complete, KOER Aborted
WARNING: This page is about a different car, the 2007 Mercury Mariner and 2007 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 key on engine off (KOEO) self-test. Refer to the SYMPTOM CHARTS article, Step 1: Powertrain Control Module (PCM) / Transaxle Control Module (TCM) Quick Test. | |||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory | |
| All | - | refer to PINPOINT TEST QA . | - | |