P1001 - Key On Engine Running (KOER) Not Able To Complete, KOER Aborted
WARNING: This page does not describe the selected car, but rather 32 other vehicles, including the 2008 Mercury Sable, 2008 Mercury Mountaineer, 2008 Mercury Milan, 2008 Mercury Mariner, and 2008 Mercury Grand Marquis. 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 allowed. | |||
| Possible Causes: |
|
|||
| Diagnostic Aids: | Carry out the KOEO self-test. Refer to the SYMPTOM CHARTS article, Powertrain Control Module (PCM) Quick Test. | |||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory | |
| All | Refer to the Description, Possible Causes and Diagnostic Aids for the DTC. | |||