P1001Engine-running self-test could not be completed
- Ford code · Engine
- How the car detects it
- The key-on, engine-running self-test, started from a scan tool, did not finish in the time allowed and was aborted. It concerns only that workshop test and doesn't turn on the check-engine light; repeat the test following the scan tool's instructions.
- What you may notice
- No warning light
- Likely causes
- PossibleSelf-test procedure not followed (for example throttle touched, or engine speed not stable)
- RareA fault that makes the engine respond unexpectedly during the test
- Sources
Backed by at least two independent sources.
From Obdaryn's Ford pack, exactly as the app shows it, with the public sources above. Guidance only; confirm with a workshop.