Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSFORD2005CROWN VICTORIA SPECIAL EDITIONREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1169 (ENGINE CONTROLS - PINPOINT TESTS - (HYBRID))PINPOINT TEST DR: CAMSHAFT POSITION (CMP) SENSORTEST PROCEDURE
2005 Ford Crown Victoria Special Edition
Test Procedure
2005 Ford Crown Victoria Special EditionSECTION Test Procedure
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.
- DR1 CHECK FOR DIAGNOSTIC TROUBLE CODES (DTCS)
Are any of the following DTCs present during PCM self-test: P0340 or P0344?
Yes No GO to DR2. For all others, GO to DIAGNOSTIC TROUBLE CODE (DTC) CHARTS AND DESCRIPTIONS . - DR2 CONTINUOUS MEMORY DTCS P0340 AND P0344: CHECK IF THE ENGINE STARTS
- Attempt to start the engine.
Does the engine start?
Yes No GO to DR3. RETURN to SYMPTOM CHARTS for further direction. - DR3 CLEAR AND ATTEMPT TO RETRIEVE THE DTC NOTE: If DTCs P0340 or P0344 are present, ignition, alternator noise, radio frequency interference (RFI) and crankshaft position (CKP) sensor concerns should be considered.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.