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 MANUALSMERCURY2009MILAN PREMIER, 3.0 1, AWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1755 (ENGINE CONTROLS - PINPOINT TESTS (HYBRID))PINPOINT TEST DR: CAMSHAFT POSITION (CMP) SENSORTEST PROCEDURE
2009 Mercury Milan Premier, 3.0 1, AWD
Test Procedure
2009 Mercury Milan Premier, 3.0 1, AWDSECTION Test Procedure
WARNING: This page is about a different car, the 2011 Mercury Milan, 2011 Lincoln MKZ, 2011 Ford Fusion, 2010 Mercury Milan, and 2010 Ford Fusion. 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, P0341, or P0344?
Yes No GO to DR2. For all others, GO to DIAGNOSTIC TROUBLE CODE (DTC) CHARTS AND DESCRIPTIONS . - DR2 CONTINUOUS MEMORY DTCS P0340, P0341 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, P0341, 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.