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 DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCETESTING & DIAGNOSISENGINE CONTROLS - POWERTRAIN DTC CHARTS & DESCRIPTIONS (EXCEPT DIESEL & HYBRID)DTC DIAGNOSISDTC P050B: - COLD START IGNITION TIMING PERFORMANCE
2009 Mercury Milan Premier, 3.0 1, AWD
DTC P050B: - Cold Start Ignition Timing Performance
2009 Mercury Milan Premier, 3.0 1, AWDSECTION DTC P050B: - Cold Start Ignition Timing Performance
DTC P050B: - COLD START IGNITION TIMING PERFORMANCE
| Description: | The cold start ignition timing performance has a functional response test of actual spark timing angle actual versus commanded spark timing in the powertrain control module (PCM). | ||
| Possible Causes: |
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| Diagnostic Aids: | Diagnose all other powertrain related DTCs first. | ||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| Vehicles with coil pack ignition system | GO to Pinpoint Test JC . | ||
| All others | GO to Pinpoint Test JB . | ||
RENDER: 1.0x
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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.