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 1930 (ENGINE CONTROLS - PINPOINT TESTS - (HYBRID) - FAULT CODE INDEX, PINPOINT TESTS A - DN)
2009 Mercury Milan Premier, 3.0 1, AWD
Section 1930 (Engine Controls - Pinpoint Tests - (Hybrid) - Fault Code Index, Pinpoint Tests A - DN)
2009 Mercury Milan Premier, 3.0 1, AWDSECTION Section 1930 (Engine Controls - Pinpoint Tests - (Hybrid) - Fault Code Index, Pinpoint Tests A - DN)
WARNING: This page is about a different car, the 2006 Mercury Mariner and 2006 Ford Escape. However, it is still accessible from the selected car via links, so may be relevant.
- Fault Code Index
- Pinpoint Test A: Engine No Start
- Pinpoint test AA: Engine Disabled and Vehicle Immobilized
- Pinpoint Test B: Powertrain Control Module (PCM) Power Relay
- Pinpoint Test BA: Power Sustain Relay (PSR)
- Pinpoint Test BC: DTCs P0562 and P0563: Transaxle Control Module (TCM) Voltage Concern
- Pinpoint Test C: Reference Voltage
- Pinpoint Test DA: Intake Air Temperature (IAT) Sensor
- Pinpoint Test DC: Mass Air Flow (MAF) Sensor
- Pinpoint Test DD: Fuel Rail Pressure Temperature (FRPT) Sensor
- Pinpoint Test DG: Knock Sensor (KS)
- Pinpoint Test DJ: Air Conditioner Evaporator Temperature (ACET) Sensor
- Pinpoint Test DK: Accelerator Pedal Position (APP) Sensor
- Pinpoint Test DL: Cylinder Head Temperature (CHT) Sensor
- Pinpoint Test DM: Manifold Absolute Pressure (MAP) Sensor
- Pinpoint Test DN: Motor Electronics Coolant Temperature (MECT) Sensor
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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.