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.
2009 Mercury Sable Base, AWDFACTORY OEM SERVICE PROCEDURE
Powertrain Control Module (PCM): Installation
- Install the PCM and the 2 nuts.
- Tighten to 5 Nm (44 lb-in).
- Connect the 3 PCM electrical connectors.
- Install the cowl panel grille. For additional information, refer to FRONT END BODY PANELS article.
- Restore the module configuration. Carry out the module configuration restore steps of the Programmable Module Installation procedure. For additional information, refer to MODULE CONFIGURATION article.
- Reprogram the passive anti-theft system (PATS). Carry out the Parameter Reset procedure. For additional information, refer to ANTI-THEFT - PASSIVE ANTI-THEFT SYSTEM (PATS) article.
Factory Service Tools
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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.
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