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.

2003 Lincoln Aviator AWDFACTORY OEM SERVICE PROCEDURE

Programmable Parameters Index

WARNING: This page is about a different car, the 2005 Lincoln Town Car. However, it is still accessible from the selected car via links, so may be relevant.

PROGRAMMABLE PARAMETERS INDEX

Module	Calibration Updatable	PMI	Programmable Parameter
ACM	No	Yes	Clock
DDM	No	Yes	Autolocks Horn Chirp
DSM	No	Yes	Easy Entry/Easy Exit
LCM	No	Yes	Daytime Running Lamps Turn Signal Warning Chime
Navigation System Module	No	Yes	Satellite Digital Radio Service
PCM	Yes	Yes	Axle Ratio Fuel Octane Tire/Wheel Size Transmission Type
Rear Air Suspension Module	No	Yes	___
RCM	No	Yes	Driver Seat Beltminder Warning Passenger Seat Beltminder Warning
DATC Module	No	Yes	___

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.