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 MANUALSACURA2003MDX TOURINGREPAIR AND DIAGNOSISBODY & FRAMEWINDOWSPOWER WINDOWSCONTROL UNIT INPUT TESTPASSENGER'S UNIT
2003 Acura MDX Touring
Passenger's Unit
2003 Acura MDX TouringSECTION Passenger's Unit
- Before testing the power window control functions, troubleshoot the multiplex control system (see TROUBLESHOOTING ).
- Remove the passenger's multiplex control unit from the passenger's under-dash fuse/relay box, and disconnect its connector.
- Inspect the connector and socket terminals to be sure they are all making good contact.
- If the terminals are bent, loose or corroded, repair them as necessary, and recheck the system.
- If the terminals look OK, go to step 4.
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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.