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.
2004 Acura TL AutomaticFACTORY OEM SERVICE PROCEDURE
Control Units
CONTROL UNITS LOCATION
| Component | Location |
|---|---|
| Audio Unit | Behind center of dash. See Figure . |
| Back-Up Sensor Control Unit | Left side of rear shelf. See Figure . |
| Climate Control Unit | Behind glove box. See Figure . |
| ECM/PCM | Behind center of dash. See Figure . |
| Hands Free Control Unit | Front of roof. See Figure . |
| Immobilizer Control Unit Receiver | On right side of steering column. See Figure . |
| Keyless Receiver Unit | Under left side of dash. See Figure . |
| Moonroof Control Unit | Rear of roof. See Figure . |
| Navigation Unit | In trunk, below left side of package tray. See Figure . |
| OPDS Unit | On side of front passenger's seat back. See Figure . |
| Power Mirror Control Unit | Under left side of dash. See Figure . |
| Power Seat Control Unit | Under driver's seat. See Figure . |
| SRS Unit | Under lower middle of dash. See Figure . |
| Throttle Actuator Control Module | Behind glove box. See Figure . |
| VSA Modulator Unit | On right side of engine compartment. See Figure . |
| XM Antenna Connector | Rear of roof. See Figure . |
Factory Service Tools
Use the Manual With the Right Hardware
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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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