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 Acura 3.2TL BaseFACTORY OEM SERVICE PROCEDURE
Control Units
CONTROL UNITS LOCATION
| Component | Component Location |
|---|---|
| ABS/TCS Control Unit (Except Type S) | Behind right kick panel. See Figure. |
| ABS/TCS Modulator Unit | On right rear of engine compartment. |
| Cruise Control Unit | Behind left side of dash. See Figure. |
| Door Multiplex Control Unit | In driver's door. |
| Driver's Multiplex Control Unit | On driver's underdash fuse/relay box. See Figure. |
| DRL Control Unit (Canada) | Behind left side of dash. See Figure. |
| ELD Unit | In underhood ABS fuse/relay box. See Figure. |
| Immobilizer Receiver Unit | On right side of steering column. |
| IMRC Unit | Behind right kick panel. |
| Navigation Unit | In trunk, below left side of package tray. |
| OPDS Unit | On side of front passenger's seat back. |
| Passenger's Multiplex Control Unit | On passenger's underdash fuse/relay box. See Figure. |
| PCM | Behind center of dash. See Figure. |
| Power Seat Control Unit | On bottom of driver's seat. |
| Power Window Control Unit | On driver's door. |
| Radiator Fan Control Module | Behind center of dash. See Figure. |
| SRS Unit | Under front of center console. See Figure. |
| VSA Control Unit | Behind right kick panel. |
| VSA Modulator Unit | On right side of engine compartment. |
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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