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.
1993 BMW 325is AutomaticFACTORY OEM SERVICE PROCEDURE
Control Units
CONTROL UNITS LOCATION
| Component | Location |
|---|---|
| ABS Control Unit | Under right side of dash, behind glove compartment. See Figure. |
| Air Bag Module | Under right side of dash, behind glove compartment. See Figure. |
| Central Locking Module | Under right side of dash, behind ABS control unit. See Figure. |
| Check Control Module | Under left side of dash. See Figure. |
| Crash Control Unit | Behind left side of dash. See Figure. |
| Cruise Control Module | Under right side of dash, behind glove compartment. See Figure. |
| Digital Motor Electronics (DME) Control Unit (Engine Control Module) | On right rear of engine compartment, behind battery console. See Figure. |
| EGS Control Unit (Transmission Control Module) | On right rear of engine compartment, behind battery console. See Figure. |
| Headlight/Front Foglight Module | Behind left side of dash. See Figure. |
| Integrated Climate Regulation Control Unit | Under center of dash, forward of center console. See Figure. |
| On-Board Computer Module | Behind center console, forward of gear selector. |
| Supplemental Restraint System Control Module | Under right rear seat. See Figure. |
| Sun Roof Computer Module | Under roof center panel. |
| Windshield Wiper/Washer Module | Behind left kick panel. 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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