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.
1997 BMW 328is AutomaticFACTORY OEM SERVICE PROCEDURE
Control Units
CONTROL UNITS
| Component | Component Location |
|---|---|
| Anti-Theft Control Module (Alpine) | Behind glove compartment. See Figure . |
| Automatic Climate Control Module | On center console. See Figure . |
| Body Electronics Control Module | Behind glove compartment. See Figure . |
| Check Control Module | Under left side of dash. See Figure . |
| Chime Module | Below left side of dash. |
| Convertible Top Control Module | On lower left C-pillar, behind side panel. See Figure . |
| Crash Control Module | On relay panel, under left side of dash. See Figure . |
| Cruise Control Module | Under right side of dash, behind glove compartment. See Figure . |
| Electronic Immobilizer Control Module (EWS II) | Under right side of dash, behind glove compartment. See Figure . |
| Engine Control Module | On right rear corner of engine compartment. See Figure . |
| Final Stage Unit | Behind left side of dash. |
| On-Board Computer Module | On center console. See Figure . |
| Slip Control Module (ABS/ASC) | Under right side of dash, behind glove compartment. See Figure . |
| Sunroof Control Assembly | Under roof center panel. See Figure . |
| Supplemental Restraint System Control Module | Under right rear seat. See Figure . |
| Transmission Control Module | On right rear corner of engine compartment. See Figure . |
| Wiper/Washer Module | Behind glove compartment. See Figure . |
| Wiper/Washer Module (Low II) | Behind glove compartment. See Figure . |
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.
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