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 MANUALSBMW2001330I AUTOMATICREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 23 (ELECTRICAL COMPONENT LOCATOR)CONTROL UNITS
2001 BMW 330i Automatic
Control Units
2001 BMW 330i AutomaticSECTION Control Units
WARNING: This page is about a different car, the 1997 BMW Z3. However, it is still accessible from the selected car via links, so may be relevant.
CONTROL UNITS
| Component | Component Location |
|---|---|
| ABS Control Module/Hydraulic Unit | Rear left side of engine compartment. |
| ABS Hydraulic Unit | Rear left side of engine compartment. |
| Anti-Theft Control Module (Alpine) | Behind glove compartment. |
| Body Electronics Control Module (ZKE IV) | Behind glove compartment. See Figure. |
| Board Computer (BC-Low) | Behind center console. |
| Chime Module | Below left side of dash. |
| 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 | Rear right side of engine compartment, in E-box. |
| Evaporator Controller | Right side of left footwell. |
| Slip Control Module (ABS/ASC) | Under right side of dash, behind glove compartment. See Figure. |
| Supplemental Restraint System Control Module | Below center console. |
| Transmission Control Module | Right rear side of engine compartment, in E-box. |
| Transmitter Module | Behind left side of dash, near steering column. |
| Wiper/Washer Module | Behind glove compartment. See Figure. |
| Wiper/Washer Module (Low II) | Behind glove compartment. See Figure. |
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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.