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.
1995 BMW 850CSiFACTORY OEM SERVICE PROCEDURE
Control Units/Modules
CONTROL UNITS/MODULES LOCATION
| Component | Location |
|---|---|
| Anti-Theft Module | In box, inside of right kick panel. |
| Automatic Air Recirculation Control Module | Behind right footwell speaker grille. |
| Automatic Heating & A/C Control Unit | Behind center of dash. |
| Body Electronics Module | Below left side of dash. |
| CAN Bus | In E-box. |
| Cruise Control Module | At right side of luggage compartment. |
| Driver Door Module | In lower left front door. |
| Electronic Immobilizer Control Module | Behind glove box. |
| Electronic Shock Absorber Control Module | At right side of luggage compartment. |
| Engine Control Module (Cylinder 1-6) | At right rear of engine compartment, in E-box. |
| Engine Control Module (Cylinder 7-12) | At right rear of engine compartment, in E-box. |
| General Module | Below left side of dash. |
| Headlight/Foglight Cleaning System Module (SRA) | In front power distribution box. See Figure . |
| Light Control Module | Below left side of dash. |
| Lock Sensor Control Module | At left kick panel. |
| Passenger Door Module | In lower right front door. |
| Relay Module | In box at inside of left front kick panel. |
| Seat/Mirror Memory Control Module | Under driver seat. |
| Slip Control Module | At left footwell. |
| Steering Column Memory Control Module | At center of dash, behind radio. |
| Sun Blind Control Module | At back of rear window shelf. |
| Supplemental Restraints System Control Module | Below ashtray. |
| Throttle Control Module | At right rear of engine compartment, in E-box. |
| Transmission Control Module | At right rear of luggage compartment. |
| Transmitter Module | At right side of steering column. |
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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