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.
1985 BMW 528e AutomaticFACTORY OEM SERVICE PROCEDURE
Miscellaneous Components
MISCELLANEOUS COMPONENTS LOCATION
| Component | Location |
|---|---|
| ABS Hydraulic Unit | Forward of right front wheelwell, front of washer reservoir. |
| A/C Evaporator Temperature Regulator | On left side of heater/evaporator housing. |
| A/C-Heater Blower Motor Resistors | On right side of evaporator housing. |
| Alarm Horn | Behind battery. |
| Auxiliary Fan Normal Speed Resistor | On fan shield, ahead of radiator. |
| Cruise Control Actuator | On left front wheelwell, just forward of main fuse/relay box. |
| Diagnostic Connector (528e) | On intake manifold. |
| Diagnostic Connector (535i) | On top, front of engine. |
| Filter Capacitor | Behind battery. |
| Main Fuse/Relay Box | On left front wheelwell. |
| Heater Blower Motor Resistor | Below heater motor cover. |
| Heater Regulator | Behind A/C selector switch. |
| Heater Water Shutoff Valve (528e) | Below brake master cylinder. |
| Heater Water Shutoff Valve (535i) | At center rear of engine compartment. |
| Idle Speed Control Valve | On top right rear side of intake manifold. |
| Lock Heater | In left front door. |
| On-Board Computer Alarm Horn | Behind battery. |
| On-Board Computer Filter Capacitor | Behind battery. |
| On-Board Computer Relay Box | Mounted on left under dash cover. |
| Power Window Circuit Breaker | Under left side of dash. |
| Purge Valve | Behind right side headlights. |
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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