1983 BMW 528e AutomaticFACTORY OEM SERVICE PROCEDURE

Miscellaneous Components

MISCELLANEOUS COMPONENTS LOCATION

Component Location
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 wheel well, just forward of fuse/relay block.
Diagnostic Connector On intake manifold.
Filter Capacitor Behind battery.
Fuse/Relay Block On left front wheel well.
Hazard/Turn Signal Flasher Upper part of steering column.
Heater Blower Motor Resistor Below heater motor cover.
Heater Regulator Behind A/C selector switch.
Heater Water Shutoff Valve Below brake master cylinder.
Idle Speed Control Valve On top right rear side of intake manifold.
Lock Heater In left front door.
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

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.

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