Operation CHARM: Car repair manuals for everyone.

Computers and Control Systems: Locations



AIR FLOW METER (735i) - Top Center Of Engine, Ahead Of Oil Full Cap
AIR FLOW METERS (750iL) - Front of engine compartment, behind each headlight assembly
AUXILIARY RELAY BOX - Left Side Of Engine Compartment, Ahead Of Shock Tower
COOLANT TEMPERATURE SENSOR - On Coolant Inlet, Near Valve Cover
DIAGNOSTIC CONNECTOR - Right Rear Of Engine Compartment, Ahead Of Shock Tower
DIAGNOSTIC MODULE - Below Left Side Of Dash, Left Of Steering Column
ELECTRIC POWER PROTECTION RELAY - Under Left Side Of Rear Seat, On Rear Power Distribution Box
ELECTRONIC THROTTLE CONTROL UNIT - In E-Box; Behind Right Front Shock Tower
ENGINE SPEED SENSOR - Front Of Engine, On Distributor
EVAPORATIVE PURGE VALVE - Left Side Of Engine, Right Of Oil Filter
FRONT POWER DISTRIBUTION BOX - Left Rear Of Engine Compartment
FUEL INJECTORS - Top Of Engine, On Intake Manifold
FUEL PUMP RELAY - In Watertight Compartment, Behind Right Front Shock Tower
FUEL PUMP - Below Luggage Compartment, Right Of Spare Tire
HIGH SPEED RELAY - Left Side Of Engine Compartment, In Relay Box, Front Of Left Shock Tower
IGNITION COIL - Right Side Of Engine Compartment At Strut Tower
INERTIA SWITCH - Under Center Of Rear Seat, Right Of Rear Power Distributor Box
JUMPER PLUG - In Front Power Distribution Box
KICK DOWN PREVENT RELAY - Behind Left Front Wheel
LEFT FRONT SPEED SENSOR - Behind Left Front Wheel
LEFT HEAT EXCHANGER TEMPERATURE SENSOR - Below Right Side Of Dash, In Right Side Of IHKA Plenum
LEFT REAR SPEED SENSOR - Behind Left Rear Wheel, On Axle
MAIN RELAY - In Watertight Compartment Behind Right Front Shock Tower
MOTRONIC CONTROL UNIT - In E-Box; Behind Right Front Shock Tower
NORMAL SPEED RELAY - Left Side Of Engine Compartment In Relay Box, Front Of Left Shock Tower
ON BOARD COMPUTER TEMPERATURE SENSOR - Under Right Side Of Front Bumper
ON BOARD COMPUTER - Center Of Dash, Right Of Radio
OXYGEN SENSOR - In Top Of Catalyst, Near Rear Of Transmission
PEDAL POSITION SENSOR - Under Left Side Of Dash, Behind Steering Column
REAR POWER DISTRIBUTION BOX - Below Left Side Of Rear Seat
RELAY MODULE - Below Left Front Side Of Rear Seat, In Rear Power Distribution box
RIGHT FRONT SPEED SENSOR - Behind Right Front Wheel
RIGHT HEAR EXCHANGER TEMPERATURE SENSOR - Below Right Side Of Dash, In Right Side Of IHKA Plenum
RIGHT REAR SPEED SENSOR - Behind Right Rear Wheel; On Axle
SERVTRONIC CONTROL UNIT - New Driver's Footrest
TEMPERATURE DISTRIBUTION POTENTIOMETER - Above Radio, In Dash Center IHR/IHKA Outlets
TEMPERATURE SWITCH - In E-Box; Behind Right Front Shock Tower
THROTTLE POSITION MOTOR - Top Of Engine On Throttle Body
THROTTLE SWITCH - Top Of Engine, On Throttle Body