Quick Reference Guide (E31, E32) A Thru K
COMP COMPONENT NAME COMPONENT LOCATIONID
MODULES
A1 GENERAL MODULE Below LH side of dash
A1 GENERAL MODULE Below LH side of dash
A3 LAMP CONTROL MODULE Below LH side of dash
A3 LAMP CONTROL MODULE Below LH side of dash
A5 RELAY MODULE Inside box on interior side of LH door sill
A5 RELAY MODULE Inside box on interior side of LH door sill
A7 SLIP CONTROL MODULE (ABS) LH footwell
A8 CRUISE CONTROL MODULE (TEMPOMAT) CD in RH side of luggage compartment
A11 AUTOMATIC HEATING/AC MODULE (IHKA) Between front footwells
A12 SUPPLEMENTAL RESTRAINT SYSTEM CONTROL MODULE Below ashtray
A21 SEAT/MIRROR MEMORY CONTROL MODULE Underside of LH front seat
A23 DRIVER'S DOOR MODULE In lower LH front door
A23 DRIVER'S DOOR MODULE In lower LH front door
A24 PASSENGER'S DOOR MODULE In lower RH front door
A24 PASSENGER'S DOOR MODULE In lower RH front door
A25 BODY ELECTRONICS MODULE Below LH side of dash
A25 BODY ELECTRONICS MODULE Below LH side of dash
A26 LOCK-SENSOR CONTROL MODULE LH side of LH footwell
A26 LOCK-SENSOR CONTROL MODULE LH side of LH footwell
A33 SUNROOF MODULE Center of windshield header
A33 SUNROOF MODULE Center of windshield header
A34w STEERING COLUMN MEMORY CONTROL MODULE Center of dash behind radio
A34z STEERING COLUMN MEMORY CONTROL MODULE Center of dash behind radio
A82 SUN BLIND CONTROL MODULE At back of rear window shelf
A82 SUN BLIND CONTROL MODULE At back of rear window shelf
A413 ELECTRONIC SHOCK ABSORBER CONTROL MODULE (EDC) In RH side of luggage compartment
A413 ELECTRONIC SHOCK ABSORBER CONTROL MODULE (EDC) In RH side of luggage compartment
A417 AUTOMATIC AIR RECIRCULATION CONTROL MODULE Behind RH footwell speaker grille
A417 AUTOMATIC AIR RECIRCULATION CONTROL MODULE Behind RH footwell speaker grille
A835 TRANSMITTER MODULE (EWS II) RH side of steering column
A836 ELECTRONIC IMMOBILIZER CONTROL MODULE (EWS II) Behind glove box
A6000 ENGINE CONTROL MODULE (DME) In E-Box (84OCi)
A6004 THROTTLE CONTROL MODULE (EML) Rear RH side of engine compartment in E-Box (850Ci, 850CSi)
A6010 CYL. 1-6 ENGINE CONTROL MODULE (DME) Rear RH side of engine compartment in E-Box (850Ci, 850CSi)
A6020 CYL. 7-12 ENGINE CONTROL MODULE (DME) Rear RH side of engine compartment in E-Box (850Ci, 850CSi)
A8500 TRANSMISSION CONTROL MODULE (EGS) Rear RH side of engine compartment in E-Box
A8500 TRANSMISSION CONTROL MODULE (EGS) In RH rear side of luggage compartment (850Ci, 850CSi)
A8600 TRANSMISSION CONTROL MODULE (AGS) Rear RH side of engine compartment in E-Box
A9070 SLIP CONTROL MODULE (ABS/ASC+T) LH footwell
A9070 SLIP CONTROL MODULE (ABS/ASC+T) LH footwell
N1 ANTI-THEFT CONTROL MODULE (DWA) Inside box on interior side of RH door sill
N1 ANTI-THEFT CONTROL MODULE (DWA) Inside box on interior side of RH door sill
N6 HEADLIGHT/FOGLIGHT CLEANING MODULE (SRA) Rear LH side of engine compartment in Front Power Distribution Box
N6 HEADLIGHT/FOGLIGHT CLEANING MODULE (SRA) Rear LH side of engine compartment in Front Power Distribution Box
N17 CRASH CONTROL MODULE Rear LH side of engine compartment in Front Power Distribution Box
N17 CRASH CONTROL MODULE Rear LH side of engine compartment in Front Power Distribution Box
SENSORS
B1 RIGHT FRONT SPEED SENSOR - ABS Behind RH front wheel
B2 LEFT FRONT SPEED SENSOR - ABS Behind LH front wheel
B3 RIGHT REAR SPEED SENSOR - ABS Behind RH rear wheel
B4 LEFT REAR SPEED SENSOR - ABS Behind LH rear wheel
B6 FUEL LEVEL SENSOR I Under RH rear seat
B10 VEHICLE SPEED SENSOR On differential
B11 LH HEAT EXCHANGER TEMPERATURE SENSOR Below LH side of dash
B12 RH HEAT EXCHANGER TEMPERATURE SENSOR Center console right Behind radio
B13 OUTSIDE TEMPERATURE SENSOR Behind center of cowl
B14 EVAPORATOR TEMPERATURE SENSOR RH side of LH footwell
B16 LEFT FRONT BRAKE PAD SENSOR Behind LH front wheel
B17 RIGHT REAR BRAKE PAD SENSOR Behind RH rear wheel
B21z TEMPERATURE SENSOR In ventilation duct left
B25 FUEL LEVEL SENSOR II Under LH rear seat
B40 STEERING ANGLE SENSOR On steering column
B41z FRONT ACCELERATION SENSOR RH front of wheel well above
B48 RIGHT REAR ACCELERATION SENSOR In RH rear side of luggage compartment
B49 LONGITUDINAL ACCELERATION SENSOR In LH forward side of luggage compartment
B414 AUTOMATIC AIR RECIRCULATION SENSOR front LH side of engine compartment
B6203 CRANKSHAFT POSITION/RPM SENSOR Front of engine
B6203 CRANKSHAFT POSITION/RPM SENSOR On RH side of transmission (840Ci)
B6204 CAMSHAFT POSITION SENSOR (CYLINDER IDENTIFICATION) Front of engine
B6205 INTAKE AIR TEMPERATURE SENSOR Front RH side of engine compartment
B6209 HALL EFFECT CAMSHAFT SENSOR Top center of engine
B6210 CYL. 1-6 HEATED OXYGEN SENSOR On catalytic converter
B6210w CYL. 1-4 HEATED OXYGEN SENSOR On catalytic converter
B6211 CYL. 1-6 CYLINDER IDENTIFICATION SENSOR Front of engine left
B6212 CYL. 1-6 CRANKSHAFT POSITION/RPM SENSOR Front of engine compartment
B6213 CRANKSHAFT SENSOR Rear RH side of engine compartment below
B6215 CYL. 1-6 AIR TEMPERATURE SENSOR Rear of engine
B6215A INTAKE AIR TEMPERATURE SENSOR Front of engine (840Ci)
B6216 CYL. 1-6 AIR FLOW SENSOR Side of engine compartment
B6219 HALL EFFECT CAMSHAFT SENSOR I Top RH side of engine
B6220 CYL. 7-12 HEATED OXYGEN SENSOR On catalytic converter
B6220w CYL. 5-8 HEATED OXYGEN SENSOR On catalytic converter
B6221 CYL. 7-12 CYLINDER IDENTIFICATION SENSOR Front of engine right
B6222 CYL. 7-12 CRANKSHAFT POSITION/RPM SENSOR Front of engine compartment
B6223 CRANKSHAFT SENSOR II rear LH side of engine compartment below
B6225 CYL. 7-12 AIR TEMPERATURE SENSOR Rear of engine
B6226 CYL. 7-12 AIR FLOW SENSOR RH side of engine compartment
B6230 OIL LEVEL SENSOR Under LH Front of car
B6232 ENGINE COOLANT TEMPERATURE SENSOR On coolant inlet
B6234 ENGINE COOLANT TEMPERATURE SENSOR (EML) On coolant inlet
B6235 TEMPERATURE SWITCH Rear RH side of engine compartment in E-Box
B6236 ENGINE COOLANT TEMPERATURE SENSOR On coolant inlet
B6241 CYL. 1-2 KNOCK SENSOR RH cylinder head (840Ci)
B6241w CYL. 1-3 KNOCK SENSOR RH cylinder head (850Ci)
B6242 CYL. 3-4 KNOCK SENSOR RH cylinder head (840Ci)
B6242w CYL. 4-6 KNOCK SENSOR RH cylinder head (850Ci)
B6243 CYL. 5-6 KNOCK SENSOR LH cylinder head (840Ci)
B6243w CYL. 7-9 KNOCK SENSOR LH cylinder head (850Ci)
B6244 CYL. 7-8 KNOCK SENSOR LH cylinder head (840Ci)
B6244w CYL. 10-12 KNOCK SENSOR LH cylinder head (850Ci)
B6256 DUAL TEMPERATURE SENSOR (COOLANT TEMPERATURE) Front of engine
B62101 OXYGEN SENSOR I (IN FRONT OF CATALYTIC CONVERTER) On catalytic converter
B62101 OXYGEN SENSOR I (IN FRONT OF CATALYTIC CONVERTER) Under center of car (840Ci)
B62102 OXYGEN SENSOR I (BEHIND CATALYTIC CONVERTER) Under center of car
B62102 OXYGEN SENSOR I (BEHIND CATALYTIC CONVERTER) Under center of car (840Ci)
B62201 OXYGEN SENSOR II (IN FRONT OF CATALYTIC CONVERTER) Under center of car
B62202 OXYGEN SENSOR II (BEHIND CATALYTIC CONVERTER) Under center of car
M21 ze10GDRIVER'S POWER WINDOW MOTOR/INCREMENT SENSOR In lower LH front door
M23z PASSENGER'S POWER WINDOW MOTOR/INCREMENT SENSOR In lower RH front door
R26 DSC STEERING WHEEL ANGLE SENSOR On steering column
R6240 RESISTOR RH front of engine
R6252 THROTTLE POSITION SENSOR Front of engine
R6253 AUXILIARY THROTTLE POSITION SENSOR Front of engine
LIGHTS
E11 LEFT HIGH BEAM LIGHT Front of car
E12 RIGHT HIGH BEAM LIGHT Front of car
E13 LEFT LOW BEAM LIGHT Front of car
E14 RIGHT LOW BEAM LIGHT Front of car
E15 LEFT PARK LIGHT Front of car
E19 RIGHT PARK LIGHT Front of car
E20 UNDERHOOD LIGHT On underside of engine hood
E21 LEFT FRONT MARKER LIGHT Near LH headlight assembly
E22 RIGHT FRONT MARKER LIGHT Near RH headlight assembly
E26 LEFT FOG LIGHT Front of car
E27 RIGHT FOG LIGHT Front of car
E29 FRONT CIGAR LIGHTER LIGHT Center of dash below front of console
E33 TRUNK LID LIGHT Underside of trunk lid
E34 FRONT DOME LIGHT/MAP READING ASSEMBLY Underside of trunk lid
E35 DRIVER'S MAKEUP MIRROR LIGHT In roof panel
E36 PASSENGER'S MAKEUP MIRROR LIGHT In roof panel
E39 LEFT REAR INTERIOR LIGHT Behind LH footwell trim
E40 RIGHT REAR INTERIOR LIGHT Behind RH footwell trim
E41 DASH LIGHT Center of dash
E42 GLOVE BOX LIGHT RH side of glove box above
E43 LEFT LICENSE PLATE LIGHT Underside of trunk lid, near license plate
E44 RIGHT LICENSE PLATE LIGHT Underside of trunk lid, near license plate
E45y CASSETTE BOX LIGHT Center console
E46z LEFT REAR LIGHT ASSEMBLY I In LH rear side of luggage compartment
E47z RIGHT REAR LIGHT ASSEMBLY I In RH rear side of luggage compartment
E61 LEFT FRONT FOOTWELL LIGHT LH front door Behind door panel
E62 RIGHT FRONT FOOTWELL LIGHT RH front door Behind door panel
E69 LEFT HIGH BEAM FLASHER LIGHT Front of car
E70z RIGHT HIGH BEAM FLASHER LIGHT Front of car
E78 DRIVER'S DOOR PANEL LIGHT In upper LH front door
E79 PASSENGER'S DOOR PANEL LIGHT In upper RH front door
E80 LEFT REAR LIGHT ASSEMBLY II Underside of trunk lid left
E81 RIGHT REAR LIGHT ASSEMBLY II Underside of trunk lid right
E9021 LEFT REAR SIDE MARKER LIGHT In LH rear side of luggage compartment
E9022 RIGHT REAR SIDE MARKER LIGHT In RH rear side of luggage compartment
E9033 LEFT TRUNK LID LIGHT In LH side of luggage compartment
E9046 LEFT LIGHT BAND Front of car
E9047 RIGHT LIGHT BAND Front of car
E9133 RIGHT TRUNK LID LIGHT In RH side of luggage compartment
H4 RIGHT FRONT TURN LIGHT Front of car
H5 RIGHT REAR TURN LIGHT RH side of body rear end
H6 LEFT REAR TURN LIGHT LH side of body rear end
H7 LEFT FRONT TURN LIGHT Front of car
H8 RIGHT FRONT AUXILIARY TURN LIGHT In RH front bumper
H9 LEFT FRONT AUXILIARY TURN LIGHT In LH front bumper
H24 LEFT BRAKE LIGHT LH side of body rear end
H25 LEFT TAIL LIGHT LH side of body rear end
H27 LEFT BACK UP LIGHT LH side of body rear end
H28 RIGHT BACK UP LIGHT RH side of body rear end
H30 RIGHT TAIL LIGHT RH side of body rear end
H31 RIGHT BRAKE LIGHT RH side of body rear end
H34 HIGH LEVEL STOP LIGHT At back of rear window shelf
H9025 UPPER LEFT TAIL LIGHT LH side of body rear end
H9030 UPPER RIGHT TAIL LIGHT RH side of body rear end
RELAYS
K1w STARTER IMMOBILIZATION RELAY Rear LH side of engine compartment in Front Power Distribution Box
K2 HORN RELAY Rear LH side of engine compartment in Front Power Distribution Box
K3 UNLOADER RELAY TERMINAL R Rear LH side of engine compartment in Front Power Distribution Box
K4 BLOWER RELAY Rear LH side of engine compartment in Front Power Distribution Box
K5 WASHER PUMP RELAY Rear LH side of engine compartment in Front Power Distribution Box
K8z AUXILIARY WATER PUMP RELAY Rear LH side of engine compartment in Front Power Distribution Box
K9 UNLOADER RELAY TERMINAL 15 Rear LH side of engine compartment in Front Power Distribution Box
K12 WIPER PRESSURE CONTROL (ADV) RELAY Rear LH side of engine compartment in Front Power Distribution Box
K13 REAR DEFOGGER RELAY Rear Power Distribution Box in LH side of luggage compartment
K15 ELECTRIC POWER PROTECTION RELAY Rear Power Distribution Box in LH side of luggage compartment
K15 HAZARD FLASHER RELAY Rear LH side of engine compartment in Front Power Distribution Box
K19 COMPRESSOR CONTROL RELAY Rear LH side of engine compartment in Front Power Distribution Box
K21 NORMAL SPEED RELAY Rear LH side of engine compartment in Front Power Distribution Box
K22 HIGH SPEED RELAY Rear LH side of engine compartment in Front Power Distribution Box
K25 RIGHT PARK LIGHT/LICENSE PLATE LIGHT RELAY Below LH side of dash near hood release lever
K26 LEFT PARK LIGHT RELAY Below LH side of dash near hood release lever
K29 INTERIOR LIGHT RELAY LH side of LH footwell
K30 ELECTRIC POWER PROTECTION RELAY II Rear Power Distribution Box in LH side of luggage compartment
K33 AIR CONDITIONING RELAY Rear LH side of engine compartment in Front Power Distribution Box
K36 WIPER RELAY I Rear LH side of engine compartment in Front Power Distribution Box
K37 WIPER RELAY II Rear LH side of engine compartment in Front Power Distribution Box
K38 WIPER RELAY III Rear LH side of engine compartment in Front Power Distribution Box
K39 CONCEALING HEADLIGHTS RELAY Rear LH side of engine compartment in Front Power Distribution Box
K42 INTENSIVE WASH RELAY Rear LH side of engine compartment in Front Power Distribution Box
K42 HIGH BEAM LIGHT RELAY Rear LH side of engine compartment in Front Power Distribution Box
K52z FLASHER LIGHT RELAY Rear LH side of engine compartment in Front Power Distribution Box
K60 COMPRESSOR CUT-OFF RELAY Rear LH side of engine compartment in Front Power Distribution Box
K61 UNLOADER RELAY TERMINAL 61 Rear LH side of engine compartment in Front Power Distribution Box
K67 EDC RELAY In RH side of luggage compartment
K70 CENTRAL LOCKING TRUNK LID MOTOR RELAY (ZV) Rear Power Distribution Box in LH side of luggage compartment
K72 CONSUMER CUT-OFF RELAY I Rear Power Distribution Box in LH side of luggage compartment
K73 CONSUMER CUT-OFF RELAY II Rear Power Distribution Box in LH side of luggage compartment
K91 ON-BOARD COMPUTER HORN RELAY Inside box on interior side of RH door sill
K94 ENGINE CONTROL RELAY (ABS/ASC) LH side of engine compartment
K95 VALVE RELAY (ABS/ASC) LH side of engine compartment
k109 SECONDARY AIR PUMP RELAY In auxiliary relay box LH front of engine compartment
K111 DAYTIME RUNNING LIGHTS RELAY Rear Power Distribution Box in LH side of luggage compartment
k199 SERVOTRONIC RELAY Rear LH side of engine compartment in Front Power Distribution Box
K6300 ENGINE CONTROL MODULE RELAY In E-Box
K6301w FUEL PUMP RELAY In E-Box
K6303 OXYGEN SENSOR RELAY In E-Box
k6304 SECONDARY AIR PUMP RELAY In auxiliary relay box LH front of engine compartment
K6310 CYL. 1-6 ENGINE CONTROL MODULE RELAY Rear RH side of engine compartment in E-Box
K631 1 CYL. 1-6 FUEL PUMP RELAY Rear RH side of engine compartment in E-Box
k6320 CYL. 7-12 ENGINE CONTROL MODULE RELAY Rear RH side of engine compartment in E-Box
k6321 CYL. 7-12 FUEL PUMP RELAY Rear RH side of engine compartment in E-Box