check engine BMW M3 1998 E36 Electrical Troubleshooting Manual




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Pin Assignments
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E = Input, A = Output, M = Ground
X6000
Pin Type Description/Function Connection
1
ACyl. 2 ignition coil controlCyl. 2 ignition coil
2ACyl. 4 ignition coil controlCyl. 4 ignition coil
3ACyl. 6 ignition coil controlCyl. 6 ignition coil
4MGroundGround point
5ACyl. 2 fuel injection valve controlCyl. 2 fuel injection valve
6ACyl. 1 fuel injection valve controlCyl. 1 fuel injection valve
7MGroundHot wire air mass meter
8EHot wire air mass meterHot wire air mass meter
9ETI-measurement signal (fuel consumption)Instrument cluster
10EEngine coolant temperatureEngine coolant temperature sensor
11EFuel tank pressureFuel tank pressure sensor
12EThrottle position signalThrottle position sensor
13Not used
14EIntake air temperatureIntake air temperature sensor
15ESpeed signal right rearABS/ASC control module
16EActivate A/CPressure switch
17Not used
18EDrive-away protection signal (code)Electronic immobilizer control module
(EWS II)
19EA/C-ON-signalAir conditioning operating unit
20A“Check engine” indicator controlInstrument cluster
21ACamshaft controlVariable camshaft control valve
22ACyl. 3 fuel injection valve controlCyl. 3 fuel injection valve
23ACyl. 6 fuel injection valve controlCyl. 6 fuel injection valve
24ACyl. 4 fuel injection valve controlCyl. 4 fuel injection valve
25MOxygen sensor heating groundOxygen sensor (in front of catalytic
converter)
26EBattery voltageB+ jump start junction point
27AActivate valveIdle speed control valve
28MGroundGround point
29ACyl. 1 ignition coil controlCyl. 1 ignition coil




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Pin Assignments
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E = Input, A = Output, M = Ground
X6000
Pin Type Description/Function Connection
89
MOxygen sensor heating groundOxygen sensor (behind catalytic converter)
90AActivate valveIdle speed control valve
91AActivate valveCyl. 1 fuel injection valve
92AActivate valveCyl. 4 fuel injection valve
93Not used
94MGround, fuel injection valve output stagesGround point
95Not used
96A“Check engine” indicator controlInstrument cluster
97Not used
98EDrive-away protection signalElectronic immobilizer control module
(EWS II)
99EActivate A/CPressure switch
100Not used
101Not used
102Not used
103Not used
104EIntake air temperatureIntake air temperature sensor
105MGroundHot film air mass meter
106Not used
107EOxygen sensor signalOxygen sensor (in front of catalytic
converter)
108ECrankshaft position/RPMCrankshaft position/RPM sensor
109ECamshaft positionHall effect camshaft sensor
11 0ACyl. 3 ignition coil controlCyl. 3 ignition coil
111ACyl. 4 ignition coil controlCyl. 4 ignition coil
11 2Not used
11 3Not used
11 4EBattery voltageB+ jump start junction point
11 5AEngine control module relay controlEngine control module relay, terminal 85
11 6MGround for electronics and shielding of
sensorsGround point



 

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Pin Assignments
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E = Input, A = Output, M = Ground
X16
Pin Type Description/Function Connection
1
EHigh beam indicator controlCombination switch
2ETerminal 58g, instrument illumination powerDimmer
3ERight turn signal indicator controlHazard flasher relay
4ELeft turn signal indicator controlHazard flasher relay
5EWarning lamp for EGS fault (information
signal transmission oil temperature)Transmission control module (EGS)
6Not used
7Not used
8Not used
9Not used
10EConvertible: Rollover signalRollover sensor
11ARxD diagnostic data linkData link connector
12E/ATxD diagnostic data linkData link connector
13EOil temperatureEngine oil temperature sensor
14EAirbag warning lamp (SRS) controlSupplemental restraint system control
module
15Not used
16E“Check engine” indicator controlEngine control module (DME)
17EPark brake warning lamp controlPark brake switch
18EBrake fluid warning lamp controlBrake fluid level switch
19EBrake pad wear warning lamp controlBrake pad sensors
20ECrankshaft RPM speed signal TDEngine control module (DME)
21EFuel consumption signal + KVAEngine control module (DME)
22EVoltage supply, terminal 30Front power distribution box, fuse 31
23EVoltage supply, terminal 15 for indicator and
warning lampsFront power distribution box, fuse 27
24MGround supply, terminal 31 for instrument
cluster electronicsGround point
25Not used
26Not used

8
34 X1171
X8010323i, 328i, M3




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INSTRUMENT CLUSTER
INDICATORS
.35 BR/GN
5
X4231
S31
PARK BRAKE
SWITCH
1) BRAKE SET
2) BRAKE NOT
SET
17
.5 BR/GN
X1111
B18
BRAKE FLUID
LEVEL SWITCH
1) LOW LEVEL
2) NORMAL LEVEL P90
FRONT POWER
DISTRIBUTION BOX
X203
7 2.5 GN
X195
F275A

X62311
B6231
OIL PRESSURE
SWITCH
1) PRESSURE
BETWEEN
0.2–0.5 BAR
2) NORMAL
PRESSUREA2w
INSTRUMENT
CLUSTER
10) AIR BAG 23
1119
X2023
.5 BR/GN
6
.5 BL
X1718
.35 BR/VI
X1614
.5 BL/SW
A12
SUPPLEMENTAL
RESTRAINT
SYSTEM CONTROL
MODULE
POWER
DISTRIBUTION
0670.2
7 10
A52
SLIP CONTROL
MODULE
(ABS/ASC)SILA
.5 GR/SW/GE
SLIP CONTROL
(ABS/ASC)
3450.1
.5 GR/SW/GE
CHARGING
SYSTEM
1230.0
.5 GR/SW/GE2.5 GN
.5 GN
X1112
GROUND
DISTRIBUTION
0670.4
14X10017
X16X17
X74
1 X209FUSE DETAILS
0670.3


2 1
31
2
10
3
15
2 12 1
31
PARK
BRAKECHECK
ENGINEBRAKE
FLUID
31X6031
1 16
.5 GR
A6000
ENGINE CONTROL
MODULE (DME)
X6000
.5 GR.5 BR/GN
26 X14
.5 BL/SWS2
IGNITION SWITCH
0) OFF
1) ACCESSORY
2) RUN
3) START
318is
20
X33
X173


323i, 328i, M3

83
323i, 328i, M3
318isRXD
X1001714

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INDICATORS
INSTRUMENT CLUSTER
.5 WS/SW
A2w
INSTRUMENT
CLUSTER
8) ROLLOVER
PROTECTION
WARNING
LIGHT P90
FRONT POWER
DISTRIBUTION BOX 6211.0-04
DATA LINK
0670.5
X228
2312 .35 WS/VI
11 .35 WS/GE15 .35 WS/GN
N4
ON–BOARD
COMPUTER
22
H10
CHIME MODULE
X10716
.35 WS/SW
24
A6000
ENGINE CONTROL
MODULE (DME) X60009
.5 WS/SW
.5 WS/SWX20
X17X16
TXD
X10706
23
X3312X17
26
F275A
.5 BL/SW
S2
IGNITION SWITCH
4) OPEN MOMENTARILY
IN START AND OFF,
OPEN WITH KEY
REMOVED
5) CLOSED IN OFF,
START, RUN AND
ACCESSORYS14
DRIVER’S DOOR
JAMB SWITCH
1) DOOR OPEN
2) DOOR CLOSED .5 BR/GR/GE X33
11
N10
MULTI–FUNCTION
CLOCK .35 BL/BR/GEFUSE DETAILS
0670.3
2
9 .35 SW/RT N4
ON–BOARD
COMPUTER
X522
D100
DATA LINK
CONNECTOR
X60027
4 5
31
30
TI
19X20
X8072
.5 WS/GN .5 WS/GN
.75 BL/SW.5 BR/GR/GE
POWER WINDOWS
(FH)
5133.1
2 1
X173X13006
GROUND
DISTRIBUTION
0670.4GROUND
DISTRIBUTION
0670.4 TI
CHECK
X443
13
.5 BR/GR/GE
15.75 BRX3521X352
2
31
8
X16
10
30
.35 WS/BLX14
N24
ROLLOVER
SENSOR
X1304412
A35
ON–BOARD
DISPLAY .35 WS/BL X17
24X16
X10010
GROUND
DISTRIBUTION
0670.4

318is83 .35 SW/GN
15 X1659
.5 WS/SW

6581.2 ON–BOARD COMPUTER (BC V)
POWER
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B21
ON–BOARD
COMPUTER
TEMPERATURE
SENSORS7
COMBINATION
SWITCH
10) PROGRAM
MODUSA2w
INSTRUMENT
CLUSTER
1) FUEL
CONSUMPTION
A6000
ENGINE CONTROL
MODULE (DME)
30R30
TI
15
31
3131
.35 BR/GR.35 BR/RT.35 WS/GE.35 WS/VI.35 WS/SW
.5 WS/SW
P90
FRONT POWER
DISTRIBUTION BOX
6 X10017
30 X10018
FUSE DETAILS
0670.3
914
816
.5 SW/GN
.35 GR/RT
START
1240.0
LIGHT SWITCH
DETAILS
6300.0 .35 SW/GN
X1070
21 X16
N4
ON–BOARD
COMPUTER
RXD TXD
12 X1070
475
13 6 X1071
DATA LINK
0670.5
.35 BR/RT
9 X6000
24 X20
1 X770
2 X770
GROUND
DISTRIBUTION
0670.410 X32
1 X32
GROUND
DISTRIBUTION
0670.4
.5 WS/SW
10X276
30h
58g
316
14 X10017
26 X17
23
.35 BL/BR/GE
FUSE DETAILS
0670.3
X16
F235AF275A F457.5A
31
1
X10010X173X10012
CHECK
GROUND
DISTRIBUTION
0670.4
31
FUSE DETAILS
0670.3
.35 BR
15
X228
30
1
A836
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS II)
2 X10018
FUSE DETAILS
0670.3
8
F315A
X1071
14
PARK VENTILATION
WITH HR
6412.10
PARK VENTILATION
WITH IHKA E36
6412.20
TI .5 SW/WS/GE

ON–BOARD COMPUTER (BC V)
CHECK CONTROL
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212
E14
RIGHT LOW BEAM
LIGHT 1 GE/GN
F457.5A
X10070
2
1
F127.5A
56b 56b
X10016
2 430
A4
CHECK CONTROL
MODULE
1 2
X13009
1 2 8 15
6
13 1
9 FUSE DETAILS
0670.3 FUSE DETAILS
0670.3
1 GE/BL .5 BR/VI .5 BR/WS
X10070
S64
WASHER FLUID
LEVEL SWITCH
1) SUFFICIENT
LEVEL
2) LOW LEVEL X109
X10075
X10075
2
2 1
1 X109
X112
X112
S63
ENGINE COOLANT
LEVEL SWITCH
1) SUFFICIENT
LEVEL
2) LOW LEVEL
E13
LEFT LOW BEAM
LIGHT
X165
GROUND
DISTRIBUTION
0670.4 GROUND
DISTRIBUTION
0670.4 GROUND
DISTRIBUTION
0670.4
2
1
GROUND
DISTRIBUTION
0670.4
GROUND
DISTRIBUTION
0670.4 FUSE DETAILS
0670.3
F117.5A

X10018
31
X1075
X1074
31
X1074
P90
FRONT POWER
DISTRIBUTION BOX
2 X10213
.5 BR/WS
M3




7000.0 COMPONENT LOCATION CHART
; 







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COMP. DESCRIPTION LOCATION7100.0 8500.0
A2w . . INSTRUMENT CLUSTER . . . . . . . . . . . . . . . . LH side of dash . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28-3

A4 . . . .
CHECK CONTROL MODULE . . . . . . . . . . . . .
below LH side of dash . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
00-3

A5 . . . . RELAY MODULE . . . . . . . . . . . . . . . . . . . . . . . . behind glove box


A8 . . . .

CRUISE CONTROL MODULE
(TEMPOMAT) . . . . . . . . . . . . . . . . . . . . . . . .
RH side of dash behind glove box . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

01-2




A12 . .

SUPPLEMENTAL RESTRAINT SYSTEM
CONTROL MODULE . . . . . . . . . . . . . . . . . .
below rear seat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

00-2


A18 . . HIFI AMPLIFIER . . . . . . . . . . . . . . . . . . . . . . . . below RH side of rear seat (Convertible) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 02-3
A18 . . HIFI AMPLIFIER . . . . . . . . . . . . . . . . . . . . . . . . in LH side of luggage compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 04-1
A35 . . ON–BOARD DISPLAY . . . . . . . . . . . . . . . . . . . center of dash center console

A51 . .
WIPER/WASHER MODULE . . . . . . . . . . . . . .
behind glove box (glove box removed) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
01-1

A52 . . SLIP CONTROL MODULE (ABS/ASC) . . . . . behind glove box (glove box removed) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 01-3


A56 . .

TILT/SLIDE SUNROOF CONTROL
ASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . .
under roof center panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

04-2


A64 . . WIPER/WASHER MODULE (LOW II) . . . . . . behind glove box (glove box removed) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 01-1
A96 . . CONVERTIBLE TOP CONTROL MODULE . in lower LH C–pillar behind side panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 02-1

A104 .
BODY ELECTRONICS CONTROL
MODULE (ZKE IV) . . . . . . . . . . . . . . . . . . . .
behind glove box (glove box removed) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

01-1


A113 . . SEAT OCCUPANCY DETECTOR . . . . . . . . . under RH front seat

A115 . .
AUTOMATIC CLIMATE CONTROL
MODULE . . . . . . . . . . . . . . . . . . . . . . . . . . . .
behind center console . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

03-2



A202
ABS CONTROL MODULE/HYDRAULIC
UNIT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
rear LH side of engine compartment





A835 .
TRANSMITTER MODULE (EWS II) . . . . . . .
RH side of steering column . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
04-3




7100.0 COMPONENT LOCATION VIEWS
ELECTRICAL CONTROL MODULE LOCATIONS
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A6000
ENGINE CONTROL
MODULE (DME)
A4
CHECK CONTROL
MODULE
A7000
TRANSMISSION
CONTROL MODULE
(EGS)
A8500
TRANSMISSION
CONTROL MODULE
(EGS)X6000
X7000X8500
X1074X1075


X74
A12
SUPPLEMENTAL
RESTRAINT
SYSTEM CONTROL
MODULE
X1441
GROUND