check engine BMW Z3M ROADSTER 1999 E36 Electrical Troubleshooting Manual



Pin Assignments





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)Not used
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 III)
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 I (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




Pin Assignments





E = Input, A = Output, M = Ground
X16
Pin Type Description/Function Connection
1
EHigh beam indicator controlCombination switch
2ETerminal 58g, instrument illumination powerLight switch (dimmer)
3ERight turn signal indicator controlHazard flasher relay
4ELeft turn signal indicator controlHazard flasher relay
5Not used
6E/ACAN bus highEngine/slip control module (Z3 Versions)
7E/ACAN bus lowEngine/slip control module (Z3 Versions)
8Not used
9Not used
10Not used
11ADiagnosis RXD signalData link connector (M Versions)
12E/ADiagnosis TXD signalData link connector
13E/ACAN jumperInstrument cluster (Z3 Versions)
14EAirbag warning lamp (SRS) controlSupplemental restraint system control
module
15Not used
16E“Check engine” indicator controlEngine control module (DME) (M Versions)
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)
21Not used
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
25E/ACAN jumperInstrument cluster (Z3 Versions)
26Not used



FUSE DETAILS
0670.3
P90
FRONT POWER
DISTRIBUTION BOX
X1623
X1001714










INDICATORS
INSTRUMENT CLUSTER
A2w
INSTRUMENT
CLUSTER
3) ENGINE SPEED
INPUT
7) TACHOMETER
X62321B6232
ENGINE COOLANT
TEMPERATURE
SENSOR
18X1620
.5 SW .5 BR/VI
3
SPEEDOMETER
31
1112
17
.5 BR/GE
TEMPERATURE
GAUGE
X1047
A52
SLIP CONTROL
MODULE
(ABS/ASC) X1175
B6231
OIL PRESSURE
SWITCH
1) PRESSURE
BETWEEN
0.2–0.5 BAR
2) NORMAL
PRESSURE
X1719
2 X6232
23X20
.5 BR/GN
.5 BR/GE
X6231
1
X17
A837
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS III) 5 X1805TD .35 SWTD .5 BR/RT
.5 BR/RT .5 BR/VI .5 BR/GE
.5 BR/VI
7
X6002
15 .5 WS/GN
X2019
.5 WS/GND100
DATA LINK
CONNECTOR
F275A
RCHECK
ENGINE15
16
1 X6031
.5 GR
.5 GR
2 1
7
X8051X8071X8010
20
20.5 WS/GNX8072X6000
.5 SW
.5 SW20 X20
X8015
.5 SW
TD
.5 SW1
X6002
36
.35 SW
A6000
ENGINE CONTROL
MODULE (DME)D100
DATA LINK
CONNECTOR
M VERSIONS
13
3
.5 GN/RT
46
.5 GN/RT