battery BMW Z3M COUPE 2001 E36 Electrical Troubleshooting Manual

0100.0 INDEX















AIR BAG GAS GENERATOR, DRIVER’S, G5 3234.0-00. . . . . . . . . . . . . . . . . .
AIR BAG GAS GENERATOR, LEFT SIDE, G14 3234.0-01. . . . . . . . . . . . . . . .
AIR BAG GAS GENERATOR, PASSENGER’S, G6 3234.0-00. . . . . . . . . . . . .
AIR BAG GAS GENERATOR, RIGHT SIDE, G15 3234.0-01. . . . . . . . . . . . . .
AIR CONDITIONING COMPRESSOR, Y2 6450.6-02. . . . . . . . . . . . . . . . . . . . .
AIR CONDITIONING COMPRESSOR, Y2 6450.6-06. . . . . . . . . . . . . . . . . . . . .
AIR CONDITIONING RELAY, MOTRONIC, K33a 6450.6-04. . . . . . . . . . . . . . .
AIR CONDITIONING RELAY/AUXILIARY WATER PUMP, K104 6450.6-06. .
AIR CONDITIONING/RECIRCULATING SWITCH ASSEMBLY,
S220 6450.6-01. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
AIR CONDITIONING/RECIRCULATING SWITCH ASSEMBLY,
S220 6450.6-05. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
AIR PUMP, Y6133 1210.26-04. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
AIR PUMP, Y6133 1210.27-09. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ANALOG CLOCK 6213.1-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ANALOG CLOCK, N5 6213.1-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ANTENNA AMPLIFIER AM/FM, N8 6510.1. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ANTI–THEFT CONTROL MODULE (ALPINE), N12w 6575.2. . . . . . . . . . . . .
ANTI–THEFT HORN (ALPINE), H1w 6575.2-01. . . . . . . . . . . . . . . . . . . . . . . . .
ANTI–THEFT SYSTEM (ALPINE) 6575.2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ANTI–THEFT SYSTEM (DWA) 6575.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ASC SWITCH, S6 3450.1-01. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ASHTRAY LIGHT, FRONT, E25 6300.0-01. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ASHTRAY LIGHT, FRONT, E25 6332.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
AUXILIARY FAN MOTOR, M9 6450.6-03. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
AUXILIARY FAN MOTOR, M9 6450.6-07. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
AUXILIARY FUSE BOX, P900 0670.2-03. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
AUXILIARY FUSE BOX, P97 0670.2-02. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
AUXILIARY TURN LIGHT, LEFT FRONT, H9 6313.0-02. . . . . . . . . . . . . . . . . .
AUXILIARY TURN LIGHT, RIGHT FRONT, H8 6313.0-02. . . . . . . . . . . . . . . . .
AUXILIARY WATER PUMP, M37a 6450.6-06. . . . . . . . . . . . . . . . . . . . . . . . . . . .
B+ JUMP START JUNCTION POINT, G6430 0670.2-00. . . . . . . . . . . . . . . . . .
B+ JUNCTION POINT E–BOX, G6400 0670.2-01. . . . . . . . . . . . . . . . . . . . . . . .
B+ JUNCTION POINT, G7512 0670.2-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BACK UP LIGHT, LEFT, H27 6322.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . BACK UP LIGHT, RIGHT, H28 6322.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BACK UP LIGHTS 6322.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BATTERY SAFETY TERMINAL, G19 0670.2-00. . . . . . . . . . . . . . . . . . . . . . . . .
BATTERY SAFETY TERMINAL, G19 3234.0-00. . . . . . . . . . . . . . . . . . . . . . . . .
BATTERY, G1 0670.2-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BLOWER MOTOR, M30 6450.6-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BLOWER MOTOR, M30 6450.6-04. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BLOWER RELAY, K4 6450.6-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BLOWER RELAY, K4 6450.6-04. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BLOWER RESISTORS, R11 6450.6-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BLOWER RESISTORS, R11 6450.6-04. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BLOWER SWITCH, S75 6450.6-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BLOWER SWITCH, S75 6450.6-04. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BOARD COMPUTER (BC – LOW) 6581.3-00. . . . . . . . . . . . . . . . . . . . . . . . . . .
BOARD COMPUTER (BC – LOW), A35y 6581.3-00. . . . . . . . . . . . . . . . . . . . . .
BODY ELECTRONICS CONTROL MODULE (ZKE IV), A104 6100.0. . . . . .
BRAKE FLUID LEVEL SWITCH, B18 6211.0-03. . . . . . . . . . . . . . . . . . . . . . . . .
BRAKE LIGHT SWITCH, S30 6325.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BRAKE LIGHT, LEFT, H24 6325.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BRAKE LIGHT, RIGHT, H31 6325.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BRAKE LIGHTS 6325.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BRAKE PAD SENSOR, LEFT FRONT, B16 6211.0-01. . . . . . . . . . . . . . . . . . . .
BRAKE PAD SENSOR, RIGHT REAR, B17 6211.0-01. . . . . . . . . . . . . . . . . . . .
CAMSHAFT POSITION SENSOR 1 (INLET), B6214 1210.26-05. . . . . . . . . .
CAMSHAFT POSITION SENSOR 1 (INLET), B6214 1210.27-07. . . . . . . . . .
CAMSHAFT POSITION SENSOR 2 (OUTLET), B6224 1210.26-05. . . . . . .
CAMSHAFT POSITION SENSOR 2 (OUTLET), B6224 1210.27-07. . . . . . .
CD CHANGER, N22 6510.1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
CELLULAR TELEPHONE (PROVISIONS) 6561.0-00. . . . . . . . . . . . . . . . . . . . .
CENTRAL BODY ELECTRONICS (ZKE IV) 6100.0. . . . . . . . . . . . . . . . . . . . .
CENTRAL LOCKING LUGGAGE COMPARTMENT
LID MOTOR RELAY (ZV), K70 5126.0-05. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
CHARGING SYSTEM 1230.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
CHIME MODULE, H10 6211.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
CIGAR LIGHTER CONNECTION, E28a 3614.0-00. . . . . . . . . . . . . . . . . . . . . . .


















CIRCUIT BREAKERVARIABLE RESISTANCE
SENSOR VARIABLE CONTACT
IS MOVED BY AN EXTERNAL
FORCE
VARIABLE RESISTOR RESIS-
TANCE IS CHANGED BY
TEMPERATURE OR PRESSURE
DIODE CURRENT CAN
FLOW ONLY IN DIREC-
TION OF ARROW
ZENER DIODE TO
REGULATE VOLTAGE
LIGHT EMITTING
DIODE (LED) PERMANENT MAGNET
MOTOR ONE SPEED
PERMANENT MAGNET
MOTOR TWO SPEEDS
SOLENOID
SOLENOID CONTROLLED
VALVE OR CLUTCH SOLENOIDTRANSISTORIZED
SWITCH HEATING ELEMENT
OXYGEN SENSORCONTROL/POWER
ELECTRONICS
RADIO LOUDSPEAKER OR
HORN
LIGHT BATTERY
FUSIBLE LINK
FUSE DETAILS
INDUCTIVE
SENSOR
KNOCK SENSOR
31


VEHICLE SPEED
SENSOR

THERMO SWITCH
HALL EFFECT
SENSOR
ANTENNA
0140.0 SYMBOLS

25 RT
25 RT












0670.2 POWER DISTRIBUTION


P99
FUSE HOLDER X2
X8
F100200A
30
G1
BATTERY
50 RT
G6430
B+ JUMP START
JUNCTION POINT X6430
X6431
25 RT
G7512
B+ JUNCTION
POINT X9
F10180A
X1976
30
6 RT
F10280A
X1977
30
6 RT
F10380A
X1978
30
6 RT
F10480A
X1979
30
6 RT
F10580A
X1980
30
6 RT
F10650A
X1981
30
4 RT
F10750A
X1982
30
4 RT
F10880A
X10422
30
6 RT
M6510
STARTER X6512
16 RT
G6509
GENERATOR X6509
30 B+
1240.0 1230.0K6304
SECONDARY AIR
PUMP RELAY
2
X6304
0670.2-03
1
X89977
4 RT
0670.2-06 0670.2-02 0670.2-01
1210.26
1210.27
X17701
X7449A12
SUPPLEMENTAL
RESTRAINT
SYSTEM CONTROL
MODULE
X104671
2
50
2
G19
BATTERY SAFETY
TERMINAL
BPT+ BPT–
.5 BR .5 BL.5 BR .5 BL
50 RT
0670.2-04
0670.2-050670.2-07
0670.2-08
Z3 VERSIONS



DATA LINK
DATA LINK CONNECTOR, PINS 1, 7, 14, AND 16






 





X1047
A6000
ENGINE CONTROL
MODULE (DME) X60004
.5 SW
.5 SW .35 SW
TD 17
5 X1805
.35 SWA837
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS III)
12 X10017
7
16 X6002
D100
DATA LINK
CONNECTOR
FUSE DETAILS
0670.3
A2w
INSTRUMENT
CLUSTER
3) ENGINE SPEED
INPUT
15 X17
.35 WS/GN
14 2.5 RT
G1
BATTERY
POWER
DISTRIBUTION
0670.2
X64109
P90
FRONT POWER
DISTRIBUTION BOXF2610A
POWER
DISTRIBUTION
0670.2
1
12 X19007
A19007
THERMAL OIL
LEVEL SENSOR
(TOENS) CONTROL
MODULE Z3 VERSIONS





Pin Assignments (M Versions)




E = Input, A = Output, M = GroundPin ConnectionDescription/Function Signal Type
37
AP_EVZ5Activate valveCyl. 5 fuel injection valve
38AP_EVZ6Activate valveCyl. 6 fuel injection valve
39EF_OLNOil level/temperature signalThermal oil level switch
40Not used
41Not used
42AT_TEVActivate valveEvaporative emission valve
43AT_NWA_S1Activate valveVariable camshaft control valve
(outlet) – retard
44AT_NWA_F1Activate valveVariable camshaft control valve
(outlet) – advance
45AS_DMTL–LEDTire pressure warning lamp controlInstrument cluster
46AT_LLFSSCLOSE signalIdle speed control valve
47AT_LLFSOOPEN signalIdle speed control valve
48Not used
49Not used
50AT_NWE_S1Activate valveVariable camshaft control valve
(inlet) – retard
51AS_SSPActivate valveSolenoid valve, sucking jet pump
52Not used
X60004
Pin Type Signal Description/Function Connection
1
A61Battery charge indicatorInstrument cluster
2Not used
3AS_SLPActivate relaySecondary air pump relay
4EELUESignal, auxiliary fan ONHigh speed relay
5Not used
6ES_50Signal startFuse 15
7MM_FW1GroundPedal position sensor
8EA_FW1Signal, pedal position 1Pedal position sensor
9AU_FW1Voltage supplyPedal position sensor
10Not used







A2w
INSTRUMENT
CLUSTER
A12
SUPPLEMENTAL
RESTRAINT
SYSTEM CONTROL
MODULE
20
A113
SEAT OCCUPANCY
DETECTOR 3234.0-03
F417.5A
2112
F275AP90
FRONT POWER
DISTRIBUTION BOX
34X74
X74
159
A104
BODY
ELECTRONICS
CONTROL MODULE
(ZKE IV)
8
G6
PASSENGER’S AIR
BAG GAS
GENERATOR
13 14
3234.0-00G5
DRIVER’S AIR BAG
GAS GENERATOR
C101
CONTACT RING
10 11
G14
LEFT SIDE AIR BAG
GAS GENERATOR
16 17
3234.0-01G15
RIGHT SIDE AIR
BAG GAS
GENERATOR
18 19
3234.0-01G12
DRIVER’S SIDE
PYROTECHNICAL
BELT TENSIONER
12
3234.0-01G13
PASSENGER’S
SIDE
PYROTECHNICAL
BELT TENSIONER
34
3234.0-01
B78
DRIVER’S SIDE IM-
PACT SENSORB79
PASSENGER’S
SIDE IMPACT
SENSORS59
PASSENGER’S
SEAT BELT SWITCHS58
DRIVER’S SEAT
BELT SWITCH
57
3234.0-01 3234.0-013234.0-023234.0-023234.0-03 3234.0-00
D100
DATA LINK
CONNECTOR 3234.0-00
3234.0-006
3234.0-000670.5
TXD
I1008
SEAT MAT 3234.0-03
33 4026 27
G19
BATTERY SAFETY
TERMINAL
49 50
3234.0-00
POWER
DISTRIBUTION
0670.2
G1
BATTERY
3234.0 SUPPLEMENTAL RESTRAINT SYSTEM (AIR BAG)







Pin Assignments




E = Input, A = Output, M = GroundPin ConnectionDescription/Function Type
30
Not used
31Not used
32Not used
33AAir bag II (+)Passenger’s air bag gas generator
34ACrash signalBody electronics control module (ZKE IV)
35Not used
36Not used
37Not used
38Not used
39Not used
40AAir bag II (–)Passenger’s air bag gas generator
41Not used
42Not used
43Not used
44Not used
45Not used
46Not used
47Not used
48Not used
49ABattery safety terminal (+)Battery safety terminal
50ABattery safety terminal (–)Battery safety terminal



SUPPLEMENTAL RESTRAINT SYSTEM (AIR BAG)












X1614
FUSE DETAILS
0670.3
A2w
INSTRUMENT
CLUSTER
10) AIR BAG X16
23
.5 GE/SW.5 GE/BR
1 X7832
G5
DRIVER’S AIR BAG
GAS GENERATOR
C101
CONTACT RING
14
34
.35 BR/SW
6
GROUND
DISTRIBUTION
0670.4
5
FUSE DETAILS
0670.3 22P90
FRONT POWER
DISTRIBUTION BOX
10 11
F275A

7
.5 BR/VI
CA
X10018
F417.5A
10
1 X9997
2
R
ABF+ ABF– 31THE DRIVER’S AND
PASSENGER’S AND
THE SIDE AIR BAG
GENERATORS AND
THE PYROTECHNICAL
BELT TENSIONERS
AND THE BATTERY
SAFETY TERMINAL
ARE FITTED WITH
SHORTING BRIDGES.THE BRIDGES SHORT
THE GENERATOR
LEADS TOGETHER TO
PREVENT UNINTEN-
TIONAL TRIGGERING
OF THE IGNITER
WHEN WORKING ON
THE AIR BAG SYSTEM.
X10017
X132537A104
BODY
ELECTRONICS
CONTROL MODULE
(ZKE IV)
X74
AWL
G6
PASSENGER’S AIR
BAG GAS
GENERATOR
33 40
3 X7824 .5 WS/SW
.5 WS/BR.5 BL.5 BR
1 X17702
G19
BATTERY SAFETY
TERMINAL
49 50
1 X104672 .5 BL.5 BR
A12
SUPPLEMENTAL
RESTRAINT
SYSTEM CONTROL
MODULE
X74
.5 GR/SW.5 GR/BR
34
26 27
34
ABF2+ ABF2–
13 14
12 .5 BL/SW
.5 BL/BR
G1
BATTERY
ABBF2+ ABBF2–ABBF+ ABBF–BPT+ BPT–
POWER
DISTRIBUTION
0670.2
50 RT
50 RT

.5 BL.5 GE


SUPPLEMENTAL RESTRAINT SYSTEM (AIR BAG)
SIDE AIR BAG










A12
SUPPLEMENTAL
RESTRAINT
SYSTEM CONTROL
MODULE
.35 WS/BL
20
G14
LEFT SIDE AIR BAG
GAS GENERATOR
16 17
.5 BL .5 BR
1
B78
DRIVER’S SIDE IM-
PACT SENSOR
.5 GE
33
B79
PASSENGER’S
SIDE IMPACT
SENSOR
1X1885
GROUND
DISTRIBUTION
0670.4
25 26
.5 BR
12
G15
RIGHT SIDE AIR
BAG GAS
GENERATOR
1819
.5 GE .5 BR
25 26
.5 BR
12
.5 BLX257
X1883
X256
X1884
X1886
GROUND
DISTRIBUTION
0670.4
21 .35 WS/GE
X1441
THE DRIVER’S AND
PASSENGER’S AND
THE SIDE AIR BAG
GENERATORS AND
THE PYROTECHNICAL
BELT TENSIONERS
AND THE BATTERY
SAFETY TERMINAL
ARE FITTED WITH
SHORTING BRIDGES.
.5 RT
G12
DRIVER’S SIDE
PYROTECHNICAL
BELT TENSIONER
12
.5 GE/RT .5 GE/BR
910
.5 SW
1 2
X275
X10216
THE BRIDGES SHORT
THE GENERATOR
LEADS TOGETHER TO
PREVENT UNINTEN-
TIONAL TRIGGERING
OF THE IGNITER
WHEN WORKING ON
THE AIR BAG SYSTEM.
X1441
.5 RT
G13
PASSENGER’S
SIDE
PYROTECHNICAL
BELT TENSIONER
34
.5 BL/RT .5 BL/BR
910
.5 SW
21
X279
X10217
X74
DATA LINK
0670.5
X749
.5 WS/VI
LATE PRODUCTION






Pin Assignments




E = Input, A = Output, M = Ground
X17
Pin Type Description/Function Connection
1
ETire pressure warning lamp controlEngine control module (DME) (M Versions)
2AVehicle speed signalVarious control modules
3MGround supply, terminal 31 for indicator and
warning lampsGround point
4EVoltage supply, terminal 15 for instrument
cluster electronicsFront power distribution box, fuse 23
5Not used
6EGround supply, terminal 61 for battery
charge indicatorGenerator (Z3 Versions)
Engine control module (DME) (M Versions)
7Not used
8EFog light indicator controlFront power distribution box, fuse 15
9ASound tone signalChime module
10Not used
11Not used
12Not used
13Not used
14ESeat belt warning lamp controlDriver’s seat belt switch
15ESIA reset/service interval indicator resetData link connector
16EVoltage supply, terminal RFront power distribution box, fuse 46
17Not used
18Not used
19EOil pressure warning lamp controlOil pressure switch (Z3 Versions)
Engine control module (DME) (M Versions)
20Not used
21EABS warning lamp (ABS)ABS/ASC/DSC control module
22EIgnition key warning/audible ignition key
warningIgnition switch
23EDriver’s door openDriver’s door jamb switch
24Not used
25EFuel consumption signalBoard computer (Z3 Versions)
26Not used