battery BMW Z3M COUPE 1999 E36 Electrical Troubleshooting Manual




Pin Assignments





E = Input, A = Output, M = Ground
X17
Pin Type Description/Function Connection
1
ETrailer turn signal indicator controlHazard flasher relay (Z3 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
5EVoltage supply, terminal 15 for battery
charge indicatorIgnition switch, terminal 15 (M Versions)
6EGround supply, terminal 61 for battery
charge indicatorGenerator
7Not used
8EFog light indicator controlFront power distribution box, fuse 15
(Z3 Versions)
9ASound tone signalChime module
10not used
11ESlip control system warning lamp (ABS)
controlSlip control module (ABS/ASC)
(M Versions)
12EASC signalASC control module (M Versions)
13ATI-measurement signal (fuel consumption)Engine control module (DME) (M Versions)
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
17ACoolant temperature sensor (–)Coolant temperature sensor (M Versions)
18ECoolant temperature sensor (+)Coolant temperature sensor (M Versions)
19EOil pressure warning lamp controlOil pressure switch (M Versions)
Engine control module (Z3 Versions)
20Not used
21MGround (ASC)Ground point (M Versions)
21EABS warning lamp (ABS)Slip control module (ABS/ASC)
(Z3 Versions)
22EIgnition key warning/audible ignition key
warningIgnition switch



COMPONENT LOCATION CHART









COMP.8500.0 7100.0LOCATION DESCRIPTION
E56 . . DRIVER’S SEATBACK HEATER . . . . . . . . . in top of LH backrest

E57 . .
DRIVER’S SEAT HEATER . . . . . . . . . . . . . . .
under LH front seat



E58 . . PASSENGER’S SEAT HEATER . . . . . . . . . . underside of RH front seat
E59 . . PASSENGER’S SEATBACK HEATER . . . . in top of RH backrest


E82 . .

TRANSMISSION POSITION INDICATOR
LIGHT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
center console . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

22-1


E96 . . GEAR SHIFT LEVER INDICATOR . . . . . . . center console
E99 . . HARD TOP CONNECTOR 1 . . . . . . . . . . . . . near LH rear wheel well

E105 .
HEAT/A/C CONTROL PANEL
ILLUMINATION . . . . . . . . . . . . . . . . . . . . . .
center of dash . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

21-3



E106 .
HEAT/A/C CONTROL PANEL
ILLUMINATION . . . . . . . . . . . . . . . . . . . . . .
center of dash . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

21-3



E800 .
FRONT LEFT INTERIOR LIGHT . . . . . . . . .
near interior rear view mirror



F97 . . . FUSIBLE LINK . . . . . . . . . . . . . . . . . . . . . . . . . in RH side of luggage compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 01-1
G1 . . . BATTERY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . in RH side of luggage compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 01-1
G5 . . . DRIVER’S AIR BAG GAS GENERATOR . . behind steering wheel

G6 . . .
PASSENGER’S AIR BAG GAS
GENERATOR . . . . . . . . . . . . . . . . . . . . . . .
behind glove box above





G12 . .
DRIVER’S SIDE PYROTECHNICAL BELT
TENSIONER . . . . . . . . . . . . . . . . . . . . . . . .
in LH front seat belt buckle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

36-2




G13 . .

PASSENGER’S SIDE PYROTECHNICAL
BELT TENSIONER . . . . . . . . . . . . . . . . . . .
in RH front seat belt buckle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

36-2


G14 . . LEFT SIDE AIR BAG GAS GENERATOR . LH front door . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16-2

G15 . .
RIGHT SIDE AIR BAG GAS GENERATOR
RH front door . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
35-2



COMPONENT LOCATION CHART









COMP.8500.0 7100.0LOCATION DESCRIPTION
S8511 REVERSING LIGHT SWITCH . . . . . . . . . . . LH side of transmission . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14-2

T6151
CYL. 1 IGNITION COIL . . . . . . . . . . . . . . . . .
RH side of engine compartment



T6152 CYL. 2 IGNITION COIL . . . . . . . . . . . . . . . . . RH side of engine compartment
T6153 CYL. 3 IGNITION COIL . . . . . . . . . . . . . . . . . RH side of engine compartment
T6154 CYL. 4 IGNITION COIL . . . . . . . . . . . . . . . . . RH side of engine compartment
T6155 CYL. 5 IGNITION COIL . . . . . . . . . . . . . . . . . RH side of engine compartment

T6156
CYL. 6 IGNITION COIL . . . . . . . . . . . . . . . . .
RH side of engine compartment



X0 . . . . B+ JUNCTION POINT . . . . . . . . . . . . . . . . . . rear LH side of engine compartment in Power Distribution Box . . . . . . . . . . . . . . . . . . 02-1
X2 . . . . BATTERY B+ START POINT . . . . . . . . . . . . rear LH side of engine compartment in Power Distribution Box (M VERSIONS)
X2 . . . . BATTERY B+ START POINT . . . . . . . . . . . . in RH side of luggage compartment (Z3 VERSIONS)
X4 . . . . GROUND . . . . . . . . . . . . . . . . . . . . . . . . . . . . . LH side of engine compartment

X8 . . . .

CABLE SOCKET B+ . . . . . . . . . . . . . . . . . . . .

in RH side of luggage compartment




X9 . . . . CABLE SOCKET B+ . . . . . . . . . . . . . . . . . . . . below LH side of dash
X16 . . (26 PINS, NATURAL) . . . . . . . . . . . . . . . . . . . LH side of dash rear side of instrument cluster, A2w . . . . . . . . . . . . . . . . . . . . . . . . . . 20-2 00-3
X17 . . (26 PINS, BLUE) . . . . . . . . . . . . . . . . . . . . . . . LH side of dash rear side of instrument cluster, A2w . . . . . . . . . . . . . . . . . . . . . . . . . . 20-2 00-3
X20 . .
(25 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . . .
rear LH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
08-1
04-4
X22 . . (26 PINS, BLUE) . . . . . . . . . . . . . . . . . . . . . . . behind glove box . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 00-2 00-3
X29 . . (1 PIN, –––) . . . . . . . . . . . . . . . . . . . . . . . . . . . LH side of steering column
X32 . . (12 PINS, NATURAL) . . . . . . . . . . . . . . . . . . . on steering column . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19-2 02-4
X33 . . (12 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . . . on steering column . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19-2 02-4
X35 . .

(4 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . . . .

RH side of LH footwell . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

21-1

03-1
X44 . . (9 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . . . . Power Distribution Box rear LH side of engine compartment . . . . . . . . . . . . . . . . . . . . 03-4

E17
RIGHT REAR LIGHT
ASSEMBLY


COMPONENT LOCATION VIEWS










F97
FUSIBLE LINK
G6430
B+ JUMP START
JUNCTION POINTG1
BATTERY
X318