brake light BMW 323i 1998 E36 Electrical Troubleshooting Manual

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S30
BRAKE LIGHT
SWITCH
8
S3
AUTOMATIC
TRANSMISSION
RANGE SWITCH
S8503
PROGRAM SWITCHA8500
TRANSMISSION
CONTROL MODULE
(EGS)
L1 L2 L3 L4
54
87
K6300
ENGINE CONTROL
MODULE RELAY 2460.2-06
F285A
2625
2460.2-00
36379
RXD
TXD 87
X8500
88
2460.2-03
48
F2610AP90
FRONT POWER
DISTRIBUTION BOX 2460.2-00
1327
NOT USED20 4518
S8507
KICK–DOWN
SWITCH346
" / 
 
 
 
 +
 /
 "
 
X6410
B+ JUNCTION
POINT
F4615AP90
FRONT POWER
DISTRIBUTION BOX
N4
ON–BOARD
COMPUTER
10
MA
X8500
A836
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS II)S29
BRAKE LIGHT
SWITCH N10
MULTI–FUNCTION
CLOCK EGS
19A52
SLIP CONTROL
MODULE
(ABS/ASC) 2460.2-06
A6000
ENGINE CONTROL
MODULE (DME) 2460.2-06
4012 17
NOT USED
K19
COMPRESSOR
CONTROL RELAY
4685
A4S 310R
2460.2-00
2460.2-03
A2w
INSTRUMENT
CLUSTER
2460.2-02
85
21530 33 4 32
Y8505
TRANSMISSION
VALVE UNIT
Y8521
TRANSMISSION
VALVE UNIT
2525314
60828357A8
CRUISE CONTROL
MODULE
(TEMPOMAT) 2460.2-06
2460.2-01
A8
CRUISE CONTROL
MODULE
(TEMPOMAT)2460.2-032460.2-05 2460.2-04 2460.2-05 2460.2-04
2460.2-05 2460.2-04
DATA LINK
0670.5
428628
2460.2-02
A52
SLIP CONTROL
MODULE
(ABS/ASC)
2460.2-02
318is WITH ASC2460.2-05 2460.2-04318is Y19
SHIFT–LOCK
2460.2-07 2460.2-012460.2-05 2460.2-04
323i, 328i318is
55
318is328i328i WITH ASC
X8500
1522
PGS
2460.2-02
A35
ON–BOARD
DISPLAY
318is X6411
W8516
SHIELD UP TO
10mm BEFORE
ELECTRONIC
TRANSMISSION
OUTPUT SHAFT
SPEED SENSOR
(EGS)
W8516
SHIELD UP TO
10mm BEFORE
ELECTRONIC
TRANSMISSION
OUTPUT SHAFT
SPEED SENSOR
(EGS)
2460.2 ELECTRONIC TRANSMISSION CONTROL (EGS A4S 270R)



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Pin Assignments
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E = Input, A = Output, M = Ground
X8500
Pin Type Description/Function Connection
177
Not used
178AShift-lock solenoid controlShift-lock
179Not used
180ABand solenoidTransmission valve unit (318is)
4ASolenoid valve 3 control (–)Transmission valve unit (328i)
181AHydraulic pressure regulator control (–)Transmission valve unit
182MGroundGround point (318is)
183Not used
184EGear range signal L2Automatic transmission range switch
185EGear range signal L4Automatic transmission range switch
186EBrake pedal positionBrake light switch
187Not used
188ESport mode signalNot used
189EManual mode signalProgram switch
190EOutput speed (–)Transmission valve unit
191MGround for shieldShield for speed sensor
192Not used
193AS-program indicationNot used
194EKick-down signalKick-down switch
195EASC signalASC module (328i)
196EAutomatic mode signalProgram switch
197EOil temperature signal (–)Transmission valve unit
198EOil temperature signal (+)Transmission valve unit
199Not used
200Not used
201AFault indicator signalInstrument cluster
202EBattery voltageB+ jump start junction point
203AM-program indicationProgram switch
204MGroundGround point
205Not used


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Pin Assignments
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E = Input, A = Output, M = GroundPin ConnectionDescription/Function Type
206
ASolenoid valve 1 control (–)Transmission valve unit
207Not used
208ATorque converter clutch solenoid valve
control (–)Transmission valve unit
209ASolenoid valve 2 control (–)Transmission valve unit
210MGroundGround point
211Not used
212EGear range signal L1Automatic transmission range switch
213EGear range signal L3Automatic transmission range switch
214Not used
215Not used
216ERPM speed signal TDEngine control module (318is)
217Not used
218EOutput speed (+)Transmission valve unit
219Not used
220Not used
221AA-program indicationProgram switch
222EA/C compressor-ON-signalEngine control module (318is)
223Not used
224EBrake switch test signalBrake light switch
225Not used
226Not used
227Not used
228AVoltage supplyShift-lock/Transmission valve unit (318is)
52AVoltage supplyShift-lock (328i)
229EVoltage pressure regulatorTransmission valve unit
230EVoltage supply, terminal 87Engine control module relay
231EVoltage supply, terminal 87Engine control module relay (318is)
232Not used
233ECruise control signalCruise control module
234Not used
235Not used




SHIFT LOCK, DATA LINK, KICK–DOWN SWITCH
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ELECTRONIC TRANSMISSION CONTROL (EGS A4S 270R)
15
5V (15)
15
25
48 234 6 X8500
25X16
5A2w
INSTRUMENT
CLUSTER
A8500
TRANSMISSION
CONTROL MODULE
(EGS)
GROUND
DISTRIBUTION
0670.4 .5 GR/BR
.5 GR/BR
.5 BR/VI .5 VI
AUSF
16 15
X1001832F46
15AP90
FRONT POWER
DISTRIBUTION BOX
X6912
X850010.5 BL/RT .75 BL/RT
BRAKE LIGHTS
6325.0X181
1.5 BL/RT
RN4
ON–BOARD
COMPUTER
N10
MULTI–FUNCTION
CLOCK
X10701
.35 BR/GR
X10090
X783
S30
BRAKE LIGHT SWITCH
3) BRAKE PEDAL
DEPRESSED (TEST)
4) BRAKE PEDAL
RELEASED (NORMAL) .35 BR/GR
X784
GROUND
DISTRIBUTION
0670.4
2 1 X1178
.5 BR/VI .5 VI
.35 BR/GR
Y19
SHIFT–LOCK
FUSE DETAILS
0670.3
4 3
–31
X173
X781
S30
BRAKE LIGHT
SWITCH
1) BRAKE PEDAL
RELEASED
2) BRAKE PEDAL
DEPRESSED
X782
1 2
88 .5 WS/VI
TXD
87 .5 WS/GE
RXD
DATA LINK
0670.5
GROUND
DISTRIBUTION
0670.4 .5 BR/GR
2460.2-01
318is
60 .75 WS/GN
28
GROUND
DISTRIBUTION
0670.4
X6454
A35
ON–BOARD
DISPLAY
11
///
18
X8507
1X69
17
S8507
KICK–DOWN
SWITCH
1) NORMAL
2) ACCELERATOR
PEDAL FULLY
DEPRESSED .75 GR/GE
1.5 SW
1 2




SHIFT LOCK, DATA LINK, KICK–DOWN SWITCH
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ELECTRONIC TRANSMISSION CONTROL (EGS A4S 270R)
15
5V (15)
15
25
48 2
18X8500
X85071X69
17 25X16
5A2w
INSTRUMENT
CLUSTER
A8500
TRANSMISSION
CONTROL MODULE
(EGS)
S8507
KICK–DOWN
SWITCH
1) NORMAL
2) ACCELERATOR
PEDAL FULLY
DEPRESSED .5 GR/BR
.5 GR/BR
.5 BR/VI .5 VI .75 GR/GE
1.5 SWAUSF
16 15
X1001832F46
15AP90
FRONT POWER
DISTRIBUTION BOX
X6912
X850010.5 BL/RT .75 BL/RT
BRAKE LIGHTS
6325.0X181
1.5 BL/RT
RN4
ON–BOARD
COMPUTER
N10
MULTI–FUNCTION
CLOCK
X10701
.35 BR/GR
X10090
X783
S30
BRAKE LIGHT SWITCH
3) BRAKE PEDAL
DEPRESSED (TEST)
4) BRAKE PEDAL
RELEASED (NORMAL) .35 BR/GR
X784
GROUND
DISTRIBUTION
0670.4
2 1 X1178
.5 BR/VI .5 VI
.35 BR/GR
Y19
SHIFT–LOCK
FUSE DETAILS
0670.3
4 31 2
–31
X173
X781
S30
BRAKE LIGHT
SWITCH
1) BRAKE PEDAL
RELEASED
2) BRAKE PEDAL
DEPRESSED
X782
1 2
88 .5 WS/VI
TXD
87 .5 WS/GE
RXD
DATA LINK
0670.5
.5 BR/GR
2460.2-01
323i, 328i
60 .75 WS/GN
A35
ON–BOARD
DISPLAY
11
/
34 28
GROUND
DISTRIBUTION
0670.4
GROUND
DISTRIBUTION
0670.4
X6454
/

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8
S3
AUTOMATIC
TRANSMISSION
RANGE SWITCH
85
S8503
PROGRAM SWITCH 2460.4-03A7000
TRANSMISSION
CONTROL MODULE
(EGS)
L4 L3 L2 L1
13 12
ES
A6000
ENGINE CONTROL
MODULE (DME)
54
87a
K6300
ENGINE CONTROL
MODULE RELAY 2460.4-00
L1 L2 L3 L4
P
R
N
D
4
3
21101
1000
1110
0001
0011
1011
0010P90
FRONT POWER
DISTRIBUTION BOX
533153
Y8505y
TRANSMISSION
VALVE UNIT 2460.4-01
2686
2232 33 30 4
S30
BRAKE LIGHT
SWITCH
48
2460.4-03
2460.4-02
25A2w
INSTRUMENT
CLUSTER 2460.4-0293736
162115
TXD
X700088
34 2845
2460.4-04
X7000
2460.4-04 2460.4-02
X7000
M
G6430
B+ JUMP START
JUNCTION POINT
F285AF2610A

44

42 1423
19A52
SLIP CONTROL
MODULE
(ABS/ASC) 2460.4-00252
Y19
SHIFT–LOCK
10P90
FRONT POWER
DISTRIBUTION BOX 2460.4-03
F4615A
S30
BRAKE LIGHT
SWITCH
57A8
CRUISE CONTROL
MODULE
(TEMPOMAT) 2460.4-038283
2460.4-002460.4-00
2460.4-03
60
2027 17
2460.4-02S8507
KICK–DOWN
SWITCH
18
2460.4 ELECTRONIC TRANSMISSION CONTROL (EGS A5S 310Z)






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Pin Assignments
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E = Input, A = Output, M = Ground
X7000
Pin Type Description/Function Connection
1
Not used
2AShift-lockShift-lock
3ASolenoid valve 5Transmission valve unit
4ATorque converter clutch solenoid valveTransmission valve unit
5AHydraulic pressure regulatorTransmission valve unit
6Not used
7Not used
8Gear range signal L2Automatic transmission range switch
9Gear range signal L4Automatic transmission range switch
10EBrake pedal positionBrake light switch
11Not used
12ES-program indicationProgram switch
13EM-program indicationProgram switch
14ESpeed sensorTransmission valve unit
15MShield speed sensorShield
16ASpeed sensor n-turbineTransmission valve unit
17ES-programProgram switch
18EKick-down signalKick-down switch
19EASC signalASC module
20EE-programProgram switch
21MGround oil temperature sensorTransmission valve unit
22EOil temperature sensorTransmission valve unit
23MShield speed sensorShield
24Not used
25AFault indicator signalInstrument cluster
26EBattery voltageJump start junction point
27EM-programProgram switch
28MGround, electronicsGround point
29Not used
30ASolenoid valve 1Transmission valve unit





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Pin Assignments
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E = Input, A = Output, M = GroundPin ConnectionDescription/Function Type
31
ASolenoid valve 4Transmission valve unit
32ASolenoid valve 3Transmission valve unit
33ASolenoid valve 2Transmission valve unit
34MGroundGround point
35Not used
36EGear range signal L1Automatic transmission range switch
37EGear range signal L3Automatic transmission range switch
38Not used
39Not used
40Not used
41Not used
42ASpeed sensor n ab (+)Transmission valve unit
43Not used
44ESpeed sensor n-turbineTransmission valve unit
45EE-program indicationProgram switch
46Not used
47Not used
48EBrake switch test signalBrake light switch
49Not used
50Not used
51Not used
52AVoltage supplyShift-lock
53AVoltage supply for solenoid valvesTransmission valve unit
54EVoltage supplyDME relay
55Not used
56Not used
57ECruise control signalCruise control module
58Not used
59Not used
60EProgramming voltageData link connector
61Not used
62Not used

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ELECTRONIC TRANSMISSION CONTROL (EGS A5S 310Z)
28 X700034A7000
TRANSMISSION
CONTROL MODULE
(EGS)
GROUND
DISTRIBUTION
0670.4
X6454
.35 SWA6000
ENGINE CONTROL
MODULE (DME)
85X6000
60
60 X7000
X6860
.5 GN/BL
.5 GN/BL 85.35 GE
86 86
57
.5 GE/BR
A8
CRUISE CONTROL
MODULE
(TEMPOMAT) 7
18
X6002D100
DATA LINK
CONNECTOR
X22
14 X69
.35 GE/BR
P90
FRONT POWER
DISTRIBUTION BOX
X1001832
.75 BL/RT
X181
10.5 BL/RT
12
1.5 BL/RT
X782
1 X78
S30
BRAKE LIGHT
SWITCH
1) BRAKE PEDAL
RELEASED
2) BRAKE PEDAL
DEPRESSED F46
15A
BRAKE LIGHTS
6325.0 FUSE DETAILS
0670.3CANCA–L CANCA–H
1.5 BR 1.5 BR/OR
1 2
15
3131
X69
.5 GN/BL
48
.5 BR/GR
11
.35 BR/GR
R
S30
BRAKE LIGHT
SWITCH
3) BRAKE PEDAL
DEPRESSED
(TEST)
4) BRAKE PEDAL
RELEASED
(NORMAL)
1
3 X78
.35 BR/GR
4 3
GROUND
DISTRIBUTION
0670.4
X10090
.35 BR/GR
X784
X173
X1070
N4
ON–BOARD
COMPUTER
N10
MULTI–FUNCTION
CLOCK
A35
ON–BOARD
DISPLAY

X1162
1X116




3450.0 SLIP CONTROL (ABS) $%%



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14
FUSE DETAILS
0670.316P90
FRONT POWER
DISTRIBUTION BOX
F275A
X10018
F3830A
X1139424
A202
ABS CONTROL
MODULE/HY-
DRAULIC UNIT
GROUND
DISTRIBUTION
0670.4
32X10018
F4615A
2
F215A
X1001720
F1030A
X10015
21 X17
23 X16
21
A2w
INSTRUMENT
CLUSTER
1 X78
2 X78
S30
BRAKE LIGHT
SWITCH
1) BRAKE PEDAL
RELEASED
2) BRAKE PEDAL
DEPRESSED
A6000
ENGINE CONTROL
MODULE (DME)
79 X6000
.5 WS/GR/GE
21
9 X20
.75 BR/RT
1816
FUSE DETAILS
0670.3
4259X11394
7
DATA LINK
0670.5
,.#
8
GROUND
DISTRIBUTION
0670.4
FUSE DETAILS
0670.3
1.5 BL/RT
.35 WS/VI X181
TXD


.35 BL/RT.35 GR/SW/GE
BRAKE LIGHTS
6325.0FUSE DETAILS
0670.3 FUSE DETAILS
0670.3
S29
BRAKE LIGHT
SWITCH
1) NORMAL
STATE
2) BRAKE PEDAL
DEPRESSED
31 31
WITH EGS