
(150)
G/W
P. C . M
TO
P.I.M
INNTERFACE
(1040)
REFER
TO SHT. 4,5C,D,F,6,
10,15,16,
17,20,21.
V8 ENGINE ONLY
NOTE:- CONVENTIONAL CURRENT FLOW IS ASSUMED IE.
FLOWING FROM BATTERY +VE TO BATTERY -VE
YB128
CHECK
ENGINE
LAMP
6
F13
YE98
2
2
O/B
11
(44)
P/BLU
YE110
5
J1-58
BLU/B
G/W
IGNITION
SWITCH
(740)
YE111
V8 ENGINE ONLY
B
CLASS 2
SERIAL DATA
SDI
MODEL ALL MODELS
P
(1049)
YB190
FS
YE114
DIAG
ENABLE
LOC. E3
12
YB66
W/B
7
(3)
ENGINE 12V BUS
12 16
(1220)
A.B.S.
MODULE
(1220)
B/Y
DIAG.
ENABLE
11
LOC. E3
YE114
R/B
(863)
YB164
SDI
12
POWER TRAIN
CONTROL MODULE
GEN3 V8
DIAGNOSTIC CONNECTORS
4
YB44
W/B
3
(1221)
9
R/B
9
YB66
(451)
R
Y
SERIAL
DATA
INSTRUMENTS
POWERTRAIN
INTERFACE MODULE
GEN3 V8
YE122
BODY
CONTROL
MODULE
19
YB191
6
YE112
(2H)
1
3A
(1221)
FJ
W/G
LOC. E1
F31
REFER
TO SHT. ALL
13
(1220)
(451)
SERIAL
DATA
(155)
VU
YB44
S.R.S CONTROL
MODULE
SERIAL
DATA
YB164
DIAG.
ENABLE
POWERTRAIN
CONTROL MODULE
ECOTEC V6
SERIAL
DATA
C13
V6 ENGINE ONLY
YB198
D9
YB198 YB215
15a 15 50
30
OFF/ON
LOCK
ACC
IGN
START
BATTERY
+
-