GMC ST 350 1988, Wiring Diagram

Page: 30 / 454

OXYGEN
SENSOR
THROTTLE
POSITION
SENSOR
453
1 2 0 1 5 7 9 1
SPLICE
4 5 2
4 5 2 .8 BLK -
4 1 7 8 DK BLU
4 1 6 .8 GRA
1 2 0 6 5 2 8 7
TO MAP
SENSOR
INJECTOR 1
4 6 7 .8 BLU-
4 8 1 -.8 RED-
SPLICE
4 8 1 . 4 8 2
>
- 4 8 1 . 8 RED •
4 6 8 8 GRN -
4 8 2 -.8 WHT ■
THROTTLE BODY INJECTION LB4, L03, L05, LI9
SECTION A -PA G E 20
J Z
TO COOLANT
TEMP SENSOR
■ 4 1 2 -.8 PPL -
- 4 5 2 .8 BLK-
- 4 1 7 .8 OK BLU-
- 4 1 6 .8 GRA------
4 6 7 .8 BLU
4 6 8 .8 GRN
4 8 1 -.8 RED
O O
0 * 0
0 0
D f
O O 0 * 0 O 0 0 * 0
Q ° Q
Q ^ i O D
IC R KM s m io o M M IP
o Q
o o
O 0 1
1 | M M L IP * 1
IQ Q 0 QsQ
Q D
OO
tioenta c«MK
II II II II II II u..II -g
U ------------- I f
□ □ a /® □ □
□ □ a / | □ □
S l/B □ □ Sl/M) Sl/TS
si/H □ □
e
/
e
□ □ a /is i
si/B □ □ a /is □ □ □ □
...... ■■■.....J E-
46 5
=
4 3 *
7 7 »
439
4 2 2
461
4S1
437
4 5 5
4 » 0
4 8 1 .8 RED-
FRONT
FUSE BLOCK
REAR
• 4 8 1 . 8 RED
ENGINE
12020213
ELECTRONIC
CONTROL MODULE
CONNECTORS