Isuzu Trooper (1996-2001 year) Electrical Manual - part 23

 

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Isuzu Trooper (1996-2001 year) Electrical Manual - part 23

 

 

39-4
AUTOMATIC TRANSMISSION CONTROLS
(Refer to Section 201 for photographs.)
Component
Photo No.
Automatic Transmission
Mode Switch
Beneath vehicle, on left side of transmission
43
. . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Brake Switch
Below I/P, on brake pedal support
74
. . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Dash Fuse Box
Behind left dash side trim panel
55
. . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Data Link Connector (DLC)
C63 (16-BLK)
Left I/P lower cover, behind access cover
47
. . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Fuse/Relay Box
Right side of engine compartment, on inner fender panel
41
. . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . .
PCM Main Relay
In fuse/relay box
38
. . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Powertrain Control Module
(PCM)
Right side of engine compartment
60
. . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Transmission Speed Sensor
Beneath vehicle, on top of transmission
51
. .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Connector
H-4 (16-BLK)
Left side of engine compartment
33
. . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
H-5 (16-GRN)
Left side of engine compartment
33
. . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
H-7 (20-BRN/WHT)
Below I/P, above left dash side trim panel, on bracket
69
. . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . .
H-8 (16-WHT)
Below I/P, above left dash side trim panel, on bracket
70
. . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . .
H-9 (20-BLK)
Below I/P, above left dash side trim panel, on bracket
70
. . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . .
H-10 (16-BLU)
Left front of engine compartment
27
. . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
H-11 (16-BLK)
Left front of engine compartment
27
. . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
H-13 (6-BLK)
Below I/P, above right dash side trim panel, on bracket
100
. . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . .
H-24 (18-YEL)
Below I/P, above left dash side trim panel, on bracket
70
. . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . .
H-25 (22-BLU)
Below I/P, above left dash side trim panel, on bracket
71
. . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . .
H-41 (16-BLK)
Right front of engine compartment
31
. . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
H-53 (16-GRN)
Left front of engine compartment
27
. . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
H-54 (4-GRY)
Lower left rear of engine
. . . . . . . . . . . . . . .
H-55 (16-BLU)
Right side of engine compartment
59
. . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
H-56 (16-GRN)
Right side of engine compartment
59
. . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
H-57 (16-BLK)
Right side of engine compartment
59
. . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
I-9 (30-GRN)
On left top of meter assembly
53
. . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
I-10 (22-GRN)
On right top of meter assembly
53
. . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
M-6 (5-BLK)
Beneath center of vehicle, left side of transmission
43
. . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . .
M-7 (4-BLK)
Beneath center of vehicle, left side of transmission
43
. . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . .
M-25 (8-BLK)
On left side of transmission
52
. . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Ground
B-26
Below rear of center console
67
. . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
C-16
Left rear corner of engine compartment, on inner fender panel
39
. . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . .
C-39
Right rear corner of engine compartment, on inner fender panel
45
. . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . .
E-28
Top left rear of engine
32
. . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
E-30
Top right rear of engine
16
. . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Circuit Operation
The powertrain control module (PCM) receives inputs
from switches and sensors, and controls the functions of
transmission mode.
The powertrain control module
(PCM) also controls the “POWER DRIVE”, “WINTER
DRIVE”, AND “CHECK TRANS” indicator lights and al-
lows for diagnostic testing through the tech-1 connector.
Refer to Section 7 of the Workshop Manual for further
transmission diagnosis.
Component Location Index
HORNS
Fuse/Relay Box
High Note Horn
Horn Relay
Low Note Horn
SRS Coil Assembly
Component Location Index
40
HORNS
SX3
GRN/ORN
X-8
F-3
HORN
HAZARD
15A
HOT AT ALL TIMES
FUSE/
RELAY
BOX
X-8
2
1
HORN
RELAY
FUSE/
RELAY
BOX
C-28
C-27
BLK/ORN
H-12
20
BLK/ORN
LOW
NOTE
HORN
HIGH
NOTE
HORN
STEERING
WHEEL
RIGHT
HORN
SWITCH
GRN/ORN
See Power
Distribution,
page 10.
GRN/YEL
3
GRN/YEL
SRS
COIL
ASSEMBLY
U-10
B-12
12
GRN
LEFT
HORN
SWITCH
BLK
BLK
LT GRN
Circuit Schematic
40-1
HORNS
(Refer to Section 201 for photographs.)
Component
Photo No.
Fuse/Relay Box
Right side of engine compartment, on inner fender panel
41
. . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . .
High Note Horn
Behind right headlight
1
. . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Horn Relay
In fuse/relay box
37
. . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Low Note Horn
Behind right side of radiator grille
1
. . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SRS Coil Assembly
Top of steering column
46
. . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Connector
B-12 (16-WHT)
Below I/P, right of steering column
58
. . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
H-12 (20-WHT)
Below I/P, above right dash side trim panel, on bracket
100
. . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . .
U-10 (1-WHT)
Inside steering wheel
. . . . . . . . . . . . . .
Circuit Operation
Voltage is applied at all times through fuse F-3 to the
horn relay. The circuit continues from the horn relay to
the SRS coil assembly and the horn switches. When a
horn switch is closed, the circuit path is completed to
ground and the horn relay energizes. The relay contact
closes and battery voltage is applied to the horns. The
horns sound.
Component Location Index

 

 

 

 

 

 

 

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