Isuzu Ascender: Electrical System Instruction - page 16

23-6
ENGINE CONTROLS: 4.2L
LT BLU/
BLK
0.35
C3
3
62
Low
reference
BLK
0.35
BRN
0.35
39
CAMSHAFT
ACTUATOR
SOLENOID
ASSEMBLY
Note: High
Temperature
Precious
Metal Terminals
Required on
Vehicle Harness
Connector
B
A
THROTTLE
BODY
Connector
H
DK GRN
0.35
PPL
0.35
BLK
0.35
59
28
TP
sensor
1
signal
49
Low
reference
16
30
TP
sensor
2
signal
A
G
C
D
B
C2
Low
reference
Camshaft
position
solenoid
actuator
high
control
12V
GRY
0.35
BLK/WHT
0.35
YEL
0.35
26
E
BRN
0.35
25
F
TAC
motor
control
2
TAC
motor
control
1
M
Close
Open
5 volt
reference
POWERTRAIN CONTROL MODULE (PCM)
Connector
5 volt
reference
Circuit Schematic
23-7
ENGINE CONTROLS: 4.2L
WHT/BLK
0.35
C1
Low
reference
55
9
CKP
signal
Low
reference
YEL
0.35
PPL
0.35
1
CRANK-
SHAFT
POSITION
(CKP)
SENSOR
Connector
B
A
Twisted
+
ACCEL-
ERATOR
PEDAL
POSITION
(APP)
SENSOR
Connector
G
DK BLU
0.35
PPL
0.35
TAN
0.35
LT BLU
0.35
BRN
0.35
10
2
APP
sensor
1
signal
63
5 volt
reference
Low
reference
11
1
APP
sensor
2
signal
E
D
K
H
J
C2
POWER-
TRAIN
CONTROL
MODULE
(PCM)
Connector
5 volt
reference
Circuit Schematic
23-8
ENGINE CONTROLS: 4.2L
RED
0.35
PNK/BLK
0.35
BRN/WHT
0.35
DK BLU
0.35
GRY
0.35
C3
23
Low
Reference
KNOCK
SENSOR
(KS) 1
FRONT
Connector
A
B
KS 1
signal
1
18
12 volt
reference
CMP
sensor
signal
29
51
Low
Reference
Twisted
LT BLU
0.35
GRY
0.35
KNOCK
SENSOR
(KS) 2
FRONT
Connector
A
B
Twisted
31
Low
Reference
KS 2
signal
9
CAMSHAFT
POSITION
(CMP)
SENSOR
Connector
B
A
Hall Effect Sensor
C
POWER-
TRAIN
CONTROL
MODULE
(PCM)
Connector
Circuit Schematic
23-9
ENGINE CONTROLS: 4.2L
BLK
0.35
LT GRN
0.35
13
Low
reference
C1
30
54
C2
25
64
TAN
0.35
GRY
0.35
MANIFOLD
ABSOLUTE
PRESSURE
(MAP)
SENSOR
Connector
B
A
C
INTAKE
AIR
TEMPERATURE
(IAT)
SENSOR
Connector
B
A
ORN/BLK
0.35
C1
IAT
sensor
signal
BLK
0.35
58
Low
reference
C2
19
YEL
0.35
ENGINE
COOLANT
TEMPERATURE
(ECT)
SENSOR
Connector
B
A
ECT
sensor
signal
POWERTRAIN
CONTROL
MODULE
(PCM)
Connector
POWERTRAIN
CONTROL
MODULE
(PCM)
Connector
Low
reference
MAP
sensor
signal
H
C100
Connector
J
C100
TAN
0.35
BLK
0.35
5 volt
reference
Circuit Schematic
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