Isuzu Amigo / Axiom / Trooper / Rodeo / VehiCross. Manual — part 561
1A–112 HEATING, VENTILATION AND AIR CONDITIONING (HVAC)
Chart 1: In Car Sensor
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Step
Action
Value(s)
Yes
No
1
Disconnect the in car sensor connector. (No.I-34)
Is performance of the sensor normal? (Refer to the
later section on “Individual Inspection”)
—
Go to Step 2
Replace the
in car sensor
2
Is there continuity between the harness side connector
No.I33–1 and No.I34–3?
—
Go to Step 4
Go to Step 3
3
Repair an open circuit between terminal No.I33–1 and
No.I34–3.
Is the action complete?
—
Go to Step 2
—
4
Is there continuity between the harness side connector
No.I33–11 and No.I34–4?
—
Go to Step 6
Go to Step 5
5
Repair an open circuit between terminal No.I33–11 and
No.I34–4.
Is the action complete?
—
Go to Step 4
—
6
Replace the auto air conditioner control unit.
Is the action complete?
—
Verify repair
—
HEATING, VENTILATION AND AIR CONDITIONING (HVAC) 1A–113
Chart 2: Ambient Sensor
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Step
Action
Value(s)
Yes
No
1
Disconnect ambient sensor connector. (No.C–86)
Is performance of the ambient sensor normal? (Refer
to the later section on “Individual inspection”)
—
Go to Step 2
Replace the
ambient
sensor
2
Connect the ambient sensor connector.
Is resistance between the harness side connector
No.I33–2 and No.I33–11 normal?
Refer to the
later section
on “Individual
inspection”
Go to Step 4
Go to Step 3
3
Repair an open circuit between terminal No.I33–2 and
No.C86–1 or No.I33–11 and No.C86–2.
Is the action complete?
—
Verify repair
—
4
Replace the auto air conditioner control unit.
Is the action complete?
—
Verify repair
—
1A–114 HEATING, VENTILATION AND AIR CONDITIONING (HVAC)
Chart 3: Sun Sensor
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Step
Action
Value(s)
Yes
No
1
Disconnect the sun sensor connector. (No.I–35)
Is performance of the sun sensor normal? (Refer to the
later section on individual inspection)
—
Go to Step 2
Replace the
sun sensor.
2
Is there continuity between the harness side connector
terminal No.I33–3 and No.I35–1?
—
Go to Step 4
Go to Step 3
3
Repair an open circuit between terminal No.I33–3 and
No.I35–1.
Is the action complete?
—
Go to Step 2
—
4
Is there continuity between the harness side connector
terminal No.I33–11 and No.I35–2?
—
Go to Step 6
Go to Step 5
5
Repair an open circuit between terminal No.I33–11 and
I35–2.
Is the action complete?
—
Go to Step 4
—
6
Replace the auto air conditioner control unit.
Is the action complete?
—
Verify repair
—
HEATING, VENTILATION AND AIR CONDITIONING (HVAC) 1A–115
Inspection of the Intake Actuator System
D08R200267
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