Isuzu 2000 Trooper Workshop Manual page 143

1A–114 HEATING, VENTILATION AND AIR CONDITIONING (HVAC)
Chart 3: Sun Sensor
Step
1 Disconnect the sun sensor connector. (No.I–35)
Is performance of the sun sensor normal? (Refer to the
later section on individual inspection)
2 Is there continuity between the harness side connector
terminal No.I33–3 and No.I35–2?
3 Repair an open circuit between terminal No.I33–3 and
No.I35–2.
Is the action complete?
4 Is there continuity between the harness side connector
terminal No.I33–11 and No.I35–1?
5 Repair an open circuit between terminal No.I33–11 and
I35–1.
Is the action complete?
6 Replace the auto air conditioner control unit.
Is the action complete?
Action Value(s) Yes
— Go to Step 2
— Go to Step 4
— Go to Step 2
— Go to Step 6
— Go to Step 4
— Verify repair
D08RY00139
No
Replace the
sun sensor.
Go to Step 4
—
Go to Step 5
—
—