GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Isuzu 🢒 1999 🢒 S/T Isuzu - 4WD 🢒 Body and Accessories 🢒 Doors 🢒 Power Door Locks Switch Inoperative - One

Step

Action

Value(s)

Yes

No

1

Did you perform the Power Door Locks System Check?

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Go to Step 2

Go to Power Door Locks System Check

2
  1. Disconnect the door lock and window switch that is not functioning.
  2. Connect a test lamp between the door lock and window switch connector terminal D, CKT 840 (ORN) and battery ground.

Did the test lamp light?

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Go to Step 3

Go to Step 4

3

Replace the door lock and side window switch.

Is the repair complete?

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Go to Power Door Locks System Check

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4

Repair the open in CKT 840 (ORN).

Is the repair complete?

--

Go to Power Door Locks System Check

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