GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Isuzu 🢒 1999 🢒 S/T Isuzu - 2WD 🢒 Body and Accessories 🢒 Doors 🢒 Power Window Inoperative - Right Side Front

Step

Action

Value(s)

Yes

No

1

Did you perform the Power Windows System Check?

--

Go to Step 2

Go to Power Windows System Check

2
  1. Access the left door lock and side window switch.
  2. Turn the ignition switch to the RUN position.
  3. Connect a J 39200 digital multimeter (DMM) to CKT 167 (TAN), terminal D and CKT 166 (LT BLU), terminal B at the left door lock and side window switch connector C2.
  4. Operate the right window at the left door lock and side window switch in the UP/DOWN position.
  5. Test for voltage.

Is ignition voltage present?

IGN+

Go to Step 6

Go to Step 3

3

Inspect for a poor connection at the left door lock and side window switch.

Is the connection OK?

--

Go to Step 5

Go to Step 4

4

Repair the connection as necessary.

Is the repair complete?

--

Go to Power Windows System Check

--

5

Replace the left door lock and side window switch.

Is the repair complete?

--

Go to Power Windows System Check

--

6
  1. Access the right side window switch.
  2. Turn the ignition switch to the RUN position.
  3. Connect a J 39200 DMM to CKT 166 (LT BLU), terminal J at the right window switch connector and ground.
  4. Ensure that the right window switch connector remains connected.
  5. Operate the right window at the left door lock and side window switch in the UP position.
  6. Test for voltage.

Is ignition voltage present?

IGN+

Go to Step 8

Go to Step 7

7

Locate and repair the open or high resistance in CKT 166 (LT BLU) between the right window switch connector, terminal J and the left door lock and side window switch connector, terminal B.

Is the repair complete?

--

Go to Power Windows System Check

--

8
  1. Connect a J 39200 DMM to CKT 167 (TAN), terminal L at the right window switch connector C1 and ground.
  2. Ensure that the right window switch connector C1 remains connected.
  3. Operate the right window at the left door lock and side window switch in the DOWN position.
  4. Test for voltage.

Is ignition voltage present?

IGN+

Go to Step 10

Go to Step 9

9

Locate and repair the open or high resistance in CKT 167 (TAN) between the right window switch connector, terminal L and the left door lock and side window switch connector, terminal D.

Is the repair complete?

--

Go to Power Windows System Check

--

10
  1. Connect a J 39200 DMM to CKT 666 (DK BLU), terminal G and CKT 667 (BRN), terminal K at the right window switch connector C1.
  2. Operate the right window at the left door lock and side window switch in the DOWN position.
  3. Test for voltage.

Is ignition voltage present?

IGN+

Go to Step 14

Go to Step 11

11

Inspect for a poor connection at the right door lock and side window switch.

Is the connection OK?

--

Go to Step 13

Go to Step 12

12

Repair the connection as necessary.

Is the repair complete?

--

Go to Power Windows System Check

--

13

Replace the right door lock and side window switch.

Is the repair complete?

--

Go to Power Windows System Check

--

14
  1. Connect a J 39200 DMM to CKT 666 (DK BLU), terminal B at the right door lock and side window switch and CKT 667 (BRN), terminal A at the right window regulator motor connector.
  2. Operate the right window switch in the DOWN position.
  3. Test for voltage.

Is Ignition voltage present?

IGN+

Go to Step 16

Go to Step 15

15

Locate and repair the open or high resistance at CKT 667 (BRN) between terminal A at the right window regulator motor connector and terminal K at the right window switch connector C1.

Is the repair complete?

--

Go to Power Windows System Check

--

16
  1. Connect a J 39200 DMM to CKT 666 (DK BLU), terminal B and CKT 667 (BRN), terminal A at the right window regulator motor connector.
  2. Operate the right window switch in the UP position.
  3. Test for voltage.

Is Ignition voltage present?

IGN+

Go to Step 18

Go to Step 17

17

Locate and repair the open or high resistance at CKT 666 (DK BLU) between terminal B at the right window regulator motor connector and terminal G at the right window switch connector C1.

Is the repair complete?

--

Go to Power Windows System Check

--

18

Inspect for a poor connection at the right side window regulator motor.

Is the connection OK?

--

Go to Step 20

Go to Step 19

19

Repair the connection as necessary.

Is the repair complete?

--

Go to Power Windows System Check

--

20

Replace the right side window regulator motor.

Is the repair complete?

--

Go to Power Windows System Check

--