Did you review the power window operation and perform the necessary inspections?

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Go to Step 2

Go to Symptoms

1. Turn the ignition switch to the RUN position.
2. Use a test lamp in order to backprobe the master switch assembly between the appropriate terminals:

•	2 door - terminal D and terminal E

•	4 door - connector C1 terminal D and terminal E.

3. Operate the left front window switch to the UP and the DOWN positions.

Does the test lamp light with the switch in both positions?

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Go to Step 3

Go to Step 7

1. Disconnect the left front window motor connector.
2. Turn the ignition switch to the RUN position.
3. Connect a test lamp between the connector terminal B and ground.
4. Hold the left front window switch in the UP position.

Does the test lamp light?

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Go to Step 4

Go to Step 8

Test for an open in CKT 165.

Did you find an open in CKT 165?

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Go to Step 5

Go to Step 6

Repair an open in CKT 165. Refer to Wiring Repairs in Wiring Systems.

Is the repair complete?

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Go to Symptoms

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Replace the left front window motor. Refer to Door Window Regulator Replacement

Is the repair complete?

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Go to Symptoms

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Replace the master switch assembly. Refer to Front Side Door Window Switch Replacement .

Is the repair complete?

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Go to Symptoms

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Repair an open in CKT 164. Refer to Wiring Repairs in Wiring Systems.

Is the repair complete?

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Go to Symptoms

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