Was the entire headlight system check performed?

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Go to Step 2

Go to Headlight System Check

1. Check the inoperative headlamp bulb for a damaged or open filament.
2. Check the inoperative Headlamp connector to verify that the seal is not missing or damaged.

Is the headlamp bulb and connectors OK?

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Go to Step 3

Go to Step 4

1. Disconnect the inoperative headlamp.
2. Using a test light, backprobe between the inoperative headlamp harness connector terminal A and B or C.
3. Turn the headlamps on.
4. Turn the headlamp dimmer switch to the low beam position.

Does the test light illuminate?

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Go to Step 5

Go to Step 6

Replace the damaged component.

Is the repair complete?

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Go to Step 9

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Replace the inoperative headlamp. Refer to Headlamp Bulb Replacement

Is the repair complete?

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Go to Step 9

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Using a test light, backprobe between the inoperative headlamp connector terminal A circuit 11 (high beam) or circuit 12 (low beam) and ground.

Does the test light illuminate?

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Go to Step 7

Go to Step 8

Repair a poor connection or an open in circuit 150 (LH) or 250 (RH).

Is the repair complete?

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Go to Step 9

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Repair a poor connection or an open in circuit 11(high beam) or circuit 10 (low beam) or circuit 12 (low beam).

Is the repair complete?

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Go to Step 9

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1. Turn the ignition switch to the OFF position.
2. Reconnect all connectors/components removed.

Have all repairs been made?

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Go to Headlight System Check

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