Did you perform the Lighting Systems Diagnostic System Check?

Go to Step 2

Go to Diagnostic System Check - Lighting Systems

1. Turn ON the ignition, with the engine OFF
2. Turn ON the backup lamps
3. Disconnect the inoperative backup lamp bulb
4. Connect a test lamp between the backup lamp feed circuit and the backup lamp ground circuit.

Does the test lamp illuminate?

Go to Step 3

Go to Step 5

Inspect for poor connections at the backup lamp connector. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs in Wiring Systems.

Did you find and correct the condition?

Go to Step 7

Go to Step 4

Replace the suspect backup lamp. Refer to Backup Lamp Replacement .

Did you complete the replacement?

Go to Step 7

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Test the backup lamp feed circuit for high resistance or open. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.

Did you find and correct the condition?

Go to Step 7

Go to Step 6

Repair the open in the backup lamp ground circuit. Refer to Wiring Repairs in Wiring Systems.

Did you complete the repair?

Go to Step 7

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Operate the system in order to verify the repair.

Did you correct the condition?

System OK

Go to Step 2