For 1990-2009 cars

Step | Action | Value(s) | Yes | No
--- | --- | --- | --- | ---
1 | Did you perform the Lighting Systems Diagnostic System Check? | -- | Go to Step 2 | Go to Diagnostic System Check - Lighting Systems
2 |

1. Block the wheels or set the parking brake.
2. Turn the ignition switch to the ON position. Do not start the engine.
3. Disconnect the backup lamp switch (M/T) or the park/neutral position switch (A/T).

Do the backup lamps turn OFF?

--

Go to Step 3

Go to Step 4

3 | Replace or adjust the backup lamp switch (M/T) or the park/neutral position switch (A/T). Is the repair complete? | -- | System OK | --
4 | Repair the short to power in the Back-up Lamp Feed circuit. Refer to Wiring Repairs in Wiring Systems. Is the repair complete? | -- | System OK | --