Step | Action | Yes | No |
|---|---|---|---|
Schematic Reference: Exterior Lights Schematics Connector End View Reference: Lighting Systems Connector End Views or Computer/Integrating Systems Connector End Views in Computer/Integrating Systems | |||
1 | Did you perform the Diagnostic System Check - Vehicle? | Go to Step 2 | Go to Diagnostic System Check - Vehicle in Vehicle DTC Information |
2 |
Do the Backup Lamps remain illuminated? | Go to Step 3 | Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems |
3 |
Do the backup lamps remain illuminated? | Go to Step 8 | Go to Step 4 |
4 | Connect a test lamp between the REVERSE relay control circuit and the battery positive voltage circuit of the REVERSE relay coil. Does the test lamp illuminate? | Go to Step 5 | Go to Step 6 |
5 | Test for a short to ground in the control circuit of the REVERSE relay. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | Go to Step 11 | Go to Step 7 |
6 | Inspect for poor connections at the REVERSE relay. 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 11 | Go to Step 9 |
7 | Inspect for poor connections at the rear integration module (RIM). 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 11 | Go to Step 10 |
8 | Repair the short to voltage in the supply voltage circuit of the backup lamps. Refer to Wiring Repairs in Wiring Systems. Did you complete the repair? | Go to Step 11 | -- |
9 | Replace the REVERSE relay. Refer to Relay Replacement in Wiring Systems. Did you complete the replacement? | Go to Step 11 | -- |
10 | Replace the RIM. Refer to Control Module References in Computer/Integrating Systems for replacement, setup, and programming. Did you complete the replacement? | Go to Step 11 | -- |
11 | Operate the system in order to verify the repair. Did you find and correct the condition? | System OK | Go to Step 2 |
