Step | Action | Yes | No | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Schematic Reference: Retained Accessory Power (RAP) Schematics Connector End View Reference: Master Electrical Component List in Wiring 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 |
Does the scan tool display change from On to Off? | Go to Step 3 | Go to Symptoms - Lighting Systems in Lighting Systems | ||||||||
3 |
Did the scan tool display On, then time-out and display Off? | Go to Step 4 | Go to Step 12 | ||||||||
4 |
Does the test lamp illuminate? | Go to Step 5 | Go to Step 10 | ||||||||
5 |
Does the test lamp illuminate? | Go to Step 7 | Go to Step 6 | ||||||||
6 | Test the RAP relay control circuit for an open or short to voltage. Refer to Circuit Testing and to Wiring Repairs in Wiring Systems. Did you find and correct the condition? | Go to Step 14 | Go to Step 12 | ||||||||
7 |
Do the devices powered by the RAP relay operate normally? | Go to Step 9 | Go to Step 8 | ||||||||
8 | Repair the RAP relay switch output circuit. Refer to Wiring Repairs in Wiring Systems. Did you complete the replacement? | Go to Step 14 | -- | ||||||||
9 | Inspect for poor connections at the RAP 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 14 | Go to Step 11 | ||||||||
10 | Repair the RAP relay supply voltage circuits for a short to ground or open. Refer to Circuit Testing and to Wiring Repairs in Wiring Systems. Did you find and correct the condition? | Go to Step 14 | -- | ||||||||
11 | Replace the RAP relay. Did you complete the replacement? | Go to Step 14 | -- | ||||||||
12 | Inspect for poor connections at the harness connector of the BCM. 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 14 | Go to Step 13 | ||||||||
13 | Replace the BCM. Refer to Control Module References for replacement, setup, and programming. Did you complete the procedure? | Go to Step 14 | -- | ||||||||
14 | Operate the system in order to verify the repair. Did you correct the condition? | System OK | Go to Step 2 |