Courtesy Lamps Inoperative
WARNING: This page is about a different car, the 2007 Pontiac G5 Pursuit, 2007 Pontiac G5, and 2007 Chevrolet Cobalt. However, it is still accessible from the selected car via links, so may be relevant.
Courtesy Lamps Inoperative
| Step | Action | Yes | No |
|---|---|---|---|
| Schematic Reference: Interior Lights Schematics Connector End View Reference: Master Electrical Component List |
|||
| 1 | Did you perform the Diagnostic System Check - Vehicle? | Go to Step 2 | Go to DIAGNOSTIC SYSTEM CHECK - VEHICLE |
| 2 | Open each of the doors. Do all of the courtesy lamps illuminate when you open each door? |
Go to Testing for Intermittent Conditions and Poor Connections | Go to Step 3 |
| 3 | Are the courtesy lamps inoperative from one door only? | Go to Diagnostic Starting Point - Vehicle Access | Go to Step 4 |
| 4 | Are all of the courtesy lamps inoperative? | Go to Step 7 | Go to Step 5 |
| 5 | Test for an open or high resistance in the inoperative courtesy lamp voltage supply circuit. Refer to Circuit Testing
and Wiring Repairs
. Did you find and correct the condition? |
Go to Step 8 | Go to Step 6 |
| 6 | Test for an open or a short to battery positive voltage in the courtesy lamp low control circuit. Refer to Circuit Testing
and Wiring Repairs
. Did you find and correct the condition? |
Go to Step 8 | Go to Step 7 |
| 7 | Replace the body control module (BCM). Refer to Control Module References
for replacement, setup, and programming. Did you complete the replacement? |
Go to Step 8 | - |
| 8 | Operate the system in order to verify the repair. Did you correct the condition? |
System OK | Go to Step 2 |