Test 28 - Diagnosing Courtesy Light System
NOTE:
For wiring diagrams, see WIRING DIAGRAMS
article in the ENGINE PERFORMANCE Section.
Courtesy light system diagnostics are separated into 8 categories. Verify customer complaint and identify problem area before performing appropriate test. See DIAGNOSING COURTESY LIGHT SYSTEMS table.
DIAGNOSING COURTESY LIGHT SYSTEMS
| Description | Perform TEST |
|---|---|
| Courtesy Lights Inoperative With Any Door Open | 28A |
| One Or More (But Not All) Courtesy Lights Inoperative | 30A |
| All Courtesy Lights Inoperative With Dome Lamp Switch | 31A |
| Courtesy Lights On At All Times | 32A |
| All Courtesy Lights Inoperative With Left Front Door | 40A |
| All Courtesy Lights Inoperative With Right Front Door | 41A |
| All Courtesy Lights Inoperative With Side Door | 42A |
| All Courtesy Lights Inoperative With Liftgate | 43A |