Dome Lamps Always On

Step	Action	Yes	No
Schematic Reference: Interior Lights Schematics
1	Did you review the Lighting System Description and Operation and perform the necessary inspections?	Go to Step 2	Go to Symptoms - Lighting Systems
2	Verify that the dome lamps are always on. Does the system operate normally?	Go to Testing for Electrical Intermittents	Go to Step 3
3	Disconnect them multifunction alarm module. Disconnect C2 of the left instrument panel junction block. Did the dome lamps turn off?	Go to Step 4	Go to Step 7
4	Disconnect C11 of the instrument panel fuse block. Test for a short to ground at C2 cavities 9 and 10 of the left instrument panel junction block. Refer to Circuit Testing and Wiring Repairs . Did you find and repair the short to ground?	Go to Step 10	Go to Step 5
5	Disconnect C5 of the instrument panel fuse block. Test for a short to ground at cavities 14, 15 and 16. Refer to Circuit Testing and Wiring Repairs . Did you find and repair the short to ground?	Go to Step 10	Go to Step 6
6	Replace the instrument panel harness. Refer to Instrument Panel Wiring Harness Replacement . Did you complete the replacement?	Go to Step 10	-
7	Disconnect the instrument panel lamp dimmer. Test for a short to ground at cavity 1 of the I/P lamp dimmer harness. Refer to Circuit Testing and Wiring Repairs . Did you find and complete the repair?	Go to Step 10	Go to Step 8
8	Disconnect C7 of the instrument panel fuse block. Test for a short to ground at cavity 3 of C7. Refer to Circuit Testing and Wiring Repairs . Did you find and complete the repair?	Go to Step 10	Go to Step 9
9	Disconnect C3 of the instrument panel fuse block. Test for a short to ground at cavity 6 of C3. Refer to Circuit Testing and Wiring Repairs . Did you find and complete the repair?	Go to Step 10	Go to Step 6
10	Operate the system in order to verify the repair. Did you correct the condition?	System OK	Go to Step 3