Schematic Reference: Interior Lights Schematics

1

Did you perform the Lighting Systems Diagnostic System Check?

Go to Step 2

Go to Diagnostic System Check - Lighting Systems

Operate the courtesy lamps.

Do the courtesy lamps operate properly?

Go to Step 3

Go to Courtesy Lamps Inoperative

1. Disconnect the harness connector of the IP compartment lamp.
2. Turn ON the ignition, with the engine OFF.
3. Connect a test lamp between the battery positive voltage circuit of the IP compartment lamp and a good ground.

Does the test lamp illuminate?

Go to Step 4

Go to Step 7

Connect a test lamp between the battery positive voltage circuit of the IP compartment lamp and the ground circuit of the IP compartment lamp.

Does the test lamp illuminate?

Go to Step 5

Go to Step 6

Inspect for poor connections at the harness connector of the IP compartment lamp. 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 9

Go to Step 8

Repair an open or high resistance in the ground circuit of the IP compartment lamp. Refer to Wiring Repairs in Wiring Systems.

Did you complete the repair?

Go to Step 9

--

Repair an open or high resistance in the battery positive voltage circuit of the IP compartment lamp. Refer to Wiring Repairs in Wiring Systems.

Did you complete the repair?

Go to Step 9

--

Replace the IP compartment lamp. Refer to Instrument Panel Compartment Lamp Switch Replacement in Instrument Panel, Gages and Console.

Did you complete the replacement?

Go to Step 9

--

Operate the system in order to verify the repair.

Did you correct the condition?

System OK

Go to Step 2