Schematic Reference: Interior Lights Schematics

Did you perform the Lighting System Diagnostic System Check?

Go to Step 2

Go to Diagnostic System Check - Lighting Systems

1. Determine if the courtesy lamps operate from the interior lamp switch.
2. Turn the IP lamp dimmer switch to the DOME position.

Do the courtesy lamps operate from the interior lamp switch?

Go to Step 3

Go to Courtesy Lamps Inoperative

1. With the ignition in the OFF position.
2. Turn the IP lamp dimmer switch to the OFF position.
3. Open and close each door one at a time waiting for the courtesy lamps to turn off before opening the next door.
4. Observe the courtesy lamps.

Do the courtesy lamps illuminate for each door?

Go to Step 4

Go to Step 6

1. Unlock the vehicle doors using the Remote Keyless Entry (RKE) system.
2. Observe the courtesy lamps.

Do the courtesy lamps illuminate?

Go to Step 5

Go to Step 7

1. Turn the ignition in the On position.
2. Turn the ignition in the OFF position.
3. Remove the ignition key.
4. Observe the courtesy lamps.

Do the courtesy lamps illuminate?

Got to Testing for Intermittent Conditions and Poor Connections in Wiring Systems

Go to Step 12

Determine under which of the following parameters the illuminated entry feature is inoperative:

Is the illuminated entry feature inoperative when the drivers doors is opened?

Go to Step 8

Go to Step 9

Does the Remote Keyless Entry (RKE) doors unlock operate properly?

Go to Step 17

Go to Diagnostic System Check - Remote Keyless Entry in Keyless Entry

Probe the ground circuit of the LF door lock with a test lamp that is connected to battery voltage.

Does the test lamp illuminate?

Go to Step 18

Go to Step 14

Is the illuminated entry feature inoperative from only one door other than the drivers door?

Go to Step 10

Go to Step 16

Probe the ground circuit of the door lock in the inoperative door with a test lamp that is connected to a battery voltage.

Does the test lamp illuminate?

Go to Step 11

Go to Step 15

Test for an open or high resistance in the inoperative door latch switch signal circuit. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.

Did you find and correct the condition?

Go to Step 19

Go to Step 18

1. Turn the ignition in the OFF position.
2. Leave the ignition key in the ignition.
3. Open the driver door.

Does the key in ignition audible chime sound?

Go to Step 13

Go to Diagnostic System Check - Audible Warnings in Instrument Panel, Gauges and Console

1. With the ignition in the OFF position.
2. Remove the ignition key in the ignition.
3. With the driver door open.

Does the key in ignition audible chime sound?

Go to Diagnostic System Check - Audible Warnings in Instrument Panel, Gauges and Console

Go to Step 17

Repair an open or high resistance in the ground circuit of the LF door lock. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.

Did you complete the repair?

Go to Step 19

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Repair an open or high resistance in the ground circuit of the door lock in the inoperative. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.

Did you complete the repair?

Go to Step 19

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If the courtesy lamps are inoperative from all doors other than the drivers door, Repair an open or high resistance in the door open input circuit of the BCM. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.

Did you find and correct the condition?

Go to Step 19

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Important: Preform the set up procedures for the Body Control Module (BCM) . Body Control Module (BCM) Programming/RPO Configuration

Replace the Body Control Module (BCM). Refer to Body Control Module Replacement in Body Control Systems

Go to Step 19

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Replace the inoperative door lock. Refer to Front Side Door Lock Replacement or Rear Door Lock Replacement in Doors.

Did you complete the repair?

Go to Step 19

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1. Connect all connector and components that were disconnected.
2. Operate the system in order to verify the repair.

Does the system operate properly?

System OK

Go to Step 2