Step | Action | Yes | No |
---|---|---|---|
Schematic Reference: Interior Lights Schematics Connector End View Reference: Master Electrical Component List DEFINITION: The instrument panel (I/P) courtesy dome and roof rail courtesy lamps are ON at all times. | |||
1 | Did you perform the Diagnostic System Check - Vehicle? | Go to Step 2 | |
2 |
Are the courtesy lamps illuminated? | Go to Step 3 | Go to Testing for Intermittent Conditions and Poor Connections |
3 | Use the scan tool in order to command the courtesy lamps OFF. Do the courtesy lamps turn OFF? | Go to Step 4 | Go to Step 6 |
4 |
Does the scan tool indicate that all parameters are OFF? | Go to Step 14 | Go to Step 5 |
5 | Does the scan tool indicate that the Driver Door Open Sw. parameter is ON? | Go to Step 9 | Go to Step 10 |
6 | Disconnect the lamp switch assembly. Are the courtesy lamps illuminated? | Go to Step 7 | Go to Step 13 |
7 | Test for a short to ground in the courtesy lamp switch ON signal circuit of the body control module (BCM). Refer to Circuit Testing and Wiring Repairs . Did you find and correct the condition? | Go to Step 18 | Go to Step 8 |
8 |
Did you find and correct the condition? | Go to Step 18 | Go to Step 14 |
9 |
Does the scan tool indicate that the Driver Door Open Sw. parameter is OFF when the driver door lock switch is disconnected? | Go to Step 16 | Go to Step 11 |
10 |
Does the scan tool indicate that the Passenger Door Open Sw. parameter is OFF when one of the passenger door lock switches is disconnected? | Go to Step 16 | Go to Step 12 |
11 | Test the driver door open switch signal circuit for a short to ground. Refer to Circuit Testing and Wiring Repairs . Did you find and correct the condition? | Go to Step 18 | Go to Step 14 |
12 | Test the passenger door open switch signal circuits for a short to ground. Refer to Circuit Testing and Wiring Repairs . Did you find and correct the condition? | Go to Step 18 | Go to Step 14 |
13 | Inspect for poor connections at the harness connector of the lamp switch assembly. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs . Did you find and correct the condition? | Go to Step 18 | Go to Step 15 |
14 | Inspect for poor connections at the harness connector of the BCM. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs . Did you find and correct the condition? | Go to Step 18 | Go to Step 17 |
15 | Replace the lamp switch assembly. Refer to Headlamp Switch Replacement . Did you complete the replacement? | Go to Step 18 | -- |
16 | Replace the inoperative door lock switch. Refer to Front Side Door Lock Replacement or to Rear Door Lock Replacement . Did you complete the replacement? | Go to Step 18 | -- |
17 | Replace the BCM. Refer to Control Module References for replacement, setup, and programming. Did you complete the replacement? | Go to Step 18 | -- |
18 | Operate the system in order to verify the repair. Did you correct the condition? | System OK | Go to Step 2 |