For 1990-2009 cars

Step | Action | Value(s) | Yes | No
--- | --- | --- | --- | ---
1 | Did you review the audible warnings circuit operation and perform the necessary inspections? | -- | Go to Step 2 | Go to Symptoms - Instrument Panel, Gages and Console
2 |

1. With the LF door open, insert the ignition key into the ignition switch.
2. Observe the chime and dome lamp operations.
3. Close the LF door.
4. Turn ON the ignition, with the ambient light sensor covered, observe the lighting system operation.
5. Turn OFF the ignition and remove the key from the ignition switch.

Did the dome lamp, lighting system and chime operate normally?

--

Go to Testing for Intermittent Conditions and Poor Connections

Go to Step 3

3 | Actuate the dome lamp. Did the dome lamp operate normally? | -- | Go to Step 5 | Go to Step 4
4 | Test the lighting system. Did the lighting system operate normally? | -- | Go to Step 7 | Go to Step 6
5 | Test the door open signal circuit for a short to ground. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | -- | Go to Step 7 | Go to Step 6
6 | Test the ignition key signal circuit for a short to ground. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | -- | Go to Step 8 | Go to Step 7
7 | Replace the multifunction alarm. Refer to Multifunction Alarm Module Replacement . Did you complete the replacement? | -- | Go to Step 8 | --
8 | Operate the system in order to verify the repair. Did you correct the condition? | -- | System OK | Go to Step 2