Step | Action | Value(s) | Yes | No |
---|---|---|---|---|
1 | Did you perform the Audible Warnings Diagnostic System Check? | -- | Go to Step 2 | |
2 |
Does the scan tool indicate that the Key-In-Ignition parameter is Yes? | -- | Go to Step 3 | Go to Step 4 |
3 | With the scan tool, observe the Key-In-Ignition parameter in the Body Control Module (BCM) data list. Does the scan tool indicate that the Key-In-Ignition parameter is Yes? | -- | Go to Diagnostic Starting Point in Entertainment | Go to Step 7 |
4 |
Does the scan tool indicate that the Key-In-Ignition parameter is Yes? | -- | Go to Step 8 | Go to Step 5 |
5 | Test the key-in-ignition switch signal circuit for an open, a short to voltage, or a high resistance. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | -- | Go to Step 14 | Go to Step 6 |
6 | Test the key-in-ignition switch ground circuit for an open or a high resistance. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | -- | Go to Step 14 | Go to Step 9 |
7 | Test the chime control circuit for an open, a short to voltage, or a high resistance. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | -- | Go to Step 14 | Go to Step 10 |
8 | Inspect for poor connections at the harness connector of the key-in-ignition switch. 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 14 | Go to Step 11 |
9 | Inspect for poor connections at the harness connector of the remote function actuator (RFA) module. 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 14 | Go to Step 12 |
10 | Inspect for poor connections at the harness connector of the body control module (BCM). 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 14 | Go to Step 13 |
11 | Replace the key-in-ignition switch. Refer to Ignition and Key Alarm Switch Assembly - Disassemble - Off Vehicle in Steering Wheel and Column-Tilt. Did you complete the replacement? | -- | Go to Step 14 | -- |
12 | Replace the RFA module. Refer to RFA Module Replacement in Keyless Entry. Did you complete the replacement? | -- | Go to Step 14 | -- |
13 | Replace the Body Control Module (BCM). Refer to Body Control Module (BCM) Programming/RPO Configuration in Body Control System. Did you complete the replacement? | -- | Go to Step 14 | -- |
14 | Operate the system in order to verify the repair. Did you correct the condition? | -- | System OK | Go to Step 2 |