Key-In-Ignition Warning

Radio activates key-in-ignition audible warning as requested by Instrument Panel Cluster (IPC). IPC sends a class 2 message to radio indicating chime frequency of a medium rate and at a continuous duration. key-in-ignition warning sounds when following occurs:

• Ignition switch is turned to OFF position.
• Body Control Module (BCM) determines that driver's door is open and signal circuit is low. IPC receives a class 2 message from BCM indicating door ajar status.
• BCM determines that key-in-ignition switch is open and signal circuit is high. IPC receives a class 2 message from BCM indicating key-in-ignition status