Ignition Key Warning Chime

With the key inserted into the ignition switch, and the driver's door open, the warning chime will sound. Power is supplied

• through key switch terminal 1
• to BCM terminal 62.

Ground is supplied

• to BCM terminal 14
• through driver side door switch terminal 1.

Driver side door switch is case grounded.

BCM detects key inserted into the ignition switch, and sends key warning signal to unified meter and A/C amp. with CAN communication line. Unified meter and A/C amp. sends key warning signal to combination meter with communication line between unified meter and A/C amp. and combination meter.

When combination meter receives key warning signal, it sounds warning chime.