Ignition Key Warning Chime

WARNING: This page is about a different car, the 2004 Nissan Murano. However, it is still accessible from the selected car via links, so may be relevant.

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 and key lock solenoid terminal 4
to BCM terminal 37.

Ground is supplied

through BCM terminal 62
to driver side door switch terminal 4.

Driver side door switch terminal 5 is grounded through body grounds M14 and M78.

Unified meter and A/C amp. send door open signal to BCM with CAN communication line.

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.