Audible Warning Device: Description and Operation

WARNING CHIME

System Description




FUNCTION

NOTE: When ignition key warning chime, light warning chime, and seat belt warning chime should be performed at the same time, the priorities for each chime are the following.

1. Seat belt warning chime
2. Ignition key warning chime
3. Light warning chime

Power is supplied at all times
- through 50 A fusible link (letter f, located in the fuse and fusible link box)
- to BCM terminal 70, and
- through 10 A fuse [No. 21, located in the fuse block (J/B)]
- to key switch and key lock solenoid terminal 3.

Ground is supplied
- to BCM terminal 67
- through body grounds M57, M61, and F14.

When the proper signal, or combination of signals, is received by the combination meter, the warning chime will sound.

IGNITION KEY WARNING CHIME

Power is supplied
- through key switch and key lock solenoid terminal 4
- to BCM terminal 37.

Ground is supplied
- to BCM terminal 47
- through front door switch LH terminal 2
- through front door switch LH case ground.

With the key inserted in the ignition switch, and the driver door open, the ignition key warning chime will sound.

LIGHT WARNING CHIME
With the key removed from the ignition switch, the driver door open, and the lighting switch in 1ST or 2ND position, the warning chime will sound. [Except when headlamp battery saver control operates (for 5 minutes after ignition switch is turned to OFF or ACC position) and headlamps do not illuminate.]

Signal is supplied
- from combination switch (lighting switch) terminals 5, 6, 7, 10, 11, 12, 13, 14, 15 and 16
- to BCM terminals 2, 3, 4, 5, 6, 32, 33, 34, 35 and 36.

Ground is supplied
- to BCM terminal 47
- through front door switch LH terminal 2
- through front door switch LH case ground.

With these conditions, when power and ground are supplied, the light warning chime sounds.

SEAT BELT WARNING CHIME
With the driver seat belt unfastened (seat belt buckle switch LH ON), warning chime will sound for approximately 6 seconds after the ignition switch is turned ON.

Ground is supplied
- to combination meter terminal 11
- through seat belt buckle switch LH terminal 1
- through seat belt buckle switch LH terminal 2
- through body grounds B7 and B19.

With these conditions, when power and ground are supplied, the seat belt warning chime sounds.

CAN Communication System Description
Refer to LAN-20, Information Bus. Information Bus




Major Component Parts and Function