Warning Devices

WARNING DEVICES

The warning device system consists of the following:
- safety belt warning lamp switch
- door ajar switch
- liftgate ajar switch
- instrument cluster
- key-in-ignition warning switch
- headlamp on warning
- low washer fluid warning
- tire pressure monitor (TPM)
- low oil pressure
- backup aid
- air suspension
- advance traction control

PRINCIPLES OF OPERATION

Safety Belt Warning Chime
The safety belt warning chime warns that the safety belt is not fastened. The safety belt warning chime will sound when the driver safety belt is not fastened and the ignition switch is turned to RUN or START.

The safety belt warning chime will stop sounding when:
- the safety belt is fastened.
- the ignition switch is switched to the OFF/LOCK or ACC position.
- the chime has sounded for six seconds.

The safety belt warning chime inputs are:
- ignition switch RUN/START position
- ignition switch RUN/ACC position
- driver safety belt switch
- restraint control module

Output is the instrument cluster chime.

Belt Minder
The belt minder feature is configurable. To configure without using a diagnostic tool, refer to Belt Minder Deactivating/Activating.

The belt minder feature supplements the current safety belt warning function. The belt minder feature is enabled after the current safety belt warning is complete. The belt minder reminds the driver that their safety belt is unbuckled by intermittently sounding a chime and illuminating the safety belt warning lamp in the instrument cluster once the vehicle speed has exceeded three mph. While activated, the belt minder alternates the chime and indicator from ON for 6 seconds to OFF for 30 seconds.

The belt minder reminder stops when:
- the driver safety belt is buckled.
- the ignition is turned to OFF or ACC.
- five minutes have elapsed since the belt minder has started.

Door Ajar Warning Chime
The door ajar warning chime warns that a door is ajar. The door ajar warning chime is a single chime with a one-second duration. The door ajar chime will sound when the driver or passenger door, liftgate or liftgate glass becomes ajar while the ignition switch is in the RUN position.

The door ajar warning chime inputs are:
- ignition switch RUN position
- door ajar switches
- liftgate/liftgate glass ajar switches

The output is the instrument cluster chime.

Key-In-Ignition Warning Chime
The key-in-ignition chime warns that the key is in the ignition when the driver door is ajar. The key-in-ignition warning chime will sound when all the following conditions are met:
- The driver door is ajar.
- The key is in the ignition.
- The ignition switch is in the OFF/LOCK or ACC position.

The key-in-ignition warning chime will stop sounding when:
- The driver door is closed.
- The key is removed from the ignition.
- The ignition switch is switched to the RUN position.

The key-in-ignition warning chime inputs are:
- ignition switch RUN/START position
- ignition switch RUN/ACC position
- key-in-ignition switch
- LH door ajar switch

Output is the instrument cluster chime.

Headlamp On Warning Chime
The headlamp on warning chime warns that the headlamps are on while the driver door is ajar. The headlamp on warning chime will sound when the following conditions are met:
- The driver door is ajar.
- The headlamp switch is in the PARK or HEAD position.
- The ignition switch is in the OFF/LOCK position.
- The key is out of the ignition switch.

The headlamp on warning chime will stop sounding when any one of the conditions above are removed.

The headlamp on warning chime inputs are:
- ignition switch not indicating OFF
- headlamp switch is OFF
- driver door ajar switch is closed
- key-in-ignition switch is closed