Chrysler 300M 2002 Service Manual page 234

LH
CHIME/BUZZER
DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . . . 1
OPERATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
DIAGNOSIS AND TESTING
DIAGNOSIS AND TESTING - CHIME
CONDITIONS . . . . . . . . . . . . . . . . . . . . . . . . . . 1
CHIME/BUZZER
DESCRIPTION
The Chime/Buzzer Warning System includes the
following:
• Exterior Lamps On chime - An audible chime
indicates the exterior lamps were left on with the
driver door open and the key in the ignition in the
OFF position.
• Fasten Seat Belts chime - A warning lamp on
the instrument panel, and an audible chime are used
as the fasten seat belt warning/reminder when the
key is first turned to the RUN/START position.
• Key In Ignition chime - An audible chime that
indicates the ignition key is in the ignition lock cyl-
inder with the driver door open and ignition OFF.
OPERATION
When using the DRBIII
proper Body Diagnostic Procedures Manual. Refer to
Wiring Diagrams for circuit information.
DIAGNOSIS AND TESTING
DIAGNOSIS AND TESTING - CHIME
CONDITIONS
No tone when ignition switch is turned on and
drivers seat belt is unbuckled and fully retracted.
(1) Check driver's seat belt retractor switch for a
ground when belt is unbuckled.
(2) Use a DRBIII scan tool to perform PCI bus
diagnostics on the Body Control Module (BCM) for
battery, ignition and seat belt switch input.
(3) Use a DRBIII scan tool to perform actuator
diagnostics on BCM chime.
(4) Check for battery feed at terminal J1-7 and
ignition feed at terminal J1-5 of the BCM connector.
(5) Check for tone in any other function.
CHIME/BUZZER
TABLE OF CONTENTS
page
scan tool, refer to the
DIAGNOSIS AND TESTING - EXTERIOR
LAMPS ON . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
DIAGNOSIS AND TESTING - FASTEN SEAT
BELTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
DIAGNOSIS AND TESTING - KEY IN
IGNITION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
No fasten seat belt lamp when ignition switch is
turned on.
(1) Use DRBIII scan tool to perform PCI bus
diagnostics on BCM for battery and ignition switch
input
(2) Check for burned out bulb.
(3) Using the DRBIII
test on cluster. Refer to proper Body Diagnostic Pro-
cedures Manual.
(4) Check for battery feed at terminal J1-7 of the
BCM connector.
(5) Check for ignition feed at terminal J1-5 of the
BCM connector.
Fasten seat belt lamp or tone continue for more
than 10 seconds after seat belts are fastened and
ignition ON.
(1) Use DRBIII scan tool to perform PCI bus
diagnostics on BCM for battery and ignition switch
input.
(2) Inspect the BCM connectors and wires for
proper connection.
No tone when headlamps are on, ignition switch
is OFF and driver's door is open.
(1) Using a DRBIII scan tool, check drivers door
ajar switch for good ground when driver's door is
open.
(2) Use DRBIII scan tool to perform PCI bus
diagnostics on BCM for battery, ignition switch input,
headlamp switch and driver's door input and Chime
Output Test.
(3) Inspect BCM connectors and wires for proper
connection.
(4) Check for battery feed at terminal J1-7 of BCM
connector.
(5) Check headlamp switch.
CHIME/BUZZER 8B - 1
page
scan tool, do the actuator