Symptom:
*CHIME INOPERATIVE
POSSIBLE CAUSES
USE DRB TO ACTUATE CHIME
CHIME DRIVER CIRCUIT - OPEN
CHIME DRIVER CIRCUIT - SHORT TO GROUND
CHIME DRIVER CIRCUIT - SHORT TO VOLTAGE
INSTRUMENT CLUSTER
BCM
TEST ACTION APPLICABILITY
1 With the DRBIIIt, actuate the CHIME. (BCM actuator)
Does chime sound a warning?
All
Yes → The chime operates as it should. Check other reasons for the
chime being inoperative and select from the symptom list.
Perform BODY VERIFICATION TEST - VER 1.
No → Go To 2
2 Turn the ignition off.
Disconnect the Instrument Cluster harness connector(s).
Disconnect the BCM C4 harness connector.
Using a 12-volt test light connected to 12-volts, check the chime driver circuit for a
short to ground.
Does the test light illuminate brightly?
All
Yes → Repair the chime driver circuit for a short to ground.
Perform BODY VERIFICATION TEST - VER 1.
No → Go To 3
3 Turn the ignition off.
Disconnect the Instrument Cluster harness connector(s).
Disconnect the BCM C4 harness connector.
Turn the ignition on.
Using a DVOM connected to ground, check the chime driver circuit for a short to
voltage.
Is the voltage above 5.0 volts?
All
Yes → Repair the chime driver circuit for a short to voltage.
Perform BODY VERIFICATION TEST - VER 1.
No → Go To 4
143
CHIME