CHIME/BUZZER - ELECTRICAL DIAGNOSTICS ... 1CHIME/BUZZER - SERVICE INFORMATION ..... 12
CHIME/BUZZER - ELECTRICAL DIAGNOSTICS
TABLE OF CONTENTS
pagepage
CHIME/BUZZER - ELECTRICAL DIAGNOSTICS
DIAGNOSIS AND TESTING
*CHIME SOUNDS WITH DRIVER DOOR
OPEN KEY REMOVED...................2
*KEY IN IGNITION AND DRIVER’S DOOR
OPEN CHIME INOPERATIVE ..............5
*CHIME INOPERATIVE..................9
*VEHICLE SPEED WARNING CHIME
PROBLEM ...........................10
SCHEMATICS AND DIAGRAMS.............11
CHIME/BUZZER - ELECTRICAL DIAGNOSTICS
DIAGNOSIS AND TESTING
8B - 2CHIME/BUZZER - ELECTRICAL DIAGNOSTICSDR/DH
*CHIME SOUNDS WITH DRIVER DOOR OPEN KEY REMOVED
DR/DHCHIME/BUZZER - ELECTRICAL DIAGNOSTICS8B - 3
*CHIME SOUNDS WITH DRIVER DOOR OPEN KEY REMOVED (CONTINUED)
For the Chime system circuit diagram (Refer to 8 - ELECTRICAL/CHIME/BUZZER - SCHEMATICS AND DIAGRAMS)
For a complete wiring diagram Refer to Section 8W.
Possible Causes
KEY-IN IGN SW STATUS
IGNITION SWITCH SHORTED
(G26) KEY-IN IGNITION SW SENSE SHORT TO GROUND
CLUSTER
Diagnostic Test
READ KEY-IN IGNITION SWITCH STATUS ON DRBIII
1.
NOTE: Ensure the exterior lamps turn on and off
properly and are off before continuing this test.
With the DRBIIIT select: Electro/Mech Cluster, Input
Output.
Read the Key-In Ign Sw.
Remove the key from the ignition switch.
Does the DRBIIIT show Key-In Ign OPEN?
Yes>>
No>>
Replace and program the Cluster in accordance with the Service Information.
Perform BODY VERIFICATION TEST VER 1 (Refer to BODY VERIFICATION
TEST - VER 1).
Go To 2
8B - 4CHIME/BUZZER - ELECTRICAL DIAGNOSTICSDR/DH
*CHIME SOUNDS WITH DRIVER DOOR OPEN KEY REMOVED (CONTINUED)
KEY-IN IGN SWITCH SHORTED
2.
Disconnect the Ignition Switch connector.
Did the chime turn off?
Yes>>
No>>
(G26) KEY-IN IGNITION SWITCH SENSE WIRE SHORT TO GROUND
3.
Turn ignition off.
Disconnect the Ignition Switch connector.
Disconnect the Cluster C3 connector.
Measure the resistance of the (G26) Key-in Ignition Switch Sense cir-
cuit to ground at the Ignition Switch connector.
Is the resistance below 100.0 ohms?
Check the Ignition Lock Cylinder for damage. If OK
replace the Ignition Switch.
Perform BODY VERIFICATION TEST - VER 1 (Refer to
BODY VERIFICATION TEST - VER 1).
Go To 3
Yes>>
No>>
Repair the (G26) Key-In Ignition Switch Sense wire for a
short to ground.
Perform BODY VERIFICATION TEST - VER 1 (Refer to
BODY VERIFICATION TEST - VER 1).
Replace and program the Cluster in accordance with the
Service Information.
Perform BODY VERIFICATION TEST - VER 1 (Refer to
BODY VERIFICATION TEST - VER 1).
DR/DHCHIME/BUZZER - ELECTRICAL DIAGNOSTICS8B - 5
*KEY IN IGNITION AND DRIVER’S DOOR OPEN CHIME INOPERATIVE
8B - 6CHIME/BUZZER - ELECTRICAL DIAGNOSTICSDR/DH
*KEY IN IGNITION AND DRIVER’S DOOR OPEN CHIME INOPERATIVE (CONTINUED)
For the Chime system circuit diagram (Refer to 8 - ELECTRICAL/CHIME/BUZZER - SCHEMATICS AND DIAGRAMS)
For a complete wiring diagram Refer to Section 8W.
Possible Causes
(Z42) GROUND OPEN
(G26) KEY-IN IGNITION SWITCH OPEN
IGNITION SWITCH
CLUSTER
Diagnostic Test
READ KEY-IN IGNITION SWITCH STATUS ON DRBIII
1.
NOTE: The driver’s door ajar switch must be operational for the result of this test to be valid.
Ensure that the Key is still in the Ignition Switch.
With the DRBIIIT select: Electro/Mech Cluster, Input
Output.
Read the Key-In Ign Sw.
Does the DRBIIIT show Key-In Ign CLOSED?
Yes>>
No>>
Replace and program the Cluster in accordance with the Service Information.
Perform BODY VERIFICATION TEST VER 1 (Refer to BODY VERIFICATION
TEST - VER 1).
Go To 2
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