Symptom:
*KEY IN IGNITION AND DRIVER’S DOOR OPEN CHIME INOPER-
ATIVE
POSSIBLE CAUSES
OBSERVE THE KEY-IN IGNITION SWITCH STATUS
KEY-IN IGNITION SWITCH OPEN
KEY-IN IGNITION SWITCH GROUND CIRCUIT OPEN
KEY-IN IGNITION SWITCH SENSE CIRCUIT OPEN
INSTRUMENT CLUSTER - INCORRECT KEY-IN IGNITION SWITCH STATUS
TEST ACTION APPLICABILITY
1 The driver’s door ajar switch must be operational for the result of this test to be valid.
NOTE: Ensure that the Key is still in the Ignition Switch.
With the DRBIIIt enter Instrument Cluster Input Outputs and read the Key-In Ign
Sw.
Does the DRB display: KEY-IN IGN SW: CLOSED?
All
Yes → Replace and program the Instrument Cluster in accordance with
the Service Information.
Perform BODY VERIFICATION TEST - VER 1.
No → Go To 2
2 Turn the ignition off.
Disconnect the Ignition Switch harness connector.
Turn all lights off.
Measure the resistance between ground and the ground circuit in the ignition switch
harness connector.
Is the resistance below 5.0 ohms?
All
Yes → Go To 3
No → Repair the ground circuit for an open.
Perform BODY VERIFICATION TEST - VER 1.
3 Connect the ignition switch connector if disconnected.
Turn the ignition on.
With the ignition switch connector connected, back jumper the Key-In Ignition
Switch Sense circuit to ground at the ignition switch connector.
With the DRBIIIt, enter Instrument Cluster Input/Outputs and observe the Key-In
Ign Sw status.
Does the DRBIII display Key-In Ign SW: Closed?
All
Yes → Replace the Ignition Switch.
Perform BODY VERIFICATION TEST - VER 1.
No → Go To 4
253
CHIME
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