Symptom:
DRIVER CYLINDER LOCK SWITCH INPUT CIRCUIT SHORTED
(WITH VTSS ONLY)
When Monitored and Set Condition:
DRIVER CYLINDER LOCK SWITCH INPUT CIRCUIT SHORTED (WITH VTSS
ONLY)
When Monitored: At all times when battery power is supplied to the Instrument Cluster.
Set Condition: When the Instrument Cluster senses voltage to the driver cylinder lock
switch below 0.25 volts for over 10 seconds.
POSSIBLE CAUSES
DTC PRESENT
CYLINDER LOCK SWITCH SHORTED
DRIVER CYLINDER LOCK SWITCH MUX SHORTED
INSTRUMENT CLUSTER - - DRIVER CYLINDER LOCK SWITCH INPUT SHORTED
TEST ACTION APPLICABILITY
1 Turn the ignition on.
With the DRBIIIt, record and erase DTC’s.
With the DRBIIIt, read DTC’s.
Operate the door locks several timesfrom the Driver Cylinder LockSwitch by cycling
the key clockwise while monitoring the DRBIIIt.
Does the DRBIIIt display DR CYL LOCK SW INPUT CIRCUIT SHORTED?
All
Yes → Go To 2
No → Using the wiring diagram/schematic as a guide, inspect the
wiring and connectors.
Perform BODY VERIFICATION TEST - VER 1.
2 Disconnect the Driver Cylinder Lock Switch connector.
With the DRBIIIt in Sensors, read the DRV CYL LOCK SW MUX circuit
Is the voltage above 4.8 volts?
All
Yes → Replace the Cylinder Lock Switch.
Perform BODY VERIFICATION TEST - VER 1.
No → Go To 3
3 Disconnect the Driver Cylinder Lock Switch connector.
Disconnect the Instrument Cluster C2. connector.
Measure the resistance between Driver Cylinder Lock Switch Mux circuit and
ground.
Is the resistance below 1000.0 ohms?
All
Yes → Repair the Driver Cylinder Lock Switch Mux circuit for a short to
ground.
Perform BODY VERIFICATION TEST - VER 1.
No → Go To 4
466
POWER DOOR LOCKS/RKE
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