RAM 2500 Truck 4WD V8-5.7L VIN D (2005)
Measure the resistance between Ground and the (G163) Cylinder Lock Switch Mux circuit in the Cluster C4 connector.
Q: Is the resistance below 1000.0 ohms?
NO: Replace the Instrument Cluster. Perform Body Verification Test - Ver 1. See: Powertrain Management/Computers and Control
Systems/Testing and Inspection/Diagnostic Trouble Code Tests and Associated Procedures/Verification Tests/Body Verification Test
YES: Repair the (G163) Cylinder Lock Switch Mux circuit for a short to ground. Perform Body Verification Test - Ver 1. See: Powertrain
Management/Computers and Control Systems/Testing and Inspection/Diagnostic Trouble Code Tests and Associated Procedures/Verification
Tests/Body Verification Test
Driver Door Does Not Trip VTSS
DRIVER DOOR DOES NOT TRIP VTSS
POSSIBLE CAUSES
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Driver door ajar circuit
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Verify VTSS operation
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VTSS not enabled in FCM
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Instrument cluster
1. DOOR AJAR STATE
With the DRBIII(R), read the DRIVER DOOR AJAR SW status. Open the driver door.
Q: Does the DRBIII(R) display CLOSED?
YES: Go To 2
NO: Refer to symptom DRIVER DOOR AJAR CIRCUIT OPEN. See: Interior Lighting
Perform VTSS VERIFICATION TEST - 1A. See: Powertrain Management/Computers and Control Systems/Testing and
Inspection/Diagnostic Trouble Code Tests and Associated Procedures/Verification Tests/Vehicle Theft Security Verification Tests/VTSS
Verification Test
2. ATTEMPT TO TRIP VTSS
Open the driver's door window.
Remove key from ignition switch.
Use the RKE or power door lock switch to lock the doors then close all doors.
Wait approximately 15 seconds for the VTSS indicator to flash at a slower rate indicating the Vehicle Theft Security System is armed.
Manually unlock the driver door lock.
Attempt to trip the VTSS by opening the drivers door.
Q: Did the VTSS trip when the door was opened?
YES: Test complete. Perform VTSS VERIFICATION TEST - 1A. See: Powertrain Management/Computers and Control Systems/Testing and
Inspection/Diagnostic Trouble Code Tests and Associated Procedures/Verification Tests/Vehicle Theft Security Verification Tests/VTSS
Verification Test
NO: Go To 3
3. DISCONNECT BATTERY TO RESET FCM
Turn the ignition Off to the lock position.
