RAM 2500 Truck 4WD V8-5.7L VIN D (2005)
1. PASSENGER DOOR AJAR SWITCH SHORT TO GROUND
With the DRBIII(R) in Inputs/Outputs, read the PASS DOOR AJAR SW state.
While monitoring the DRBIII(R), disconnect the Passenger Door Latch connector.
Q: Did the Switch State change from CLOSED to OPEN?
YES: Replace the Passenger Door Latch. Perform BODY VERIFICATION TEST - VER 1. See: Computers and Control Systems/Testing and
Inspection/Diagnostic Trouble Code Tests and Associated Procedures/Verification Tests/Body Verification Test
NO: Go To 2
2. (G74) PASSENGER DOOR AJAR SWITCH SENSE CIRCUIT SHORT TO GROUND
Turn the ignition off.
Disconnect the Instrument Cluster C3 harness connector.
Using a 12-volt test light connected to 12-volts, probe the (G74) Passenger Door Ajar Switch Sense circuit and test for a short to ground.
Turn the ignition on.
Q: Does the test light illuminate brightly?
YES: Repair the (G74) Passenger Door Ajar Switch Sense circuit for a short to ground. Perform BODY VERIFICATION TEST - VER 1. See:
Computers and Control Systems/Testing and Inspection/Diagnostic Trouble Code Tests and Associated Procedures/Verification Tests/Body
Verification Test
NO: Replace the Instrument Cluster. Perform BODY VERIFICATION TEST - VER 1. See: Computers and Control Systems/Testing and
Inspection/Diagnostic Trouble Code Tests and Associated Procedures/Verification Tests/Body Verification Test
Right Rear Door Ajar Circuit Open
RIGHT REAR DOOR AJAR CIRCUIT OPEN