RAM 2500 Truck 4WD V8-5.7L VIN D (2005)
DIAGNOSTIC TEST
1. OPEN DRIVER DOOR AJAR SWITCH
Disconnect the Driver Door Latch connector.
Connect a jumper wire between the (G75) Sense circuit and the (Z75) Ground circuit.
With the DRBIII(R) in Inputs/Outputs, read the DRV DOOR AJAR SW state.
Q: Does the DRBIII(R) display CLOSED?
YES: Replace the Driver Door Latch. 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
NO: Go To 2
2. OPEN (Z75) DRIVER DOOR AJAR SWITCH GROUND CIRCUIT
Using a 12-volt Test Light connected to 12-volts, test the (Z75) Ground circuit in the Door Latch connector.
Q: Does the test light illuminate brightly?
YES:Go To 3
NO: Repair the (Z75) Driver Door Ajar Switch Ground circuit for an open. 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
3. OPEN (G75) DRIVER DOOR AJAR SWITCH SENSE CIRCUIT