RAM 2500 Truck 4WD V8-5.7L VIN D (2005)
-
Instrument cluster
DIAGNOSTIC TEST
1. OPEN LEFT REAR DOOR AJAR SWITCH
Disconnect the Left Rear Door Latch connector.
Connect a jumper wire between the (G77) Sense circuit and the Ground circuit.
With the DRBIII(R) in Inputs/Outputs, read the L R DOOR AJAR SW state.
Q: Does the DRBIII(R) display CLOSED?
YES:Replace the Left Rear 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. OPEN (Z79) LEFT REAR DOOR AJAR SWITCH GROUND CIRCUIT
Using a 12-volt Test Light connected to 12-volts, test the (Z79) Ground circuit in the Door Latch connector.
Q: Does the test light illuminate brightly?
YES: Go To 3
NO: Repair the (Z79) Left Rear Door Ajar Switch Ground circuit for an open. 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
3. OPEN (G77) LEFT REAR DOOR AJAR SWITCH SENSE CIRCUIT
