RAM 2500 Truck 4WD V8-5.7L VIN D (2005)
Diagnostic Test
1. DTC PRESENT
Turn the ignition on.
With the DRBIII(R), read DTC's.
Q: Does the DRBIII(R) display any Door Lock or Cluster related DTC's?
YES: 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. FUSE #22 OPEN
Test both sides of fuse #22 in the PDC.
Q: Is there 12 volts on both sides of fuse #22?
YES: Go To 3
NO: Replace the fuse if open and retry the system. If the fuse blows, locate and repair a short to the Instrument Cluster. The 12 volt supply to the
fuse is a bus bar in the PDC. 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. (A941) FUSED B+ CIRCUIT OPEN
Turn the ignition off.
Remove the instrument cluster.
Measure the voltage between the (A941) Fused B+ circuit and ground (cavity 2 in the C1 connector to ground).
