RAM 1500 Truck 4WD V8-5.7L VIN D (2005)
Turn the ignition off.
Disconnect the (B25) Park Brake Switch harness connector.
Disconnect the Instrument Cluster C3 harness connector.
Measure the resistance of the (B25) Park Brake Switch Sense circuit.
Q: Is the resistance above 5.0 ohms?
YES: Repair the (B25) Park Brake Switch Sense circuit for an open. Perform BODY VERIFICATION TEST - VER 1. See: Testing and
Inspection/Diagnostic Trouble Code Tests and Associated Procedures/Verification Tests/Body Verification Test
NO: Replace and configure the Instrument Cluster. Perform BODY VERIFICATION TEST - VER 1. See: Testing and Inspection/Diagnostic
Trouble Code Tests and Associated Procedures/Verification Tests/Body Verification Test
4. BRAKE FLUID LEVEL SENSOR
Turn the ignition off.
Disconnect the Brake Fluid Level Sensor harness connector.
Connect a jumper wire between cavity 1 and cavity 2. Turn the ignition on.
Q: Does the Brake warning indicator illuminate?
YES: Replace the Brake Fluid Level Sensor. Perform BODY VERIFICATION TEST - VER 1. See: Testing and Inspection/Diagnostic Trouble
Code Tests and Associated Procedures/Verification Tests/Body Verification Test
NO: Go To 5
