RAM 1500 Truck 4WD V8-5.7L VIN D (2005)
5. (Z420) BRAKE FLUID LEVEL SENSOR GROUND CIRCUIT OPEN
Turn the ignition off.
Disconnect the Brake Fluid Level Sensor harness connector.
Measure the resistance between ground and the (Z420) Brake Fluid Level Sensor Ground circuit.
Q: Is the resistance above 5.0 ohms?
YES: Repair the (Z420) Brake Fluid Level Sensor 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
NO: Go To 6
6. (B20) BRAKE FLUID LEVEL SENSE CIRCUIT OPEN
Turn the ignition off.
Disconnect the Brake Fluid Level Sensor harness connector.
Disconnect the Anti-lock Brakes Module harness connector.
Measure the resistance of the (B20) Brake Fluid Level Sensor Sense circuit.
Q: Is the resistance above 5.0 ohms?
YES: Repair the (B20) Brake Fluid Level Sensor Sense circuit for an open. Perform BODY VERIFICATION TEST - VER 1. See: Powertrain
