Diagnostic Test

WARNING: This page is about a different car, the 2012 RAM Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.

PERFORM ECU INITIALIZATION
1. Turn the ignition on.
2. With the scan tool, erase ABS DTC's.
3. Cycle the ignition switch.
  WARNING:
  To avoid possible serious or fatal injury, check brake capability is available before road testing.
4. Perform ECU initialization with drive test refer to ABS VERIFICATION TEST. Refer to ABS VERIFICATION TEST .
  NOTE:
  The ECU Initialization process must include driving the vehicle into a 90° turn.
5. Park the vehicle.
  - Go To 2.
VERIFY IF DTC IS STILL ACTIVE
1. Cycle the ignition switch.
  WARNING:
  To avoid possible serious or fatal injury, check brake capability is available before road testing.
2. Test drive the vehicle by turning the vehicle left or right in a curving manner at a velocity between 10 and 25 km/h (6 and 15 mph).
3. Park the vehicle.
4. With the scan tool, read ABS DTC's.
  Does this DTC reset?
  
  Yes
  - Replace the Dynamics Sensor or Antilock Brake Module in accordance with the Service Information.
    NOTE:
    Vehicles without a Dynamics Sensor replace Antilock Brake Module.
  - Perform the ABS VERIFICATION TEST. Refer to ABS VERIFICATION TEST .
  No
  - Perform the ABS INTERMITTENT CONDITION diagnostic procedure. Refer to ABS INTERMITTENT CONDITION .