Diagnostic Test

WARNING: This page is about a different car, the 2017 RAM 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.

PERFORM THE ABS INITIALIZATION ROUTINE
1. Turn the ignition on.
2. With the scan tool, read and record the ABS DTCs.
  NOTE:
  Make sure the wheels are pointing straight and the vehicle is on level ground before proceeding.
3. With the scan tool, under "Miscellaneous Functions" perform the ABS Initialization routine. Perform the ABS VERIFICATION TEST. Refer to STANDARD PROCEDURE .
  Was the ABS Initialization successful?
  
  Yes
  - Go To 2
  No
  - Perform the ABS Initialization routine again, if still unsuccessful.
  - Go To 3
VERIFY DTC IS ACTIVE
1. Turn the ignition on, engine not running.
2. With the scan tool, record and erase DTCs.
  WARNING:
  To avoid possible serious or fatal injury, check brake capability is available before road testing.
3. Test drive the vehicle by turning the vehicle left and right in a curving manner at a velocity between 15 and 35 km/h (9 and 22 mph).
4. Park the vehicle.
5. With the scan tool, read ABS DTCs.
  Is this DTC active?
  
  Yes
  - Go To 3
  No
  - Perform the ABS-INTERMITTENT CONDITION TEST. Refer to STANDARD PROCEDURE .
ANTI-LOCK BRAKE SYSTEM (ABS) MODULE
1. Replace the Occupant Restraints Controller (ORC) in accordance with the Service Information. Refer to MODULE, OCCUPANT RESTRAINT CONTROLLER, REMOVAL .
2. Perform the ABS VERIFICATION TEST. Refer to STANDARD PROCEDURE .
3. Test drive the vehicle by turning the vehicle left and right in a curving manner at a velocity between 15 and 35 km/h (9 and 22 mph).
4. With the scan tool, read the DTCs.
  Does the DTC remain still active?
  
  Yes
  - Replace the Anti-Lock Brake System (ABS) Module in accordance with the Service Information. Refer to MODULE, ANTI-LOCK BRAKE SYSTEM (ABS), REMOVAL .
  - Perform the ABS VERIFICATION TEST. Refer to STANDARD PROCEDURE .
  No
  - Test complete.