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.

VERIFY DIAGNOSTIC TROUBLE CODE (DTC) IS ACTIVE
NOTE:
If other DTC's are set they must be repaired before continuing. This DTC must be active for the results of this test to be valid and this DTC may set while driving under excessive driving conditions.
1. Turn the ignition on.
2. Using the scan tool, read and record ABS DTC's.
3. Using the scan tool, read and record Environmental Data (EV Data).
4. Using the scan tool, erase ABS DTC's.
5. Cycle the ignition switch.
  WARNING:
  Make sure brake capability is available before road testing.
6. Test drive the vehicle by turning the vehicle left or right in a curving manner at a velocity between 10 and 20 km/hr (6 and 12 m.p.h.).
7. Park the vehicle.
8. Using the scan tool, read ABS DTC's.
  Does this DTC reset?
  
  Yes
  - Go To 2.
  No
  - Perform the ABS INTERMITTENT CONDITION diagnostic procedure. Refer to ABS INTERMITTENT CONDITION .
CHECK HYDRAULIC SYSTEM AND BRAKE SYSTEM COMPONENT INSTALLATION AND FUNCTION
1. Verify that the Antilock Brakes Module and Hydraulic Control Unit are properly installed.
2. Verify that the hydraulic system is properly filled and bled.
3. Verify that the brake system components are installed and functioning properly.
  Were any problems found?
  
  Yes
  - Repair as necessary.
  - Perform the ABS VERIFICATION TEST. Refer to ABS VERIFICATION TEST .
  No
  - Replace the Dynamics Sensor in accordance with the Service Information.
  - Perform the ABS VERIFICATION TEST. Refer to ABS VERIFICATION TEST .