Diagnostic Test

VERIFY THE IS ACTIVE 

1. Perform any Technical Service Bulletins (TSBs) that may apply.
2. Ignition on, engine not running.
3. With the scan tool, read and record the ABS DTCs.
4. With the scan tool, read and record Environmental Data (EV Data).
5. With the scan tool, erase ABS DTCs.
6. Using the scan tool, under "Miscellaneous Functions" perform the Longitudinal/Lateral G-Sensor Calibration routine.
   WARNING:

   To avoid possible serious or fatal injury, check brake capability is available before road testing.

7. Test drive the vehicle by turning the vehicle left or right in a curving manner at a velocity between 15 and 35 km/h (9 and 22 mph).
8. Park the vehicle on level ground.
9. With the scan tool, read the ABS DTCs.

   Is the DTC active at this time?

   Yes 

   • Replace the Anti-Lock Brake System (ABS) Module in accordance with the Service Information. Refer to MODULE, ANTI-LOCK BRAKE SYSTEM, REMOVAL .
   • Perform the ABS VERIFICATION TEST. Refer to ABS VERIFICATION TEST .

   No 

   • Perform the ABS-INTERMITTENT CONDITION TEST. Refer to ABS INTERMITTENT CONDITION .