Diagnostic Test

ANTI-LOCK BRAKE SYSTEM (ABS) 

1. Perform any Technical Service Bulletins (TSBs) that may apply.
2. Turn the ignition off.
3. Inspect the related wiring harness. Look for any chafed, pierced, pinched, or partially broken wires.
4. Inspect the related wire harness connectors. Look for broken, bent, pushed out, or corroded terminals.

   Were any problems found?

   Yes 

   • Repair as necessary.
   • Perform the ABS VERIFICATION TEST. Refer to ABS VERIFICATION TEST  .

   No 

   NOTE:

   For this failure it is necessary to replace both the ABS Module and the HCU as a complete unit.

   • Replace the Integrated Control Unit (ICU) in accordance with the Service Information. and. Refer to INTEGRATED CONTROL UNIT (ICU), REMOVAL .
   • Perform the ABS VERIFICATION TEST. Refer to ABS VERIFICATION TEST  .