How to Troubleshoot the ACC
How to Clear DTCs
NOTE: You cannot clear the DTCs manually.
  1. With the ignition switch to LOCK (0), connect the HDS to the DLC (A) under the left side of the dashboard.
  1. Turn the ignition switch to ON (II).
  1. Make sure the HDS communicates with the vehicle and the ACC unit. If it does not communicate, troubleshoot the DLC circuit.
  1. Clear the DTC(s) by following the screen prompts on the HDS.
    NOTE: See the HDS Help menu for specific instructions.