DTC Troubleshooting: B1030
DTC B1030:
 Ultrasonic System Error
  1. Clear the DTCs with the HDS.
  1. Turn the ignition switch to LOCK (0) and then back to ON (II).
  1. Check for DTCs with the HDS.
Is DTC B1030 indicated?
YES -
Replace the alarm control siren.■
NO -
Intermittent failure, the system is OK at this time.■