B18A1

DTC Troubleshooting: B18A1

DTC B18A1:

BSI Control Unit Internal Circuit Error

1. Clear the DTCs with the HDS How To Troubleshoot The Blind Spot Information System (BSI).

2. Press the engine start/stop button to select the ON mode, then wait for 10 seconds.

3. Check for DTCs with the HDS How To Troubleshoot The Blind Spot Information System (BSI).

Is DTC B18A1 indicated?

YES -

Replace the BSI control unit BSI Control Unit Removal/Installation.�

NO -

Intermittent failure, the system is OK at this time.�