B18BB

DTC Troubleshooting: B18BA, B18BB

DTC B18BA:

Left BSI Radar Unit Version Incorrect

DTC B18BB:

Right BSI Radar Unit Version Incorrect

1. Clear the DTCs with the HDS.

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

3. Check for DTCs with the HDS.

Is DTC B18BA or B18BB indicated?

YES -

Go to step 4.

NO -

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

4. Check for DTCs with the HDS.

Are DTC B18BA and B18BB indicated?

YES -

Go to step 5.

NO -

An incorrect BSI radar unit is installed. Replace the BSI radar unit BSI Radar Unit Removal/Installation with the proper part.�

5. Check the part number of BSI control unit.

Does the part number of BSI control unit correspond to this vehicle?

YES -

Incorrect BSI radar units are installed. Replace both BSI radar units BSI Radar Unit Removal/Installation with the proper parts.�

NO -

An incorrect BSI control unit is installed. Replace the BSI control unit BSI Control Unit Removal/Installation with the proper part.�