DTC Troubleshooting: B18DB
DTC B18DB: Left Side BSI Radar Unit Received The Audio/Navigation Unit Failure Information
NOTE: Before you troubleshoot, review the general troubleshooting information.

DTC Description
DTC
B18DB Left Side BSI Radar Unit Received The Audio/Navigation Unit Failure Information
  

1.
BSI radar unit connector check:

BSI radar unit connector check
?1.
Check for poor connections or loose terminals at the BSI radar unit 6P connector.

Is the BSI radar unit 6P connector OK?

     
YES
     
     
     
Go to step 2.
     
NO
     
     
     
Repair or reconnect the connector securely.?
2.
BSI radar unit check:

BSI radar unit check
?1.
Turn the vehicle to the ON mode, and read the HDS.
DTC Description
DTC
B18DB Left Side BSI Radar Unit Received The Audio/Navigation Unit Failure Information
  

Is DTC B18DB indicated?

     
YES
     
     
     
Go to the audio system or navigation system general troubleshooting information. If the symptom is still present, replace the appropriate BSI radar unit.?
     
NO
     
     
     
Intermittent failure, the system is OK at this time. Refer to intermittent failures troubleshooting.?