DTC 2620
DTC 2620 : BSI-CTM Diag
NOTE:
- Check the vehicle 12 volt battery condition first .
- This navigation DTC sets when NG is indicated in the BSI-CTM diagnosis (The BSI-CTM icon is red in the System Links).
- Check for Blind spot information system/Cross traffic monitor DTCs and resolve them before troubleshooting.
- Before you troubleshoot, make sure to follow the General Troubleshooting Information .
- Problem verification
-1. Clear the hard error codes .
-2. Turn the vehicle to the OFF (LOCK) mode then the ON mode.
-3. Check for hard error codes .
Is DTC 2620 indicated?
YES
The failure is duplicated, go to step 2.
NO
Intermittent failure, the system is OK at this time.
- Open wire check (B-CAN_H, B-CAN_L lines)
-1. Turn the vehicle to the OFF (LOCK) mode
-2. Disconnect the following connectors.
Audio-navigation unit connector A (24P) Left side BSI radar unit 6P connector -3. Check for continuity between test points 1 and 2.
Test condition Vehicle OFF (LOCK) mode Audio-navigation unit connector A (24P): disconnected Left side BSI radar unit 6P connector: disconnected Test point 1 Audio-navigation unit connector A (24P) No. 24 Test point 2 Left side BSI radar unit 6P connector No. 5 Test point 1 Audio-navigation unit connector A (24P) No. 14 Test point 2 Left side BSI radar unit 6P connector No. 3 Is there continuity?
YES
The B-CAN_H wire and the B-CAN_L wire are OK. Go to step 3.
NO
Repair an open in the wire (s) between the audio-navigation unit and the left side BSI radar unit.
- Audio-navigation unit check
-1. Substitute a known-good audio-navigation unit .
-2. Reconnect all the connectors.
-3. Turn the vehicle to the ON mode.
-4. Clear the hard error codes .
-5. Turn the vehicle to the OFF (LOCK) mode then the ON mode.
-6. Check for hard error codes .
Is DTC 2620 indicated?
YES
Replace the left side BSI radar unit .
NO
Replace the original audio-navigation unit.