DTC : U1281
DTC U1281 : Left Side BSI Radar Unit Lost Communication With MICU
DTC U1281 : Right Side BSI Radar Unit Lost Communication With MICU
NOTE: Before you troubleshoot, review the general troubleshooting information - Refer to:
How to Troubleshoot the Blind Spot Information System/Cross Traffic Monitor (2016 2017 2018) or
How to Troubleshoot the Blind Spot Information System/Cross Traffic Monitor (2019 2020 2021) .
| DTC Description | DTC |
|---|---|
| U1281 Left Side BSI Radar Unit Lost Communication With MICU | |
| U1281 Right Side BSI Radar Unit Lost Communication With MICU |
DTC (BSI)
- Problem verification
-1. Turn the vehicle to the ON mode.
- 2. Clear the DTC with the HDS.
Clear DTCs
- 3. Turn the vehicle to the OFF (LOCK) mode.
- 4. Turn the vehicle to the ON mode, then wait for at least 2 seconds.
- 5. Check for DTCs with the HDS.
DTC Description DTC U1281 Left Side BSI Radar Unit Lost Communication With MICU U1281 Right Side BSI Radar Unit Lost Communication With MICU Is DTC U1281 indicated?
YES
Go to the Multiplex Integrated Control System General Troubleshooting . If the symptom is still present, replace the appropriate BSI Radar Unit - Removal and Installation .
NO
Intermittent failure, the system is OK at this time. Go to intermittent failures troubleshooting - Refer to:
How to Troubleshoot the Blind Spot Information System/Cross Traffic Monitor (2016 2017 2018) or
How to Troubleshoot the Blind Spot Information System/Cross Traffic Monitor (2019 2020 2021) .