DTC : B18C6, B1E76
DTC B18C6 : Short to Power in the Left Side BSI Radar Unit Indicator Circuit
DTC B1E76 : Short to Power in the Right Side BSI Radar Unit Indicator Circuit
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 |
|---|---|
| B18C6 Short to Power in the Left Side BSI Radar Unit Indicator Circuit | |
| B1E76 Short to Power in the Right Side BSI Radar Unit Indicator Circuit |
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 B18C6 Short to Power in the Left Side BSI Radar Unit Indicator Circuit B1E76 Short to Power in the Right Side BSI Radar Unit Indicator Circuit Is DTC B18C6 or B1E76 indicated?
YES
The failure is duplicated. Go to step 2.
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) .
- DTC check
-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. Disconnect the following connector.
BSI alert indicator 2P connector - 5. Turn the vehicle to the ON mode.
- 6. Check for DTCs with the HDS.
DTC Description DTC B18C6 Short to Power in the Left Side BSI Radar Unit Indicator Circuit B1E76 Short to Power in the Right Side BSI Radar Unit Indicator Circuit B18C7 Open in the Left Side BSI Radar Unit Indicator Circuit B1E77 Open in the Right Side BSI Radar Unit Indicator Circuit Is DTC B18C6 change to DTC B18C7, or B1E76 change to DTC B1E77?
YES
Replace the appropriate BSI Alert Indicator - Removal and Installation .
NO
Go to step 3.
- BSI radar unit check
-1. Turn the vehicle to the OFF (LOCK) mode.
- 2. Disconnect the following connector.
BSI radar unit 6P connector - 3. Turn the vehicle to the ON mode.
- 4. Measure the voltage between test points 1 and 2.
Test condition Vehicle ON mode BSI radar unit 6P connector: disconnected BSI alert indicator 2P connector: disconnected Test point 1 BSI alert indicator 2P connector No. 2 Test point 2 Body ground Is there battery voltage?
YES
Repair a shorted to power between the BSI alert indicator and the BSI radar unit.
NO
Replace the appropriate BSI Radar Unit - Removal and Installation .