B18A1
DTC Troubleshooting: B18A1
DTC B18A1:
BSI Control Unit Internal Circuit Error
1. Clear the DTCs with the HDS.
2. Turn the ignition switch to ON (II), then wait for 10 seconds.
3. Check for DTCs with the HDS.
Is DTC B18A1 indicated?
YES -
Replace the BSI control unit See: Accessories and Optional Equipment/Collision Avoidance and Parking Assist Systems/Blind Spot
Module/Service and Repair/BSI Control Unit Removal/Installation.?
NO -
Intermittent failure, the system is OK at this time.?
B18A5
DTC Troubleshooting: B18A5
DTC B18A5:
Left BSI Radar Unit Temperature High
NOTE: It is usually difficult to duplicate this DTC.
1. Check for DTCs with the HDS.
Is DTC B18A5 indicated?
YES -
Go to step 2.
NO -
Intermittent failure, the system is OK at this time.?
2. Check the exhaust system and heat shields for alternations and malfunctions.
Are all parts OK?
YES -
Intermittent failure due to temporary high temperature around the BSI radar unit, the system is OK at this time. Clear the DTCs.?
NO -
Repair faulty part.?
B18A6
DTC Troubleshooting: B18A6
DTC B18A6:
Right BSI Radar Unit Temperature High
NOTE: It is usually difficult to duplicate this DTC.
1. Check for DTCs with the HDS.
