Circuit/System Verification
- Ignition ON.
- Verify the scan tool can communicate with the left side object sensor.
- If the scan tool can not communicate with the left side object sensor
Refer to Circuit/System Testing - Left Side Object Sensor Malfunction .
- If the scan tool can communicate with the left side object sensor
- If the scan tool can not communicate with the left side object sensor
- Verify the scan tool can communicate with the right side object sensor.
- If the scan tool can not communicate with the right side object sensor
Refer to Circuit/System Testing - Right Side Object Sensor Malfunction .
- If the scan tool can communicate with the right side object sensor
- If the scan tool can not communicate with the right side object sensor
- Ignition OFF, ignition ON.
- Verify that both side blind zone alert system indicators located in the outside rearview mirrors briefly turn ON and then turn OFF during the system self test.
- If both side blind zone alert indicators do not briefly turn ON and OFF
- Verify the system is enabled
- If disabled, refer to diagnostic aids for cause of disable.
- If enabled, refer to Circuit/System Testing - Side Object Indicator Malfunction .
- If only one indicator does not briefly illuminate during the self test
Refer to Circuit/System Testing - Side Object Indicator Malfunction .
- If both side blind zone alert indicators briefly turn ON and OFF
- All OK.