U1302

DTC Logic








Diagnosis Procedure


1. CHECK AROUND VIEW MONITOR CONTROL UNIT POWER SUPPLY AND GROUND CIRCUIT

Check around view monitor control unit power supply and ground circuit. Refer to "AROUND VIEW MONITOR CONTROL UNIT : Diagnosis Procedure" Around View Monitor Control Unit.
Is the check result normal?
YES- GO TO 2.
NO- Repair malfunctioning parts.

2. CHECK REAR CAMERA POWER SUPPLY OUTPUT CIRCUIT (CHECK FOR SHORT CIRCUIT)

1.Disconnect around view monitor control unit connector and rear camera connector.
2.Check whether or not continuity between around view monitor control unit harness connector and ground is normal.





Is the check result normal?
YES- GO TO 3.
NO- Repair the harnesses or connectors.

3. CHECK REAR CAMERA POWER SUPPLY 1

1.Connect around view monitor control unit connector.
2.Turn ignition switch ON.
3.Check whether or not voltage between around view monitor control unit harness connectors is normal.





Is the check result normal?
YES- GO TO 4.
NO- Replace around view monitor control unit. Refer to "Removal and Installation" Service and Repair.

4. CHECK REAR CAMERA POWER SUPPLY 2

1.Turn ignition switch OFF.
2.Connect rear camera connector.
3.Turn ignition switch ON.
4.Check whether or not voltage between around view monitor control unit harness connectors is normal.





Is the check result normal?
YES- GO TO 5.
NO- Replace rear camera. Refer to "Removal and Installation" Removal and Installation.

5. CHECK FRONT CAMERA POWER SUPPLY OUTPUT CIRCUIT (CHECK FOR SHORT CIRCUIT)

1.Turn ignition switch OFF.
2.Disconnect around view monitor control unit connector and front camera connector.
3.Check whether or not continuity between around view monitor control unit harness connector and ground is normal.





Is the check result normal?
YES- GO TO 6.
NO- Repair the harnesses or connectors.

6. CHECK FRONT CAMERA POWER SUPPLY 1

1.Connect around view monitor control unit connector.
2.Turn ignition switch ON.
3.Check whether or not voltage between around view monitor control unit harness connectors is normal.





Is the check result normal?
YES- GO TO 7.
NO- Replace around view monitor control unit. Refer to "Removal and Installation" Service and Repair.

7. CHECK FRONT CAMERA POWER SUPPLY 2.

1.Turn ignition switch OFF.
2.Connect front camera connector.
3.Turn ignition switch ON.
4.Check whether or not voltage between around view monitor control unit harness connectors is normal.





Is the check result normal?
YES- GO TO 8.
NO- Replace front camera. Refer to "Removal and Installation" Front Camera.

8. CHECK SIDE CAMERA RH POWER SUPPLY OUTPUT CIRCUIT (CHECK FOR SHORT CIRCUIT)

1.Turn ignition switch OFF.
2.Disconnect around view monitor control unit connector and door mirror (driver side) connector.
3.Check whether or not continuity between around view monitor control unit harness connector and ground is normal.





Is the check result normal?
YES- GO TO 9.
NO- Repair the harnesses or connectors.

9. CHECK SIDE CAMERA RH POWER SUPPLY 1

1.Connect around view monitor control unit connector.
2.Turn ignition switch ON.
3.Check whether or not voltage between around view monitor control unit harness connectors is normal.





Is the check result normal?
YES- GO TO 10.
NO- Replace around view monitor control unit. Refer to "Removal and Installation" Service and Repair.

10. CHECK SIDE CAMERA RH POWER SUPPLY 2

1.Turn ignition switch OFF.
2.Connect door mirror (driver side) connector.
3.Turn ignition switch ON.
4.Check whether or not voltage between around view monitor control unit harness connectors is normal.





Is the check result normal?
YES- GO TO 11.
NO- Replace side camera RH. Refer to "Removal and Installation" Side Camera.

11. CHECK SIDE CAMERA LH POWER SUPPLY OUTPUT CIRCUIT (CHECK FOR SHORT CIRCUIT)

1.Turn ignition switch OFF.
2.Disconnect around view monitor control unit connector and door mirror (passenger side) connector.
3.Check whether or not continuity between around view monitor control unit harness connector and ground is normal.





Is the check result normal?
YES- GO TO 12.
NO- Repair the harnesses or connectors.

12. CHECK SIDE CAMERA LH POWER SUPPLY 1

1.Connect around view monitor control unit connector.
2.Turn ignition switch ON.
3.Check whether or not voltage between around view monitor control unit harness connectors is normal.





Is the check result normal?
YES- GO TO 13.
NO- Replace around view monitor control unit. Refer to "Removal and Installation" Service and Repair.

13. CHECK SIDE CAMERA LH POWER SUPPLY 2

1.Turn ignition switch OFF.
2.Connect door mirror (passenger side) connector.
3.Turn ignition switch ON.
4.Check whether or not voltage between around view monitor control unit harness connectors is normal.





Is the check result normal?
YES- Replace around view monitor control unit. Refer to "Removal and Installation" Service and Repair.
NO- Replace side camera LH. Refer to "Removal and Installation" Side Camera.