Av Control Unit Self Diagnosis Results
WARNING: This page is about a different car, the 2016 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.
| Only Unit Part Is Displayed In Red |
| Screen switch |
Description |
Possible cause |
| Control unit |
Malfunction is detected in AV control unit power supply or ground circuit. |
- AV control unit power supply or ground circuits. Refer to DIAGNOSIS PROCEDURE
.
- If no malfunction is detected in AV control unit power supply and ground circuits, replace AV control unit. Refer to REMOVAL AND INSTALLATION .
|
| A Connecting Cable Between Units Is Displayed In Yellow |
| Area with yellow connection lines |
Description |
Possible cause |
| Control unit ==> Front Display |
Malfunction is detected in serial communication circuits between AV control unit and display unit. |
Serial communication circuits between AV control unit and display unit. Refer to DTC LOGIC
. |
| Control unit ==> SAT |
When any of the following is detected:
- satellite radio tuner power supply or ground circuit malfunction.
- communication circuit malfunction between AV control unit and satellite radio tuner.
- request signal circuit malfunction between AV control unit and satellite radio tuner.
|
- Satellite radio tuner power supply or ground circuits. Refer to DIAGNOSIS PROCEDURE
.
- Communication circuit between AV control unit and satellite radio tuner. Refer to DTC LOGIC
.
- Request signal circuit between AV control unit and satellite radio tuner. Refer to DTC LOGIC
.
|
| Control unit ==> BTHF |
When any of the following is detected:
- Bluetooth®
control unit power supply or ground circuit malfunction.
- AV communication circuit malfunction between AV control unit and Bluetooth®
control unit.
|
- Bluetooth®
control unit power supply or ground circuits. Refer to DIAGNOSIS PROCEDURE
.
- AV communication circuits between AV control unit and Bluetooth®
control unit.
|