Diagnosis Procedure
WARNING: This page is about a different car, the 2016 Infiniti Q50. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK DISK EJECT SIGNAL
- Turn ignition switch ON.
- Check the voltage between AV control unit harness connector terminals.
AV control unit Condition Voltage
(Approx.)Connector (+) (-) Terminal M163 8 9 Pressing the eject switch 0 - 1.5 V Except for above Battery voltage
Is the inspection result normal?
YES
Replace AV control unit. Refer to REMOVAL AND INSTALLATION .
NO
GO TO STEP 2 .
- CHECK DISK EJECT SIGNAL CIRCUIT FOR OPEN
- Turn ignition switch OFF.
- Disconnect AV control unit harness connector and integral switch harness connector.
- Check the continuity between AV control unit harness connector and integral switch harness connector.
AV control unit Integral switch Continuity Connector Terminal Connector Terminal M163 8 M1 7 Existed
Is the inspection result normal?
YES
GO TO STEP 3 .
NO
Repair or replace malfunctioning parts.
- CHECK DISK EJECT SIGNAL CIRCUIT FOR SHORT
Check the continuity between AV control unit harness connector and ground.
AV control unit Ground Continuity Connector Terminal M163 8 Not existed Is the inspection result normal?
YES
GO TO STEP 4 .
NO
Repair or replace malfunctioning parts.
- CHECK DISK EJECT SIGNAL GROUND CIRCUIT
Check the continuity between AV control unit harness connector and integral switch harness connector.
AV control unit Integral switch Continuity Connector Terminal Connector Terminal M163 9 M1 16 Existed Is the inspection result normal?
YES
Replace integral switch. Refer to REMOVAL AND INSTALLATION .
NO
Repair or replace malfunctioning parts.