Diagnosis Procedure
WARNING: This page is about a different car, the 2019 Nissan NV3500 HD, 2019 Nissan NV2500 HD, and 2019 Nissan NV1500. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK USB INTERFACE HARNESS CONTINUITY
- Turn ignition switch OFF.
- Disconnect audio unit connector M94 and front auxiliary input jacks connector M72.
- Check continuity between audio unit connector M94 and front auxiliary input jacks connector M72.
Audio unit
Front auxiliary input jacks
Continuity
Connector
Terminal
Connector
Terminal
M94
61
M72
9
Yes
62
8
63
7
65
5
66
10
- Check continuity between audio unit connector M94 and ground.
Audio unit
--
Continuity
Connector
Terminal
M94
61
Ground
No
63
Is the inspection result normal?
YES
Replace the front auxiliary input jacks. Refer to Removal and Installation .
NO
Repair or replace harness or connectors.