FRONT DISPLAY UNIT : Diagnosis Procedure
WARNING: This page is about a different car, the 2011 Nissan 370Z. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK FUSE
Check for blown fuses.
FUSE REFERENCEPower source Fuse No. Battery 34 Ignition switch ACC or ON 19 Is the inspection result normal?
YES: Go to 2.
NO: Be sure to eliminate cause of malfunction before installing new fuse.
- CHECK POWER SUPPLY CIRCUIT
Check voltage between front display unit harness connector and ground.
TERMINALS REFERENCESignal name Connector No. Terminal No. Ignition switch position Value (Approx.) Battery power supply M75 11 OFF Battery voltage ACC power supply 23 ACC Is the inspection result normal?
YES: Go to 3.
NO: Check harness between front display unit and fuse.
- CHECK GROUND CIRCUIT
- Turn ignition switch OFF.
- Disconnect front display unit connector.
- Check continuity between front display unit harness connector and ground.
TERMINALS REFERENCE
| Signal name | Connector No. | Terminal No. | Ignition switch position | Continuity |
|---|---|---|---|---|
| Ground | M75 | 12 | OFF | Existed |
Is the inspection result normal?
YES: INSPECTION END
NO: Repair harness or connector.