Nissan Sentra manuals

Nissan Sentra Service Manual: CONSULT Data Link Connector (DLC) Circuit

Inspection procedure

If the CONSULT cannot diagnose the system properly, check the following items.

Symptom

Check item

CONSULT cannot access any system.
  • CONSULT DLC power supply circuit (Terminal 8 and 16) and ground circuit (Terminal 4 and 5)
CONSULT cannot access individual system. (Other systems can be accessed.)
  • Power supply and ground circuit for the control unit of the system (For detailed circuit, refer to wiring diagram for each system.)
  • Open or short circuit between the system and CONSULT DLC (For detailed circuit, refer to wiring diagram for each system.)
  • Open or short circuit CAN communication line. Refer to LAN-16, "Trouble Diagnosis Flow Chart".

NOTE:

The DDL2 circuits and CAN communication lines from DLC pins 6, 7 and 14 may be connected to more than one system. A short in a DDL circuit or CAN lines connected to a control unit in one system may affect CONSULT access to other systems. For a complete DDL circuit layout, refer to GI-49, "Wiring Diagram". For a complete CAN line layout, refer to LAN-33, "Wiring Diagram".

Function and System Application
x : Applicable With NAVI With CVT With auto A/C ...

Wiring diagram
Consult checking system Wiring Diagram ...

Other materials:

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System
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Door switch
Component Function Check 1.Check function Select DOOR LOCK of BCM using CONSULT Select door sw-dr, door sw-as in data monitor mode Check that the function operates normally according to the following conditions. Is the inspection result normal? YES >> Door switch is OK. NO ...

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