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

Nissan Sentra Service Manual / General information / Basic inspection / Consult checking system / 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:

Removal and installation
Hood Hood assembly Hood assembly : exploded view Hood hinge (LH/RH) Hood assembly Hood bumper rubber Hood seal Hood insulator Hood support rod Hood support rod clamp Clip Hood assembly : removal and installation CAUTION: Use two people when removing or installing h ...

System
Headlamp system HEADLAMP SYSTEM : System Diagram HEADLAMP SYSTEM : System Description LOW BEAM OPERATION When the lighting switch is in 2nd position, the BCM receives input requesting the headlamps to illuminate. This input is communicated to the IPDM E/R across the CAN communication l ...

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 ...