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:

Wiring diagram
Can system Wiring Diagram ...

C1604 Torque sensor
DTC Logic DTC DETECTION LOGIC DTC Display item Malfunction detected condition Possible cause C1604 TORQUE SENSOR When torque sensor output signal is malfunctioning Harness or connector Torque sensor EPS control unit DTC CONFIRMATION ...

Measurement of weights
Secure loose items to prevent weight shifts that could affect the balance of your vehicle. When the vehicle is loaded, drive to a scale and weigh the front and the rear wheels separately to determine axle loads. Individual axle loads should not exceed either of the gross axle weight ratings ( ...