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:

Hood
Pull the hood lock release handle 1 located below the instrument panel until the hood springs up slightly. Locate the lever 2 in between the hood and grille and push the lever sideways with your fingertips. Raise the hood 3 . Remove the support rod 4 and insert it into the slo ...

Avoiding collision and rollover
WARNINGFailure to operate this vehicle in a safe and prudent manner may result in loss of control or an accident. Be alert and drive defensively at all times. Obey all traffic regulations. Avoid excessive speed, high speed cornering, or sudden steering maneuvers, because these ...

P0197, P0198 EOTSensor
DTC Logic DTC DETECTION LOGIC DTC No. CONSULT screen terms (Trouble diagnosis content) DTC detecting condition Possible cause P0197 EOT SEN/CIRC (Engine oil temperature sensor circuit low) An excessively low voltage from the engine oil temperature sensor ...