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B18 Owner's 2020-2025 Sentra owner information B18 Service 2020-2025 Sentra Workshop manual B17 Owner's 2013-2019 Sentra owner documentation B17 Service 2013-2019 Sentra service information

Nissan Sentra B18 (2020-2025) Service Manual: On Board Diagnostic (obd) System

Description

Description

This system is an on board diagnostic system that records exhaust emission-related diagnostic information and detects a sensors/actuator-related malfunction. A malfunction is indicated by the malfunction indicator lamp (MIL) and stored in ECU memory as a DTC. The diagnostic information can be obtained with the diagnostic tool (GST: Generic Scan Tool).

Gst (generic Scan Tool)

GST (Generic Scan Tool)

When GST is connected with a data link connector equipped on the vehicle side, it will communicate with the control module equipped in the Nissan Sentra vehicle and then enable various kinds of diagnostic tests. Refer to Description.

Note:

Service $0A is not applied for regions where it is not mandated.

    System
    Cvt Control System System Description System Description SYSTEM DIAGRAM Name Function TCM TCM Transmission range switch Transmission Range Switch Primary speed sensor Primary Sp...
    Diagnosis System (tcm)
    Diagnosis Description 1 Trip Detection Diagnosis and 2 Trip Detection Diagnosis 1 Trip Detection Diagnosis and 2 Trip Detection Diagnosis Note: “Start the engine and turn OFF ...

    Other materials:

    General maintenance
    During normal day-to-day operation of the Nissan Sentra, general maintenance should be carried out regularly as outlined in this section. If you notice any unusual noises, vibrations, or odors, identify the cause promptly or have the vehicle inspected without delay. In addition, if you believe ...

    Brake Fluid
    Draining Draining CAUTION: Before working, place the ignition switch in the OFF position and disconnect the harness connector from the ABS actuator and electric unit (control unit) or the negative battery terminal. Refer to Battery Disconnect ...

    Srs Air Bag. Precaution. Precautions
    Precautions Precaution for Supplemental Restraint System (srs) "air Bag" and "seat Belt Pre-Tensioner" Precaution for Supplemental Restraint System (SRS) "AIR BAG" and "SEAT BELT PRE-TENSIONER" The Supplemental Restraint System such as “AIR BAG” and “SEAT BELT PRE-T ...