Nissan Sentra manuals

Nissan Sentra Service Manual: On board diagnostic (OBD) system

Nissan Sentra Service Manual / Engine / Engine control system / Operation / On board diagnostic (OBD) system

Diagnosis 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)

When GST is connected with a data link connector equipped on the vehicle side, it will communicate with the control unit equipped in the vehicle and then enable various kinds of diagnostic tests. Refer to GI-47, "Description".

NOTE:

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

Automatic speed control device  (ASCD)
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Diagnosis system (ECM)
Diagnosis description : 1st trip detection logic and two trip detection logic When a malfunction is detected for the first time, 1st trip DTC and 1st trip Freeze Frame data are stored in the ECM ...

Other materials:

Main line between ipdm-e and dlc circuit
Diagnosis procedure 1.Check connector Turn the ignition switch off. Disconnect the battery cable from the negative terminal. Check the following terminals and connectors for damage, bend and loose connection (connector side and harness side). Harness connector e4 Harness connec ...

CVT Shift selector
Exploded View Shift selector knob Lock pin Knob cover Position indication panel Detent switch Shift lock unit Park position switch Shift selector assembly Shift selector harness assembly Position bulb Key interlock rod With push-button ignition switch system Wi ...

Headlight control switch
Type A Type B Lighting When turning the switch to the position, the front parking, tail, license plate and instrument panel lights come on. When turning the switch to the position, the headlights come on and all the other lights remain on. Headlight Type B is equipped w ...

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