Nissan Sentra Service Manual: Wiring diagram

Ecu diagnosis information

ECM Reference Value VALUES ON THE DIAGNOSIS TOOL NOTE: The following table includes information (items) inapplicable to this vehicle. For information (items) applicable to this vehicle, re ...

Basic inspection

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Other materials:

P0643 Sensor power supply
Description ECM supplies a voltage of 5.0 V to some of the sensors systematically divided into 2 groups, respectively. Accordingly, when a short circuit develops in a sensor power source, a malfunction may occur simultaneously in the sensors belonging to the same group as the shorted-circui ...

Precaution
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-TENSIONER”, used along with a front seat belt, helps to reduce the risk or severity of injur ...

System description
Component parts Body control system Body control system : component parts location BCM (view with instrument panel removed) Combination switch reading system Combination switch reading system : component parts location BCM (view with combination meter removed) Combination s ...