Nissan Sentra B18 (2020-2025) Service Manual: Power Supply, Ground & Circuit Elements :: System Description
Commercial Service Tool
Commercial Service Tool
Tool name
Description
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Component Parts
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Other materials:
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 diagnos ...
Bcm branch line circuit
Diagnosis Procedure
1.Check connector
Turn the ignition switch off.
Disconnect the battery cable from the negative terminal.
Check the terminals and connectors of the BCM for damage, bend and loose
connection (unit side and
connector side).
Is the inspection result normal?
YES > ...
Power Supply and Ground Circuit
Diagnosis Procedure
Diagnosis Procedure
CHECK CHASSIS CONTROL MODULE (WITH
BUILT IN STEERING ANGLE SENSOR) IGNITION POWER SUPPLY
Turn the ignition switch OFF.
Disconnect the chassis control module
(with built ...
