Nissan Sentra B18 (2020-2025) Service Manual: Starting System
System Description
SYSTEM DIAGRAM
System Description
-
“B” terminal is constantly supplied with 12V battery power.
-
When starter operating condition is satisfied, IPDM E/R turns starter relay ON by starter relay control signal.
-
When engine cranking condition is satisfied, BCM turns starter cut relay ON by starter cut relay control signal.
-
Then 12V battery power is supplied to starter motor (“S” terminal) through starter cut relay and starter relay.
System
...
Other materials:
Confirmation Procedure
Confirmation Procedure
PRECONDITIONING
If “Confirmation Procedure” has been
previously conducted, always place the ignition switch OFF and wait
at least 10 seconds before conducting the next test.
>&g ...
Dtc Diagnosis Procedure
DTC Diagnosis
Procedure
CHECK FUSE
Ignition switch OFF.
Check that the following fuse is not blown (open):
...
Diagnosis Procedure
Diagnosis Procedure
CHECK PARKING BRAKE SWITCH
CIRCUIT
Disconnect combination meter harness connector
and parking brake switch harness connector.
Check continuity be ...
