Nissan Sentra Service Manual: System
- Engine control system
- Multiport fuel injection system
- Electric ignition system
- Intake valve timing control
- Exhaust valve timing control
- Intake manifold runner control
- Intake manifold tuning system
- Engine protection control at low engine oil pressure
- Fuel filler cap warning system
- Air conditioning cut control
- Cooling fan control
- Starter motor drive control
- Evaporative emission system
- Automatic speed control device (ASCD)
- Can communication
- Eco mode control
- Sport mode control
Structure and operation
Positive Crankcase Ventilation
This system returns blow-by gas to the intake manifold.
The positive crankcase ventilation (PCV) valve is provided to conduct crankcase
blow-by gas to the inta ...
Engine control system
ENGINE CONTROL SYSTEM : System Description
SYSTEM DIAGRAM
NOTE:
Position switch and clutch pedal position switch are not used in
models with CVT.
ASCD steering switch and brake pedal po ...
Other materials:
Battery saver output/power supply circuit
Description
Provides the battery saver output/power supply. Also cuts the power supply
when the interior lamp battery
saver is activated.
Component function check
1.Check battery saver output/power supply function
Consult
Turn ignition switch on.
Turn each interior lamp to the ON posit ...
Can communication circuit
Diagnosis procedure
1.Connector inspection
Turn the ignition switch OFF.
Disconnect the battery cable from the negative terminal.
Disconnect all the unit connectors on can communication system.
Check terminals and connectors for damage, bend and loose connection.
Is the inspection resu ...
Dlc 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 data link connector for
damage, bend and loose connection
(connector side and harness side).
Is the inspection resul ...
