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:
P050A, P050B, P050E Cold start control
Description
ECM controls ignition timing and engine idle speed when engine is started
with pre-warming up condition.
This control promotes the activation of three way catalyst by heating the
catalyst and reduces emissions.
DTC Logic
DTC DETECTION LOGIC
NOTE:
If DTC P050A, P050B or P050E ...
Push-button ignition switch positions
LOCK (Normal parking position):
The ignition switch can only be locked in this
position.
The ignition switch will be unlocked when it is
pushed to the ACC position while carrying the
Intelligent Key or with the Intelligent Key inserted
in the port.
The ignition switch will lock when any d ...
Precaution for Work
When removing or disassembling each component, be careful not to damage
or deform it. If a component
may be subject to interference, be sure to protect it with a shop cloth.
When removing (disengaging) components with a screwdriver or similar
tool, be sure to wrap the component
with a ...
