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:
Removal and installation
Combination meter
Exploded view
Combination meter
Front cover
Removal and installation
Removal
Remove cluster lid a. Refer to ip-19, "removal and installation".
Remove the screws from the combination meter.
Remove the combination meter.
Disconnect the comb ...
P0131 A/F Sensor 1
DTC Logic
DTC DETECTION LOGIC
To judge the malfunction, the diagnosis checks that the A/F signal computed
by ECM from the A/F sensor 1
signal is not inordinately low.
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible cause
P01 ...
ECU diagnosis information
Diagnosis sensor unit
DTC Index
DIAGNOSTIC CODE CHART
NOTE:
Follow the procedures in numerical order when repairing malfunctioning
parts. Confirm whether malfunction is
eliminated using air bag warning lamp or CONSULT each time repair is finished.
If malfunction is still
observed, proceed ...
