Nissan Sentra Owners Manual: Maintenance and do-it-yourself
- Maintenance requirements
- General maintenance
- Maintenance precautions
- Engine compartment check locations
- Engine cooling system
- Engine oil
- Continuously Variable Transmission (CVT) fluid (if so equipped)
- Brake and clutch (if so equipped) fluid
- Windshield-washer fluid
- Battery
- Variable voltage control system
- Drive belt
- Spark plugs
- Air cleaner
- Windshield wiper blades
- Brakes
- Fuses
- Battery replacement
- Lights
- Wheels and tires
To protect your vehicle from corrosion
Wash and wax your vehicle often to keep the
vehicle clean.
Always check for minor damage to the paint
and repair it as soon as possible.
Keep drain holes at the bottom of the doors
open t ...
Maintenance requirements
Your NISSAN has been designed to have minimum
maintenance requirements with long service
intervals to save you both time and money;
however, some day-to-day and regular maintenance
is essential to ...
Other materials:
P0139 HO2S2
DTC Logic
DTC DETECTION LOGIC
The heated oxygen sensor 2 has a much longer switching time
between rich and lean than the air fuel ratio (A/F) sensor 1. The oxygen
storage capacity of the three way catalyst 1 causes the longer
switching time. To judge the malfunctions of heated oxygen sensor
2, ...
Cooling fan control
SYSTEM DIAGRAM
SYSTEM DESCRIPTION
ECM controls cooling fan speed corresponding to vehicle speed, engine coolant
temperature, refrigerant pressure,
air conditioner ON signal. Then control system has 3-step control
[HIGH/LOW/OFF].
Cooling Fan Operation
Cooling Fan Relay Operation
Whe ...
Wind deflector
Exploded view
Spring
Wind deflector
Roof panel
Sunshade
Glass lid
Front
Removal and installation
REMOVAL
Open the glass lid.
Release the springs (LH/RH), then remove the wind deflector.
INSTALLATION
Installation is in the reverse order of removal. ...
