Nissan Sentra Service Manual: Periodic maintenance
FUEL SYSTEM
Inspection
Inspect fuel lines, fuel filler cap, and fuel tank for improper attachment, leakage, cracks, damage, loose connections, chafing or deterioration.
- Engine
- Fuel line
- Fuel tank
If necessary, repair or replace damaged parts.
Quick Connector
CAUTION:
- After connecting fuel tube quick connectors, check quick connectors are secure.
- Ensure that connector and resin tube do not contact any adjacent parts.
Preparation
Special Service Tool
The actual shape of the tools may differ from those illustrated here.
Commercial Service Tool
...
Other materials:
Engine compartment
CAUTION
Never use a fuse of a higher or lower
amperage rating than specified on the
fuse box cover. This could damage the
electrical system or cause a fire.
If any electrical equipment does not come on,
check for an open fuse.
Be sure the ignition switch and the headlight
switch are ...
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, ...
Description
This vehicle has both new standard based on ISO* and previous standard
bolts/nuts. There are some differences
between these two types of bolts/ nuts; shape of the head, grade of strength,
hexagonal width across
flats and the standard tightening torque.
For guidance in discriminating, refer ...
