Nissan Sentra Service Manual: Precaution for Seat Belt Service
CAUTION:
- Before removing the seat belt pre-tensioner assembly, turn the
ignition switch OFF, disconnect both
battery terminals and wait at least three minutes. For approximately three
minutes after the battery
terminals have been removed, it is still possible for the air bag and seat
belt pre-tensioner to deploy.
Therefore, do not attempt work on any SRS connectors or wires until at least three minutes have passed.
- After replacing or reinstalling seat belt pre-tensioner assembly or reconnecting seat belt pre-tensioner assembly connector, make sure entire SRS operates properly. Refer to SRC-41, "ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT : Special Repair Requirement".
- Do not disassemble buckle or seat belt assembly.
- Replace anchor bolts if they are deformed or worn out.
- Do not oil tongue or buckle.
- If any component of seat belt assembly is questionable, do not repair. Replace the whole seat belt assembly.
- If webbing is cut, frayed or damaged, replace seat belt assembly.
- When replacing seat belt assembly, use a genuine NISSAN seat belt assembly.
Precaution for Supplemental Restraint System (SRS) "AIR BAG" and "SEAT BELT
PRE-TENSIONER"
The Supplemental Restraint System such as “AIR BAG” and “SEAT BELT PRE-TENSIONER”,
used along
with a front seat belt, helps to reduce the risk or severity of injury to the
dri ...
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 (d ...
Other materials:
P0420 Three way catalyst function
DTC Logic
DTC DETECTION LOGIC
The ECM monitors the switching frequency ratio of air fuel ratio (A/F)
sensor 1 and heated oxygen sensor 2.
A three way catalyst (manifold) with high oxygen storage capacity
will indicate a low switching frequency of heated oxygen sensor 2.
As oxygen storage c ...
Air cleaner and air duct
Exploded View
Mass air flow sensor
Mass air flow gasket
Clamp
Air duct (suction side)
Resonator
Clamp
PCV hose
Clamp
Clamp
Air cleaner cover
Mounting rubber
Air cleaner filter
Air cleaner body
Air duct inlet (lower)
Air duct inlet (upper)
Mounting rubber
Brack ...
Rear window defogger and door mirror defoggers do not operate
Diagnosis procedure
Regarding Wiring Diagram information, refer to DEF-20, "Wiring Diagram".
1. Check rear window defogger switch
Check rear window defogger switch.
Refer to def-30, "component function check".
Is the inspection result normal?
Yes >> go to 2.
No ...
