Nissan Sentra Service Manual: Three Way Catalyst
If a large amount of unburned fuel flows into the catalyst, the catalyst temperature will be excessively high. To prevent this, follow the instructions.
- Use unleaded gasoline only. Leaded gasoline will seriously damage the three way catalyst.
- When checking for ignition spark or measuring engine compression, make tests quickly and only when necessary.
- Do not run engine when the fuel tank level is low, otherwise the engine may misfire, causing damage to the catalyst.
Do not place the vehicle on flammable material. Keep flammable material off the exhaust pipe and the three way catalyst.
General Precautions
Do not operate the
engine for an extended period of time without proper exhaust ventilation.
Keep the work area well ventilated and free of any inflammable
materials. Special care should be take ...
Fuel (Regular Unleaded Gasoline Recommended)
Use unleaded regular gasoline with an octane rating of at least 87 AKI
(Anti-Knock Index) number (Research
octane number 91). E-85 fuel (85% fuel ethanol, 15% unleaded gasoline) may only
be used ...
Other materials:
F.M.V.S.S./C.M.V.S.S. certification label
The Federal/Canadian Motor Vehicle Safety
Standard (F.M.V.S.S./C.M.V.S.S.) certification label
is affixed as shown. This label contains valuable
vehicle information, such as: Gross Vehicle
Weight Ratings (GVWR), Gross Axle Weight
Rating (GAWR), month and year of manufacture,
Vehicle Identi ...
Fuel injector and fuel tube
Exploded View
Bracket
Fuel tube bracket
Fuel feed tube
Quick connector cap
Fuel tube
O-ring (black)
Fuel injector
O-ring (green)
Injector clip
CAUTION:
Do not remove or disassemble parts unless instructed.
Removal and Installation
WARNING:
Put a “CAUTION: FLAM ...
Brake pedal
Adjustment
BRAKE PEDAL HEIGHT
Remove instrument lower panel LH. Refer to IP-21, "Removal and
Installation".
Disconnect the harness connectors from the brake pedal position switch
(if equipped) and the stop lamp
switch.
Turn the stop lamp switch and brake pedal position swi ...
