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:
Harness connector
Description
Harness connector (tab-locking type)
The tab-locking type connectors help prevent accidental looseness or
disconnection.
The tab-locking type connectors are disconnected by pushing or lifting
the locking tab(s). Refer to the figure
below.
Refer to the next page for desc ...
Speedometer and odometer
Speedometer
The speedometer indicates the vehicle speed.
Odometer/Twin trip odometer
The odometer 2 and the twin trip odometer 1
are displayed when the ignition switch is placed
in the ON position.
The odometer records the total distance the vehicle
has been driven.
The twin trip o ...
Wiring diagram
Base audio
Wiring diagram
...
