Subaru Forester: Catalytic converter - Driving tips - Subaru Forester Owner's ManualSubaru Forester: Catalytic converter

Turbo models
Turbo models

Non-turbo models
Non-turbo models

The catalytic converter is installed in the exhaust system. It serves as a catalyst to reduce HC, CO and NOx in exhaust gases, thus providing cleaner exhaust.

To avoid damage to the catalytic converter:
- Use only unleaded fuel. Even a small amount of leaded fuel will damage the catalytic converter.

- Never start the engine by pushing or pulling the vehicle.

- Avoid racing the engine.

- Never turn off the ignition switch while the vehicle is moving.

- Keep your engine tuned-up. If you feel the engine running rough (misfiring, backfiring or incomplete combustion), have your vehicle checked and repaired by an authorized SUBARU dealer.

- Do not apply undercoating or rust prevention treatment to the heat shield of catalytic converter and the exhaust system.

- Do not drive with an extremely low fuel level.

- Avoid fire hazards. Do not drive

- Avoid fire hazards. Do not drive or park the vehicle anywhere near flammable materials (e.g., grass, paper, rags or leaves), because the catalytic converter operates at very high temperatures.

- Keep everyone and flammable materials away from the exhaust pipe while the engine is running.

The exhaust gas is very hot.

    Engine exhaust gas (carbon monoxide)
    - Never inhale engine exhaust gas. Engine exhaust gas contains carbon monoxide, a colorless and odorless gas which is dangerous, or even lethal, if inhaled. - Always properly maintain the ...

    Periodic inspections
    To keep your vehicle in the best condition at all times, always have the recommended maintenance services listed in the maintenance schedule in the “Warranty and Maintenance Booklet” perfo ...

    See also:

    Fuel information
    Your vehicle must use only unleaded gasoline. Select octane rating 87 (Research Octane Number 91) or higher. Use of unleaded gasoline with an octane rating lower than 87 may result in engine knocki ...

    Using the Outside Mirror with the Blind Spot Mirror
    1. Set the main mirror so that the side of the vehicle can just be seen and the blind spot mirror has an unobstructed view. 2. When checking for traffic or before changing a lane, look at the main ...

    Powered tailgate opening height
    The maximum opening height can be set as required. This is useful in parking areas with low ceiling heights or just for ease of use. 1. Open the tailgate to the position which you want to set as t ...