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The oxygen sensor(s) installed after (downstream of ) the catalytic converter(s) are called catalyst monitors
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∙ 14y ago
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How do you reset the catalyst monitor on a 2001 MPV?
catalyst monitor inc. How can i get it ready_
What is the catalyst monitor on a 1998 Ford Expedition emissions readiness test?
a catalytic converter is something that attaches to the cars exhaust, usually attached right to the engines exhaust manifold. It's purpose is to finish burning unburned, or partially burned fuel. It uses accelerants in order to do this. as such it's full of many precious minerals such as gold and platinum which is why they are so expensive. The catalyst monitor is a system that uses two oxygen sensors. one before the catalytic converter and one after. By using these two sensors the catalyst monitor system can determine if the converter is properly doing it's job. this system can throw a check engine light code usually for a bad converter or one or both of the oxygen sensors is bad.
What is the difference between a precatalyst and catalyst?
Pre-catalyst is a catalytic converter that is fitted to Diesel engines to control emissions soon after engine start up when the main catalytic converter is not yet up to operational temperatures. In Europe a pre-catalyst is commonly used where a Diesel Particulate filter is fitted for stage 4 and 5 emissions requirements. The DPF is placed upstream from the main catalyst and in turn prevents the main catalyst heating up quickly enough to control the very initial emissions.
Why is catalyst used in modern car engines?
To reduce unwanted or potentially environmentally harmful emissions.
Why are catalytic converters called like that?
Because they have a chemical catalyst inside them which neutralizes harmful emissions.
Where ARE the oxygen sensorS located on a 1996 Monte Carlo Z34 34L?
The location for the O2 sensor(s) are on the exhaust manifold in front(before catalyst, catalytic converter) for checking emissions from combustion chamber or behind (after catalyst) for analyzing emissions from the catalytic converter.
What is cat monitor on a Mercury Sable 2002?
That would be an oxygen sensor installed AFTER the catalytic converter ( also called a catalyst monitor )
Why are catalytic converters called catalytic converters?
Because they have a chemical catalyst inside them which neutralizes harmful emissions.
How many oxygen sensors does a 1999 ford explorer have?
On the 4.0 L OHV engine - 2 oxygen sensors - and one sensor used as a catalyst monitor for catalytic converter efficiency mounted downstream of the converter On the 4.0 SOHC engine - 2 oxygen sensors and 2 catalyst monitors
Where is the catalyst?
I've never heard of a vehicle that has a catalyst. A catalyst is like a bridge itallows things to happen. I think you are thinking of a catalytic converter. This is the box around your exhaust pipe and it is used for partially reducing the toxicity of emissions from the combustion of gasoline
Where is bank 1 sensor 2 on a 2000 f150?
Bank 1 is the passenger side of the V6 or V8 engine in a Ford F-150 Sensor 2 is after the catalytic converter ( downstream ) also called a catalyst monitor
Where is bank 1 sensor 2 on a 2003 ford expedition?
Bank 1 is the passenger side of the engine Sensor 2 is after the exhaust gas has passed through the catalytic converter ( downstream ) also known as a catalyst monitor
