There are hundreds of things that can cause the check engine light to come on. See related questions below for more info.
Bank 2 is the drivers side of the engine on your 1999 Mercury Marquis Sensor 1 is before the catalytic converter ( upstream ) Sensor 2 is after the catalytic converter ( downstream )
Bank 2 is the drivers side of the engine in your Mercury Mountaineer Sensor 1 is between the engine and the catalytic converter ( upstream ) Sensor 2 is after the catalytic converter ( downstream )
Yes it can.
There is actually two catalytic converters. They are the first two components in the exhaust system and lie directly under the engine.
In the exhaust pipe, near the engine.In the exhaust pipe, near the engine.
Bank 2 is the drivers side of the engine in your Mercury Mountaineer Sensor 2 is in the exhaust after the catalytic converter
On a 2000 Mercury Mountaineer ( 4.0 V6 and 5.0 V8 ) Bank 2 is the drivers side of the engine Sensor 1 is close to the engine BEFORE the exhaust enters the catalytic converter Sensor 2 is AFTER the exhaust has passed through the catalytic converter
There are two catalytic converters, both located in the exhaust under the engine. Some California models had converters attached to the exhaust manifolds.
The catalytic converter is behind the engine.
If the car is buit after 1996 you will need to install a new catalytic converter to get check engine light to go out if the code is for the cat.
The catalytic converter is in the exhaust pipe directly behind the engine.The catalytic converter is in the exhaust pipe directly behind the engine.
That depends on the engine and the fuel you've used. If the engine starts burning oil a catalytic converter can fail rapidly. Some fuel additives can also cause a catalytic converter to fail prematurely.