This depends entirely on make model year and engine of the car.
Yes, the smog pump is correctly called an air injection pump. It pumps air into the exhaust when forst started to help the cat warm up.
The smog pump is also known as an air pump. It's only purpose is to blow more air into the exhaust system to help burn up unused fuel and carbon monoxide in the exhaust.
pumps smog
The sound you are hearing is most likely the air pump(aka smog pump) pulsing air into the system to help lower the exhaust emissions. If you know where the smog pump is located, put your hand on the pump and you should feel it "pulse" to the sound you are hearing. The sound you are hearing is most likely the air pump(aka smog pump) pulsing air into the system to help lower the exhaust emissions. If you know where the smog pump is located, put your hand on the pump and you should feel it "pulse" to the sound you are hearing.
The air pump or smog pump on a 99 GMC Jimmy is located right behind the bumper, below the radiator, and on the passenger side.
the secondary air injection system is the smog pump and valve. the valve is located on the exhaust manifold with 2 hoses leading to the smog pump which is located under the drivers side floor. it is electric.
The smog pump is designed to help clean the air the exits the exhaust. It might actually be detrimental to remove it if you have to pass emissions testing.
The 2001 Oldsmobile Aurora smog pump can be found on the left-hand side of the engine. The smog pump will be near the exhaust manifold.
Some trucks in 93 had air pumps, and a whole lot of them did not. You do not have to have a air pump. The engine will still run the same. The 8600 LB. GVW. and heaver trucks did not have a air pump.
A belt driven or electric motor air pump pumps fresh air into exhaust system before the catalytic converter.
The 1985 Ford Ranger smog pump is located on the firewall in the engine compartment. The smog pump will be on the drivers side of the firewall.
The KA24e in the stanza does not use an air pump (SMOG pump in CA). Rather, it uses vacuum valves and a hose that runs from under the air box to the exhaust collector.