EVAP Archives - AutoSuccessOnline
Quickly EVAP Test Late-Model Vehicles with Redline Detection EasyConnect

With EasyConnect, technicians can snap the adapters into an easily accessible line, then connect their smoke machine to the EVAP system.

EVAP Diagnostics and EPA Testing

If you concentrate on the basics of EVAP solving some of the most difficult EVAP problems, diagnostics gets a lot easier.

Top EVAP Tips When Replacing Fuel Pumps

Nothing is worse that an EVAP code after a fuel pump has been replaced. Discovering that the tank needs to be dropped again to address a problem can kill productivity and profitability. The following tips can help you avoid comebacks and having to drop the fuel tank for a second time.

What Are the O2 Sensors Telling the PCM?

The catalyst efficiency monitor verifies that the catalytic converter is operating at a high enough efficiency rating to keep exhaust emissions within the predetermined values. The PCM compares the signals from the upstream and downstream oxygen sensors to determine the state of the converter.