The fuel pump may be one of the most misdiagnosed components on a vehicle.
Newer air/fuel ratio or wide-band sensors can detect a wide range of fuel conditions.
GDI technology has improved but drivers could face problems if they don’t keep up with maintenance.
Use a scan tool that can look at special direct fuel injection parameters and perform bidirectional tests.
The behavior of the fuel wells, pumps & sending units are often misdiagnosed, leading to fuel pumps being replaced.
No code diagnostics are some of the most challenging drivability issues.
The cause of the misfires is the temperature fuel evaporates, otherwise known as the volatility.
The purpose of common rail injection is to deliver high-pressure fuel to the injector.
The average price of #2 Diesel Fuel in the U.S. was $3.13 in April, down two cents from March.