

Underhood
Not Your Father’s Fuel Pump: Today’s Fuel Pumps Are Different
Understanding fuel pressure and volume is more complicated thanks to fuel injection.
Understanding fuel pressure and volume is more complicated thanks to fuel injection.
All ignition coils transform a low-voltage/high-current power in the primary to high-voltage/low-current energy in the secondary.
In the shop, it is essential to understand what is different on stop/start vehicles and how it might change your...
Servicing the serpentine belt on some vehicles is a tough task. Without the right tools it is almost impossible. Here...
All too often, technicians assume fuel pressure is “good” without actually measuring it. If the engine runs, they assume the...
Air filters are normal wear items that require regular checks and replacement. Their role is to trap dirt particles that...
New data from Navigant Research shows stop-start capability anticipated to be the most important innovation in improving fuel efficiency.
If one or more TPMS sensors have been replaced on most Mitsubishi vehicles, the new ID information has to be...
Auto manufacturers, in general, are continuing to reduce vehicle maintenance requirements by extending oil change intervals. But extended oil change...
Diagnosing Failing Fuel Pumps