Compressor Oil for R1234yf
Working on R-1234yf systems is not that different from the R-134a variety.
Inspecting Oil Filters
Cartridge oil filters are easy to inspect, but canister oil filters only give you a limited view.
Fuel Pumps and Cranking
Diagnosing the problem comes down to understanding what causes a loss of fuel pressure.
Auxiliary Coolant Pumps
Don’t be fooled into thinking that these pumps will go away with the surge in hybrid and electric vehicle production.
A/C Service Equipment: We’ve Got It Good These Days
The world of A/C service has changed over the years. New tools and equipment make the job easier than ever.
Acura High-Pressure Fuel Pump
Follow the correct repair procedures for a high-pressure fuel pump that is making a chirp.
Fuel Systems – Direct Injection
The configuration of any GDI system will vary according to age and application.
Curing Intermittent And Chronic Fuel Pump Failures
The fuel pump may be one of the most misdiagnosed components on a vehicle.
Ethanol & Fuel Systems
Here’s what you need to know about ethanol and E15 fuels.
High-Pressure GDI Fuel Pumps
When solving a fuel pump issue, the scan tool is your best friend.
Fuel Tank Contamination
A number of things can cause a fuel filter to plug up.
Oxygen Sensors And Catalyst Efficiency
Newer air/fuel ratio or wide-band sensors can detect a wide range of fuel conditions.
