Troubleshooting Land Rover Air Ride Suspensions
Any time a ride height sensor or a module on a late-model Land Rover is replaced, you should calibrate the air ride system.
Solving Hyundai Theta Turbocharged Engine Problems
Knowing the basics of turbocharged systems can serve you well in solving problems with turbo-equipped Hyundais.
VW Intake Manifold
Some owners of VWs & Audis have experienced performance or drivability concerns tied to faulty intake manifolds.
VW Engine Misfire Diagnosis
Misfire faults have been commonly related to loose or damaged electrical connections and/or poor circuit grounds.
Drivability Issues Fuel Trim Diagnostics
No code diagnostics are some of the most challenging drivability issues.
Checking Your Fuel (Video)
Fuel systems can have many possible issues to diagnose. This video is sponsored by AP Emissions.
Solving VW False Fuel Pressure Reading
First, verify the customer did not run out of fuel at the time the DTCs were stored.
Porsche Active Motor Mounts
Over the years, motor mounts have evolved from when they were just an item to mount the engine to the frame or unibody.
What causes a P0420 code? (VIDEO)
If the front signals and the rear signals look identical, the catalyst is not doing its job. Sponsored by AP Emissions.
Understanding Electronic Throttle Controls
Is there a negative side to an electronic throttle body? Not from where I sit.