VIDEO: Scope Current Ramp To Check Coil’s Secondary Circuit Function
Access to secondary waveform testing is nearly impossible on some modern coil over plug ignition coils. But what if you need to check the secondary circuit function of the coil? The solution might be scoping the current ramp.
Nissan VQ35 Water Pump: Chain-Driven Replacement Procedure
At the top of the list of the engines with the most challenging water pumps to replace is the Nissan VQ-Series V6 engines.
The Complicated Truth Of Alternator Testing Diagnostics
One test is not enough if you are diagnosing a charging system problem. All too often, the alternator is condemned as the source of the problem if only battery voltage is present with the engine running.
Wheel Bearing Technology: Don’t Become Complacent
Wheel bearings are changing because the vehicles they are attached to and the brake rotors located on the other side are evolving. This has changed the designs and specifications for most bearings.
Fuel System Diagnostics Is All In The Fuel Trim Numbers
With lean-burn operating strategies being built into many of today’s gasoline direct-injection and gasoline compression ignition engines, it’s important to build a foundational knowledge of how fuel trims work in the real world.
Import Cam Phasing Systems: Variable Valve Timing
One of the ways automakers squeeze more horsepower and torque from an engine is adding variable valve timing (VVT) to the valvetrain.
Northview High School Instructor Named Seventh Finalist For ‘B’laster Instructor Of The Year’
Anthony Migliorini shares how being an automotive instructor allows him to support his students to accomplish huge goals, be it hot rod makeovers or automotive competitions.
Gaither High School Instructor Named Sixth Finalist For ‘B’laster Instructor Of The Year’
Joe Mendola shares how restoring vehicles for drag racing helps his students learn every aspect of the vehicle, while learning the satisfaction of hard work.
Subaru Tech Tip: Washer Fluid Level Sensor Diagnostics
Understanding the inspection, diagnosis and replacement procedures for the washer fluid level sensor.
Audi Brake Pad Wear Sensor Operation And Service
Almost every Audi for the past 20 years has been equipped with electronic brake pad wear sensors. Most of them mount the brake pad with a clip, but some are molded into the brake pad. These sensors change their electrical resistance as the loop of wire is worn down and eventually breaks as the brake pads wear down.
