Why Do Vehicles Go Out of Alignment?
If camber, caster or toe are out of specifications, there is usually a reason why.
Today’s Fuel Pressure Diagnostics
Direct injection pressure is measured with sensors, and you’ll need a scan tool to measure the signals.
Ignition System Do’s and Don’ts
Your first tool for diagnosing an ignition issue is your eyes. Spend some time inspecting the coil’s connector, boot and the spark plug. Often the cause of an ignition system problem will present itself.
Finding the Cause of Brake Pulls
Here are a few tips to follow when diagnosing brake pull during a test drive.
Diagnosing Intermittent Misfires
What if there are no codes and a misfire is intermittent? This is where it gets complicated.
Diagnosing Pull Conditions
When trying to cure a pull problem, it could be an issue with stacked tolerances of different components and systems.
How Accurate Is Your Click-Style Torque Wrench?
Click-style torque wrenches can be very accurate, but due to how the wrench makes the click, it can lose its factory calibration.
Tesla’s Air Ride System
Like with any air ride system, you have to perform specific procedures before you can work on the Telsa’s suspension or lift the vehicle. Some procedures will require a scan tool to actuate the valves in the system.
New Diagnostic Wrinkles to Cooling System Diagnostics
To diagnose an overheating or overcooling complaint, the most important thing is to understand what happens when a component fails and how the control system reacts.
Electric Power Steering Diagnostics: Load Management
Diagnosing electric power steering systems requires a technician to understand how the modules and sensors work together to determine the level of assist.
Diagnosing Driveability Problems
Understanding what comes out through the exhaust valve is critical to solving any emissions or driveability problem.
Diagnosing Poor Heater Performance Complaints
If a vehicle comes in with a complaint of poor heater performance, the issue may be the auxiliary water pump.