Diagnostics Archives -
Ignition System Tests You Should (And Shouldn’t) Follow

Do your technicians use tests that might give inconclusive results or do damage to the coil or drivers inside a module?

Repairing Wiring Harnesses

We explore the basics of probing and poking.

Shift pointers: Tricky Sensor Situations

Diagnostic skill implemented by one transmission technician allowed him to find success with two repairs in one day.

Diagnostic Procedures For Stop/Start Systems

Stop/start technology is more than just a switch wired to the brake pedal and starter. Can your techs solve its problems?

BMW Infotainment System Service Tips

Even the most sophisticated systems can encounter issues.

Ride Control Diagnostics From Tire Wear Patterns

Learning how to read the tire and communicate your findings is the key to safe and effective ride control service.

How To Solve Overheating/Overcooling Complaints

New cooling systems anticipate and influence changes in coolant temperature.

Hyundai & Kia Hybrid Drivetrain Diagnostics

The Hyundai hybrid system has a motor control unit (MCU) and hybrid control unit (HCU) with regenerative braking.

Explaining Why A Customer’s Car Leaks Oil

Service advisors, explain that there are a few common causes for the majority of oil leaks on the road.

Tire Mounted Sensors: The Future of Intelligent Tires

Tire-mounted sensors offer expanded capabilities for TPMS technology advancement.

How Can You Tell When A Car Is Lying To You?

You may expect some fibs from a driver, but their car will tell you the truth, right? With transmissions, not always.

Six Tips To Make Battery Diagnostics Better

Dead doesn’t always mean gone, especially under the hood. Here’s what to check when there’s no life in the battery.