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How to Interpret Warning Alerts After Automotive School

Automotive Training Centre

Common Types of Warning Alerts Modern vehicles have warning lights that indicate everything from minor maintenance reminders to serious system failures. Check Engine Light (CEL): The check engine light signals potential issues ranging from minor sensor malfunctions to major engine failures.

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The Role of Scan Tool Graphing in Complex Auto Mechanic Diagnostics

Automotive Training Centre

When today’s vehicles roll into the garage with a check engine light or a strange misfire, gone are the days of relying on guesswork. Complex auto mechanic diagnostic problems now require high-level tools and skills, and one of the most valuable is scan tool graphing. What Is Scan Tool Graphing?

Mechanic 187
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Understanding Service Bulletins For Auto Mechanic Training: A Hidden Gem in Auto Diagnostics

Automotive Training Centre

Service bulletins, more formally known as Technical Service Bulletins (TSBs), are documents issued by vehicle manufacturers to alert technicians to common issues found in specific makes and models. Unlike recall notices, TSBs typically address non-safety-related defects, from software glitches to persistent check engine light triggers.

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Common Dash Warning Lights

Tomorrow's Technician

In the early days of the automobile, critical engine functions were monitored by gauges. Oil pressure, engine coolant temperature and generator operation were displayed for easy viewing by the driver. But, by the late 1930s, auto manufacturers were making the switch to warning lights. The hard part is knowing them all.

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ADAS and Brake Pedal Position Sensors

Brake & Front End

The switch or pressure sensor would complete the circuit to turn the brake lights or a relay. The engineers realized they needed more information about the brake system and what the driver was doing with the brake pedal for ADAS. Check the sensor information. It was once called a brake pedal switch because that is what it was.

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How to Test a Car’s Mass Air Flow MAF Sensor

Solera

The MAF sensor measures the amount of air flowing into the engines intake manifold and reports it to the ECM. Automotive manufacturers typically position the MAF sensor between the air filter and throttle body. Once youve cleaned the MAF sensor, reinstall it and reset the engine codes.

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Cracking The Code Of The Check Engine Light: Unraveling The Mysteries Of Auto Diagnostics

Louisville Automotive Shop

As a car owner, one of the most dreaded moments is when the check engine light suddenly turns on. However, instead of panicking, take a deep breath and understand what your car is trying to communicate through that little orange light. Pay attention to other symptoms your car may exhibit and the check engine light.