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An Ode to “Car Talk”

Back in the early aughts, I lived in the Washington, D.C. area for about nine years. Since my parents live in Pennsylvania, this necessitated many three-and-a-half-hour drives (as little as three, if I was lucky) back home for holidays or just a regular visit. At the...

Testing Battery State of Charge – ASE Practice Question (VIDEO)

Description Technician A and Technician B are discussing battery testing. Technician A says that an open circuit voltage of less than 10.5 volts indicates a bad battery. Technician B says that a reading of 12.5 volts indicates an 80% state of charge. Who is correct?A)...

PSA: Be Safe With Carburetor Cleaner, Too

Recently, I wrote about how brake cleaner can be hazardous if not used correctly, and how you should take safety precautions when using it. One of our readers had an insightful comment on the piece.Now, I think it’s debatable that carburetor cleaner is more hazardous...

The Real Meanings Behind OBD-II Diagnostic Trouble Codes (VIDEO)

Description When the check engine light (CEL) pops up and your OBD-II scan tool displays a code, that’s only the start of the diagnostic process. By breaking down the structures used to create DTCs, you can learn how to “decode” beyond the simple descriptions...

What’s Torque-to-Angle All About?

Torque-to-angle, also known as angle-torque or torque-plus-angle, is a fastening method that combines an initial torque application with a subsequent angular rotation to achieve precise bolt or fastener tension. This technique ensures consistent clamping force,...

Hybrid A/C Compressor Oil-ASE Practice Question (VIDEO)

Description Technician A is working on a hybrid vehicle’s air conditioning system that utilizes a high voltage electrical compressor. Technician B says that only the oil specified by the vehicle manufacturer should be used in the compressor. Technician A says PAG oil...

Troubleshooting a “No A/C Compressor Engagement” Fault

As the weather warms, more and more of your customers will be switching over their HVAC control settings to “max A/C”. If the system doesn’t respond by blowing that refreshing cool air into their faces, they will show up at your door to find out why. When faced with...

Misfire Cause–ASE Practice Questions (VIDEO)

Misfire Cause–ASE Practice Questions (VIDEO)

Misfire Cause–ASE Practice Questions (VIDEO) Description Technician A is diagnosing a misfire. He states that a misfire is caused by a fault in the ignition system and that new plugs and coils will repair the problem. Technician B says that a misfire is detected when...
Airbag direction – ASE practice questions (VIDEO)

Airbag direction – ASE practice questions (VIDEO)

Airbag direction – ASE practice questions (VIDEO) Description When placing an airbag on a workbench, which is the safest direction for it to face? A) Up B) Down C) To a wall D) Away from a wall More ASE Practice Questions Airbag direction – ASE practice...
Bump steer – ASE practice questions (VIDEO)

Bump steer – ASE practice questions (VIDEO)

Bump steer – ASE practice questions (VIDEO) Description All of the following could cause bump steer EXCEPT: A) Incorrectly mounted steering rack B) Worn idler arm C) Worn center link D) Incorrect camber More ASE Practice Questions Bump steer – ASE practice...
Brake drum – ASE practice questions (VIDEO)

Brake drum – ASE practice questions (VIDEO)

Brake drum – ASE practice questions (VIDEO) Description When checking a brake drum during service, all the following should be checked EXCEPT: A) Diameter B) Out-of-roundness C) Minimum thickness D) Taper wear More ASE Practice Questions Why don’t you keep...
Noisy disc brakes – ASE practice questions (VIDEO)

Noisy disc brakes – ASE practice questions (VIDEO)

Noisy disc brakes – ASE practice questions (VIDEO) How to test for blown fuses in a car or truck | Fast and easy method Description All of the following could cause noisy disc brake operation EXCEPT: A) Glazed pads B) Grease contamination on the pads C) Broken...