Free practice test

Automotive Service Technician Practice Test

Check what you know about the automotive service technician job with 15 free questions and instant explanations.

Updated By the Career Education Institute Curriculum Team
About this practice test

15 multiple-choice questions on automotive service technician knowledge, safety and vocabulary. Submit to see your score and explanations, or open any question’s answer as you go. Nothing is saved or shared.

Question 1 of 15OBD-II has been required on U.S. vehicles since:
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Answer: 1996. OBD-II became standard in the 1996 model year.

Question 2 of 15Freeze-frame data shows:
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Answer: Conditions when a fault occurred. Freeze frame captures conditions at the time of the fault.

Question 3 of 15Lug nuts should be tightened in:
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Answer: A star pattern. Star pattern seats the wheel evenly.

Question 4 of 15High-voltage cables on hybrids and EVs are usually:
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Answer: Orange. Orange identifies high-voltage cables.

Question 5 of 15Toe, camber and caster are:
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Answer: Alignment angles. They are wheel alignment angles.

Question 6 of 15Which term matches this definition: “Diagnostic trouble code: stored when a system detects a fault.”
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Answer: DTC. DTC: Diagnostic trouble code: stored when a system detects a fault.

Question 7 of 15What does “TPMS” mean?
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Answer: Tire pressure monitoring system.. TPMS: Tire pressure monitoring system.

Question 8 of 15Which term matches this definition: “Data captured at the moment a fault occurred.”
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Answer: Freeze frame. Freeze frame: Data captured at the moment a fault occurred.

Question 9 of 15What does “Parasitic draw” mean?
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Answer: Electrical drain on the battery when the vehicle is off.. Parasitic draw: Electrical drain on the battery when the vehicle is off.

Question 10 of 15Which term matches this definition: “On-board diagnostics standard on U.S. vehicles since 1996.”
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Answer: OBD-II. OBD-II: On-board diagnostics standard on U.S. vehicles since 1996.

Question 11 of 15What does “High-voltage system” mean?
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Answer: The battery and components in hybrids and EVs, identified by orange cables.. High-voltage system: The battery and components in hybrids and EVs, identified by orange cables.

Question 12 of 15Which term matches this definition: “The manufacturer’s required tightness for a fastener.”
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Answer: Torque specification. Torque specification: The manufacturer’s required tightness for a fastener.

Question 13 of 15What does “Multipoint inspection” mean?
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Answer: A standard checklist inspection performed during service.. Multipoint inspection: A standard checklist inspection performed during service.

Question 14 of 15Which term matches this definition: “The brake component that squeezes pads against the rotor.”
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Answer: Caliper. Caliper: The brake component that squeezes pads against the rotor.

Question 15 of 15What does “Flat rate” mean?
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Answer: A pay system based on standard repair times rather than actual hours.. Flat rate: A pay system based on standard repair times rather than actual hours.

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