- Study guides, Class notes & Summaries

Ace your ASE A1 Engine Repair certification exam with our comprehensive 2026 practice test. This free resource is meticulously designed for automotive students and technicians, featuring 50 original questions that mirror the actual test format. Dive into critical topics like cylinder leakage diagnostics, engine mechanical systems, valve train service, and cooling system repair.

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20 pages

Written in 2025/2026

Grade A+

Paulacademia1

ASE A1 (Engine Repair) Practice Test – Cumulative exam verified with correct solutions

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47 pages

Written in 2025/2026

Grade A+

Ihuman

ASE A1 (Engine Repair) Practice Test – Cumulative Questions and Answers. With Rationales.

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51 pages

Written in 2025/2026

Grade A+

LECTME

ASE A1 (Engine Repair) Practice Test – Cumulative Questions and Answers Latest Version Already Passed What is the likely cause of a knocking noise that increases with engine RPM and occurs under load? A. Faulty alternator B. Worn connecting rod bearings C. Loose serpentine belt D. Low coolant level Which tool is best used to measure cylinder taper? A. Caliper B. Dial bore gauge C. Micrometer D. Compression tester A customer complains of blue smoke from the tailpipe. What ...

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121 pages

Written in 2024/2025

Grade A+

BrilliantScores

ASE A1 (Engine Repair) Practice Test Cumulative Questions And Answers 100% Verified. an engine miss is being diagnosed using a cylinder leakage test. Technician A says that any cylinder with over 20% leakage has excessive leakage. Tech B says that air leaking from the tailpipe indicates a cracked cylinder. A only, B only, A & B, Neither . - correct answer. A only: If cylinder leakage exceeds 20%, check for air escaping the tailpipe, the PCV valve opening in the rocker a...

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48 pages

Written in 2024/2025

Grade A+

Lectsadh

ASE A1 (Engine Repair) Practice Test – Cumulative Exam Review Solution Qs&As an engine miss is being diagnosed using a cylinder leakage test. Technician A says that any cylinder with over 20% leakage has excessive leakage. Tech B says that air leaking from the tailpipe indicates a cracked cylinder. A only, B only, A & B, Neither . - ANS-A only:

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13 items

Accurate

ASE A1 - Practice Test (Section B) Questions And Answers 2024/2025 12. measurement B in the figure is more than specified. Tech A says this problem may bottom the lifter plunger. Tech B says a shim should be installed under the valve spring. A B Both Neither - ANS-B only Measure the installed valve spring height from the lower edge of the top retainer to the spring seat. Tech A is wrong. Excessive installed valve spring height will not cause the lifter plunger to bottom. Excessive...

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22 pages

Written in 2023/2024

Grade A+

Accurate

ASE A1 - Practice Test (Section D) Document term 2 set 7 Questions With Correct Answers 7. the tester in the figure may be used to test all of the following EXCEPT: cooling system leaks the radiator cap pressure relief valve coolant specific gravity heater core leaks - ANS-coolant specific gravity 8. a moderately loose alternator belt may cause: a discharged battery a squealing noise when accelerating poor power steering assist engine overheating - ANS-a squealing noise when accelerati...

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15 pages

Written in 2023/2024

Grade A+

Accurate

an engine miss is being diagnosed using a cylinder leakage test. Technician A says that any cylinder with over 20% leakage has excessive leakage. Tech B says that air leaking from the tailpipe indicates a cracked cylinder. A only, B only, A & B, Neither . correct answers A only: If cylinder leakage exceeds 20%, check for air escaping the tailpipe, the PCV valve opening in the rocker arm cover, and the top of the throttle body or carburetor. Air leaking from the tailpipe usually in...

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45 pages

Written in 2023/2024

Grade A+

SirAnton

an engine miss is being diagnosed using a cylinder leakage test. Technician A says that any cylinder with over 20% leakage has excessive leakage. Tech B says that air leaking from the tailpipe indicates a cracked cylinder. A only, B only, A & B, Neither . A only: If cylinder leakage exceeds 20%, check for air escaping the tailpipe, the PCV valve opening in the rocker arm cover, and the top of the throttle body or carburetor. Air leaking from the tailpipe usually indicates an exhaust val...

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111 pages

Written in 2022/2023

Grade A+

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