ACTUAL POSTAL AUTOMOTIVE TECHNICIAN EXAM 944 |2025-2026
LATEST UPDATED|REAL EXAM QUESTIONS AND ANSWERS | 100%
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1. The vibration damper on an auto engine is fastened to the - (answer)Crankshaft
2. Most small gas engines use a _________ ignition system - (answer)Magneto
3. Icing occurs most often - (answer)On cool damp days
4. The function of the float in a carburetor is two - (answer)Close the needle valve
5. To improve stability when cornering manufactures added a device to cars called -
(answer)Stabilizer bar
6. adjustment of the rods on a car will affect - (answer)Toe-in
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7. A restriction in the exhaust system is indicated on a vacuum gauge by a - (answer)gradual
decrease in reading
8. Disc brakes on a car have a distinct advantage over conventional drum brakes in that they -
(answer)Fade Less when hot
9. In a diesel engine, the fuel is ignited by the - (answer)Heat of compression
10. Engine timing is generally set by using a - (answer)Strobe light
11. If an engine is operating for long periods of time at part throttle opening the - (answer)Spark
plugs will become covered with carbon
12. Leaking intake valve guides will cause - (answer)Excessive oil consumption
13. Flooding of a carburetor is generally caused by - (answer)A stuck float needle valve
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14. On many cars the fuel pump is combined with the - (answer)vacuum pump
15. Corbon fouling of a spark plug is an indication of - (answer)To rich a mixture
16. If a test shows that generator output is excessive even after the F Terminal has been
disconnected the trouble may be traced to - (answer)The generator
17. An automobile alternator converts alternating current to direct current, by means of -
(answer)Silicon diodes
18. Hard starting is very often caused by - (answer)Improper choke operation
19. A car with a history of burned points would probably indicate - (answer)Too high setting of
the voltage regulator
20. When it is necessary to recondition brake drums, the maximum allowable amount of the
oversize is__________ inches - (answer).060