POSTAL AUTOMOTIVE TECHNICIAN ACTUAL
EXAM PAPER 2026 QUESTIONS WITH
SOLUTIONS GRADED A+
◉ 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
◉ 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
◉ 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
EXAM PAPER 2026 QUESTIONS WITH
SOLUTIONS GRADED A+
◉ 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
◉ 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
◉ 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
