Step 3 » GENERAL learning environment Category C (C, C1)

GENERAL Learning Environment Category C (C, C1)
Question 343 of 533

The cadenced explosions in the exhaust indicate:

A the loss of tightness of an exhaust valve;
B the failure of the exhaust muffler;
C the misadjustment of a damper.

Explanation

Explanation text category C / driving quizzes drpciv:
When the exhaust valves do not close well, cadenced explosions appear in the exhaust. Therefore the cadenced explosions in the exhaust indicate the loss of tightness of one or more exhaust valves.
Correct answer: A
 
Driving quizzes drpciv category C explained.

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