Multiple Choice
A flex-fuel vehicle uses the PCM to make adjustments to the engine according to the percentage of ethanol in the fuel. The PCM must adjust which engine settings?
A) Ignition timing
B) Quantity of fuel delivered
C) Both A and B
D) Neither A nor B
Correct Answer:
Verified
Correct Answer:
Verified
Q7: How much compressed natural gas (CNG) does
Q8: A vehicle burning CNG loses about _
Q9: An engine designed to burn CNG may
Q10: Methanol is also called _.<br>A)Methyl alcohol<br>B)Methyl hydrate<br>C)Wood
Q11: A flex-fuel vehicle has enhanced fuel system
Q12: Liquefied petroleum gas (LPG) is also called
Q13: Which alcohol is dangerous (toxic)?<br>A)Both ethanol and
Q14: Using an ethanol-enhanced or reformulated gasoline can
Q15: Technician A says the stoichiometric ratio for
Q17: The stoichiometric ration for CNG is _.<br>A)9