Excessively high HC emissions may be caused by ______.
A) ignition system misfiring
B) an improper ignition timing
C) a lean air/fuel ratio
D) both A and B
Correct Answer:
Verified
Q23: Crankcase pressure forcing crankcase gases through the
Q24: Which of the following is a cause
Q25: Technician A says if the EGR valve
Q26: Technician A says the AIRB valve directs
Q27: The customer complains of a loss of
Q29: Excessively high CO emissions may be caused
Q30: Technician A says a defective throttle position
Q31: Technician A says CO emissions increase as
Q32: Technician A says when CO goes up,
Q33: A scan tool can be used to
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents