Technician A says that a partially stuck-open EGR valve can cause ping (spark knock) during wide-open throttle engine operation. Technician B says that a partially stuck-open EGR valve could cause the engine to stall while operating at idle speed. Which technician is correct?
A) Technician A only
B) Technician B only
C) Both technicians A and B
D) Neither technician A nor B
Correct Answer:
Verified
Q2: Technician A says that a too-rich air-fuel
Q3: Technician A says that excessive NOx exhaust
Q4: Technician A says that a defective TP
Q5: Technician A says that defective spark plug
Q6: Technician A says that a rough idle
Q7: Technician A says that spark knock (ping
Q8: Technician A says that a stretched (worn)
Q9: Technician A says that poor fuel economy
Q10: Which of the following symptoms could be
Q11: Technician A says that a rich exhaust
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