Multiple Choice
Technician A says that a rich exhaust could be caused by a hole in the rubber diaphragm of the fuel-pressure regulator on a port-injected engine. Technician B says that a defective spark plug wire can cause the engine computer to supply a too-rich air-fuel mixture. 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
Correct Answer:
Verified
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