An air leak in the ductwork between the MAF sensor and the throttle plate could cause an engine to run too lean.

Name: An air leak in the ductwork between the MAF sensor and the throttle plate could cause an engine to run too lean.
Brand: Quizplus
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Question

Quizplus · Accepted Answer

An air leak between the MAF sensor and the throttle plate can cause extra air to enter the engine, which will not be accounted for by the MAF sensor. This will result in an incorrect air/fuel ratio and cause the engine to run too lean.

An Air Leak in the Ductwork Between the MAF Sensor