Ford Focus Service Manual: Intake Air Distribution and Filtering

Ford Focus Service Manual / Powertrain / Engine / Intake and Forced Induction / Intake Air Distribution and Filtering

The air intake system consists of the following:

Air Cleaner (ACL)
ACL element
Mass Air Flow (MAF) sensor
ACL outlet pipe

The air intake system:

cleans intake air with an ACL element.
measures airflow with a MAF sensor.

The ACL contains an ACL element made of treated, pleated paper. A new ACL element must be installed periodically as scheduled. Engine performance and fuel economy are adversely affected when maximum restriction of the ACL element is reached.

Intake and Forced Induction

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Air Cleaner

Disconnect the Mass Air Flow (MAF) sensor electrical connector. Loosen the clamp and separate the Air Cleaner (ACL) outlet pipe from the ACL assembly. To install, tighten to 3 Nm (2 ...

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