Ford Focus Service Manual: Intake and Forced Induction

Spark Plugs

Removal and Installation Remove the ignition coil. For additional information, refer to Ignition Coil-On-Plug in this section. NOTICE: Only use hand tools when removing or installing th ...

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 el ...

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Ford Focus 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, p ...