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 Audio Control Module (ACM) Self-Diagnostic Mode - General Procedures
Audio Systems Without Navigation NOTE: If the Audio Front Control Module (ACM) is inoperable the ACM part number may be obtained from a label affixed to the chassis. Turn the ACM on. Operate the audio system in radio tuner (AM/FM) mode. Press and hold preset buttons 3 and 6 fo ...