Ford Focus Service Manual: Horn

Body Electrical

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Horn - Description and Operation

NOTE: The Smart Junction Box (SJB) is also known as the Generic Electronic Module (GEM) . The horn system consists of the following components: Horn switch Horn relay (part of the SJB ) ...

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Ford Focus Towing a trailer
WARNINGS: Do not exceed 100 km/h (62 mph). The rear tyre pressures must be increased by 0.2 bar (3 psi) above specification. See Technical specifications. Do not exceed the maximum vehicle and trailer weight stated on the vehicle identification plate. See Vehicle identification plate. ...