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Ford Focus speedometer calibration

This page contains information on how to roll back or calibrate speedometer on Ford Focus (2002) manually. You will need our TachoSoft Mileage Calculator and programmer. 

Ford Focus speedometer calibration information

information Ford Focus odometer rollback

Ford Focus odometer calibration

In Ford dash the mileage is stored in 68HC11E9. Top row farthest is pin 12. Apply 12volts to pins 12 and 14. Scrape a small area to expose the GND plane for -12V.

 

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