R: Mileage Constantly Reads Too High Or Too Low

Pinpoint Test R - Mileage Constantly Reads Too High Or Too Low

R1 - Check Speedometer

- Verify that speedometer is operating properly.

Does speedometer operate properly?

YES REPLACE electronic instrument cluster. Affix odometer sticker to door pillar. RESTORE vehicle. RETEST system.
NO GO to Pinpoint Test L. L: Speedometer Constantly Reads Too High Or Too Low