P1721 — Mercury: Gear 1 Incorrect Ratio

Code breakdown

Manufacturer-specific meanings (Mercury)

• Fiat
  Marcia 1 rapporto incorretto (Mazda)
• FordLincolnMazdaMercury
  Gear 1 Incorrect Ratio
• Volkswagen
  Wheel Speed Signal 3 Range Performance

Related codes

• P1700 — Manufacturer-specific fault code
• P1700-buick — Transmission MIL Request
• P1700-cadillac — Transmission MIL Request
• P1700-chevrolet — Transmission MIL Request
• P1700-fiat — Guasto indeterminato cambio (fallito in folle)
• P1700-ford — Transmission system problems

Owner experiences (0)