P1721

BAT Team

By BAT Team (Contact Me)
Last Updated 2017-01-17
A site with free advice from mechanics.

Trouble CodeFault LocationProbable Cause
P1721 Gear 1 Incorrect Ratio (FORD)
Control Relay (HYUNDAI)
Vehicle Speed Sensor MTR (INFINITI, NISSAN)

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Other Manufacturer Specific Definitions for P1721

Gear 1 Incorrect Ratio (Ford)
Throttle position (TP) control circuit – malfunction (BMW)
Control Relay (Hyundai)
Vehicle Speed Sensor MTR (Infiniti)
Shift solenoid (SS) 1 – malfunction (Mazda)
Vehicle Speed Sensor MTR (Nissan)
Module cooling fan – signal high (Volvo)

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