What is the speed sensor circuit code P0715 and what problem is this?

Answer 1

The P0715 code indicates a malfunction in the Transmission Fluid temperature sensor circuit, specifically that the sensor is not providing an accurate signal to the vehicle's onboard computer. This can lead to issues such as improper transmission shifting, reduced fuel efficiency, and potential damage to the transmission over time if not addressed. Common causes include a faulty sensor, damaged wiring, or poor electrical connections. Diagnosing the issue typically involves checking the sensor and its circuit for faults.