P0705: Transmission Range Sensor Circuit Malfunction (PRNDL Input)

What does P0705 mean?

P0705 is a diagnostic trouble code indicating "Transmission Range Sensor Circuit Malfunction (PRNDL Input)". A component in the transmission has been flagged as malfunctioning by the vehicle's ECU. This requires diagnosis to determine whether the part itself has failed or if there is a related wiring or control issue.

Symptoms you may notice

• Check engine light (MIL) illuminated on dashboard
• Harsh or delayed gear shifts
• Transmission slipping
• Vehicle stuck in one gear (limp mode)
• Intermittent warning lights

Common causes

• Low or degraded transmission fluid
• Worn clutch packs or bands
• Faulty shift solenoid
• Wiring issue to the transmission control module
• Failing torque converter

What should you do?

This is a significant issue that should be diagnosed and repaired soon. Avoid long trips or heavy driving until the problem is resolved. Continued driving may cause additional damage.