P1700 Output Shaft Speed Sensor Fault

Category: Powertrain - Transmission
Severity: Check Engine Light
Applies to: Camry, Corolla, RAV4 with automatics

What does P1700 mean on a Toyota?

P1700 — Output Shaft Speed Sensor Fault. This Toyota-enhanced code applies to Camry, Corolla, RAV4 with automatics.

Common causes of P1700

Failed output speed sensor
Open or shorted OSS circuit
Damaged speed rotor
Corroded transmission connector
Debris on the sensor tip

How to fix P1700

Graph output speed for dropouts
Test sensor resistance
Inspect the rotor and tip for debris
Check circuit wiring
Replace the sensor per test data