Input/Turbine Speed Sensor Circuit Intermittent
¿Qué significa esto?
Code P0718 indicates a problem with the transmission input/turbine speed sensor.
Aviso legal: Este código de diagnóstico forma parte del sistema OBD2 estándar y puede aplicarse a los modelos Toyota 4runner fabricados de 1996 a 2026. Sin embargo, tenga en cuenta que la presencia de este código específico depende de la configuración del motor de su vehículo, las opciones y el año de producción.
Causas comunes
Sensor de velocidad de entrada/turbina defectuoso
Líquido de transmisión bajo, sucio o quemado
Arnés de cableado dañado o roto
Síntomas a tener en cuenta
- La luz de Check Engine está encendida
- La transmisión patina entre marchas
- Cambio de marcha brusco o duro
- La transmisión se queda atascada en una marcha
Cómo Diagnosticar
Soluciones Comunes
**Repair or Replace Damaged Wiring/Connectors:** If the diagnostic steps identify chafed wires, corroded terminals, or a faulty connector, the primary fix is to repair the damaged section of the wiring harness or replace the connector. Use proper soldering techniques with heat-shrink tubing for wire repairs, or OEM-style crimp connectors to ensure a durable and reliable connection.
**Replace the Input/Turbine Speed Sensor:** If the wiring and connector are confirmed to be in good condition, and the sensor itself consistently shows intermittent signal loss, incorrect readings, or fails electrical tests, replacing the input/turbine speed sensor is the most direct solution. Always use an OEM-quality replacement part to ensure compatibility and longevity.
**Address Transmission Fluid Issues (If Applicable):** If the transmission fluid was found to be extremely low or severely degraded during diagnosis, correcting the fluid level and/or performing a transmission fluid and filter service might be necessary. While not a direct fix for the electrical circuit, ensuring optimal transmission fluid condition supports proper transmission operation and can prevent future issues that might indirectly affect sensor performance or cause other transmission problems.