P0189 Atención pronto
Fuel Temperature Sensor B Circuit Intermittent
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Descripción
This code signifies that the fuel temperature sensor 'B' circuit is providing an inconsistent or erratic signal. The engine computer is not getting a stable reading from this sensor, making it difficult to manage fuel delivery.
Causas comunes
- Faulty fuel temperature sensor B
- Intermittent wiring issue
- Loose or corroded electrical connector
- Vibrations affecting the sensor connection
- Problem with the ECM
Síntomas
- Check Engine light may flicker or stay on
- Engine performance may be inconsistent
- Stalling or rough idling
- Difficulty starting