C0561 Atención pronto
Vacuum Sensor A/B Correlation
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Descripción
This code suggests there's a mismatch between two vacuum sensors, or a vacuum sensor is not reading correctly. Vacuum is often used in brake systems to assist with pedal feel.
Causas comunes
- Faulty vacuum sensor(s)
- Vacuum leak in the brake booster system
- Clogged vacuum hose
- Issue with the engine control module (ECM) related to vacuum signals
Síntomas
- Brake warning light may be on
- Brake pedal feels harder than usual
- Reduced braking assist
- Possible stalling or rough idle if related to engine vacuum