C0579
Brake Booster Temperature Sensor B Circuit Low
C0579 is an OBD-II diagnostic trouble code meaning: Brake Booster Temperature Sensor B Circuit Low. Common causes: broken or damaged wiring harness, poor contact in the sensor connector. Estimated repair cost: $56–167.
Symptoms
- Check Engine Light Is On
- Reduced braking performance
- Unstable operation of the brake system
Causes
- Broken or damaged wiring harness
- Poor contact in the sensor connector
- Brake booster temperature sensor malfunction
- Problems with the brake ECU
How to Fix
- Check the integrity of the wiring harness and connectors
- Measure the resistance of the temperature sensor
- Check the voltage in the sensor circuit
- Replace temperature sensor if necessary
- Update ECU firmware (if required)
Related codes
Error C0579 by Vehicle Brand
FAQ
What does the C0579 code mean?
C0579 is an OBD-II diagnostic trouble code that indicates: Brake Booster Temperature Sensor B Circuit Low
What causes a C0579 error code?
The most common causes of C0579 include: Broken or damaged wiring harness; Poor contact in the sensor connector; Brake booster temperature sensor malfunction; Problems with the brake ECU.
How do I fix a C0579 diagnostic trouble code?
To fix C0579: Check the integrity of the wiring harness and connectors. Measure the resistance of the temperature sensor. Check the voltage in the sensor circuit. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with C0579?
Limited driving only, diagnose soon
How much does it cost to fix C0579?
The estimated repair cost for C0579 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat