P1561
Brake Line Pressure Sensor Circuit
Severity
⚠️ MediumCan you drive?
Limited driving only, diagnose soon
Approx. repair cost
$17–56 (est.)
Symptoms
- Check Engine Light Is On
- Incorrect operation of ABS or ESP
- Reduced braking performance
- Unusual behavior of the brake pedal
Causes
- Open or short circuit in the sensor circuit
- Malfunction of the pressure sensor itself
- Poor contact in the sensor connector
- Wiring harness damage
- Problems with the control unit
How to Fix
- Check the integrity of the sensor circuit
- Inspect connectors and contacts for corrosion
- Check sensor resistance
- Replace pressure sensor if necessary
- Scan the system for other fault codes