C0567

Brake Booster Solenoid Circuit Low

Severity

⚠️ Medium

Can you drive?

Limited driving only, diagnose soon

Approx. repair cost

$56–167 (est.)

Symptoms

Hard braking
The brake system fault indicator is on
Reduced braking performance

Causes

Open or short circuit in solenoid circuit
Poor contact in connectors
Brake booster solenoid malfunction
Problems with the brake system control unit

How to Fix

Check the condition of the wiring harness and connectors
Measure the solenoid resistance
Check the voltage in the circuit
Replace solenoid if necessary
Reflash or replace the control unit if it malfunctions

Related codes