P1576 – Brake Booster Vacuum Sensor Circuit High Voltage

P1576 Possible Symptoms

Engine Light ON (or Service Engine Soon Warning Light)

P1576 Possible Causes

Faulty Brake Booster Vacuum (BBV) sensor,Brake Booster Vacuum (BBV) sensor harness is open or shorted,Brake Booster Vacuum (BBV) sensor circuit poor electrical connection

P1576 Description

During Extended Travel Switch open for at least one second, MAP value was 30 kPa or more during the 1 second the Extended Travel Switch was open, the Powertrain Control Module (PCM) detects the Brake Booster Vacuum (BBV) was 82 kPa or more for 5 consecutive occurrences of the listed test conditions.