P15B9 ACURA – Check Valve Intake Manifold Leak Detected

P15B9 ACURA Possible Symptoms

Engine Light ON (or Service Engine Soon Warning Light)

P15B9 ACURA Possible Causes

Broken Brake Booster Pressure Vaccum Hose,Faulty Brake Booster Pressure Sensor,Brake Booster Pressure Sensor harness is open or shorted,Brake Booster Pressure Sensor circuit poor electrical connection

P15B9 ACURA Description

The Engine Control Module (ECM) monitors the Check Valve Intake Manifold pressure. The ECM sets the OBDII code when the Brake Booster Pressure Sensor is not to factory specifications.