Code P1556 Possible Causes
Faulty Charge Air Pressure Sensor
Faulty Wastegate Regulator Valve
Fualty Turbocharger
External leak on intake or exhaust side
Code P1556 Possible Causes
Faulty Charge Air Pressure Sensor
Faulty Wastegate Regulator Valve
Fualty Turbocharger
External leak on intake or exhaust side