Conditions for Setting the DTC

P0236Condition 1

• Boost Pressure SensorOut Of Range

Condition 2

• Boost Pressure Sensor = Less than 50 kPa (7.3 PSI)orGreater than 115 kPa (16.7 PSI)Ignition On - Engine Off

Condition 3

• MAP Sensor.-Barometric Pressure SensorLess than 10 kPa (1.6 PSI) & Turbocharger Boost Sensor-MAP Sensor.Greater than 10 kPa (1.6 PSI) & Turbocharger Boost Sensor-Barometric Pressure SensorGreater than 10 kPa (1.6 PSI)Ignition On - Engine Off

P0237 

Boost Pressure Sensor = Less than 0.9 V - For greater than 5 s

P0238 

Boost Pressure Sensor = Greater than 3.9 V - For greater than 5 s