P012D Turbocharger / Supercharger Inlet Pressure Sensor Circuit High

P012D Turbocharger / Supercharger Inlet Pressure Sensor Circuit High OBD Code: System: Subsystem:  P012D – (ASE)  Powertrain  Fuel and Air Metering Trouble Code Description: Turbocharger / Supercharger Inlet Pressure Sensor Circuit High Location: Analysis: Possible Causes:    End of Range – Circuit Higher Than Expected   Tech description:

P0120 Throttle Pedal Position Sensor/Switch A Circuit Malfunction

P0120 Throttle Pedal Position Sensor/Switch A Circuit Malfunction Possible causes – Faulty Throttle Position Sensor– Throttle Position Sensor circuit is open or shorted– Throttle Position Sensor poor electrical connection What about the obd code? Malfunction is detected when an excessively low or high voltage from the sensor is sent to Engine Control Module (ECM). Symptoms…

P0121 Throttle Position Sensor 1 Performance

P0121 Throttle Position Sensor 1 Performance Possible causes – Faulty throttle position sensor– Throttle position sensor harness is open or shorted– Throttle position sensor circuit poor electrical connection– Faulty Powertrain Control Module (PCM) What about the obd code? Sensor input voltage does not fall within a valid range based on engine speed and load Symptoms…

P0122 Throttle Position Sensor/Accelerator Position Pedal Circuit Low Input

P0122 Throttle Position Sensor/Accelerator Position Pedal Circuit Low Input Possible causes – Faulty throttle position sensor– Throttle position sensor harness is open or shorted– Throttle position sensor circuit poor electrical connection– Faulty Powertrain Control Module (PCM) What about the obd code? The P0122 code will set if Throttle Position Sensor (TPS) voltage drops below .078…

P0123 Throttle Position Sensor/Accelerator Position Pedal Circuit High Input

P0123 Throttle Position Sensor/Accelerator Position Pedal Circuit High Input Possible causes – Faulty throttle position sensor– Throttle position sensor harness is open or shorted– Throttle position sensor circuit poor electrical connection– Faulty Powertrain Control Module (PCM) What about the obd code? The P0122 code will set if Throttle Position Sensor (TPS) voltage drops below .078…

P0124 Throttle Position Sensor/Accelerator Position Pedal Circuit Intermittent

P0124 Throttle Position Sensor/Accelerator Position Pedal Circuit Intermittent Possible causes – Faulty throttle position sensor.– Throttle position sensor harness is open or shorted– Throttle position sensor circuit poor electrical connection What about the obd code? The P0124 code will set if the monitored TPS has an open or short circuit condition Symptoms – Engine Light…

P0125 Engine Coolant Temperature Sensor

P0125 Engine Coolant Temperature Sensor Possible causes – Low engine coolant level– Leaking or stuck open thermostat– Faulty Engine Coolant Temperature (ECT) sensor– Engine Coolant Temperature (ECT) sensor harness is open or shorted– Engine Coolant Temperature (ECT) sensor electrical circuit poor connection What about the obd code? The voltage sent to Engine Control Module (ECM)…

P0126 Insufficient Coolant Temperature for Stable Operation

P0126 Insufficient Coolant Temperature for Stable Operation Possible causes – Low engine coolant level– Leaking or stuck open thermostat– Faulty Engine Coolant Temperature (ECT) sensor– Engine Coolant Temperature (ECT) sensor harness is open or shorted– Engine Coolant Temperature (ECT) sensor electrical circuit poor connection What about the obd code? The voltage sent to Engine Control…

P0127 Intake Air Temperature Too High

P0127 Intake Air Temperature Too High Possible causes – Faulty Intake Air Temperature (IAT) sensor– Intake Air Temperature (IAT) sensor harness is open or shorted– Intake Air Temperature (IAT) sensor electrical circuit poor connection Tech description If the Intake Air Temperature (IAT) is part of the Mass Air Flow (MAF) the MAF assembly will need…

P0128 Engine Coolant Temperature Below Thermostat Regulating Temperature

P0128 Engine Coolant Temperature Below Thermostat Regulating Temperature Possible causes – Leaking or stuck open thermostat– Low engine coolant level– Insufficient warm up time– Faulty engine coolant temperature sensor– Engine coolant temperature sensor harness is open or shorted– Engine coolant temperature sensor circuit poor electrical connection Tech description If cooling system is not leaking and…

P0129 Barometric Pressure Out Of Range Low

P0129 Barometric Pressure Out Of Range Low Possible causes – Faulty Manifold Absolute Pressure (MAP) sensor– Manifold Absolute Pressure (MAP) sensor harness open or shorted– Manifold Absolute Pressure (MAP) sensor circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0129 Description The Engine Control Module (ECM) has detected an…

P0111 Intake Air Temperature Circuit Range/Performance Problem

P0111 Intake Air Temperature Circuit Range/Performance Problem Possible causes – Faulty Intake Air Temperature (IAT) sensor– Dirty air filter– Intake Air Temperature (IAT) sensor harness is open or shorted– Intake Air Temperature (IAT) sensor circuit poor electrical connection What about the obd code? An excessively low or high voltage from the sensor is sent to…

P0112 Intake Air Temperature Circuit Low Input

P0112 Intake Air Temperature Circuit Low Input Possible causes – Faulty Intake Air Temperature (IAT) sensor– Dirty air filter– Intake Air Temperature (IAT) sensor harness is open or shorted– Intake Air Temperature (IAT) sensor circuit poor electrical connection What about the obd code? An excessively low voltage from the sensor is sent to ECM. Symptoms…

P0113 Intake Air Temperature Sensor Circuit High

P0113 Intake Air Temperature Sensor Circuit High Possible causes – Faulty Intake Air Temperature (IAT) sensor– Dirty air filter– Intake Air Temperature (IAT) sensor harness is open or shorted– Intake Air Temperature (IAT) sensor circuit poor electrical connection What about the obd code? – An excessively high voltage from the sensor is sent to ECM….

P0114 Intake Air Temperature Sensor 1 Intermittent or Erratic

P0114 Intake Air Temperature Sensor 1 Intermittent or Erratic Possible causes – Faulty Intake Air Temperature (IAT) sensor– Dirty air filter– Intake Air Temperature (IAT) sensor harness is open or shorted– Intake Air Temperature (IAT) sensor circuit poor electrical connection What about the obd code? The Engine Control Module (ECM) detected an erratic signal from…

P0115 Engine Coolant Temperature Sensor Performance

P0115 Engine Coolant Temperature Sensor Performance Possible causes – Low engine coolant level– Faulty Engine Coolant Temperature (ECT) sensor– Faulty engine coolant thermostat– Engine Coolant Temperature (ECT) sensor harness is open or shorted– Engine Coolant Temperature (ECT) sensor circuit poor electrical connection What about the obd code? An excessively low or high voltage from the…

P0116 Engine Coolant Temperature Sensor 1 Circuit Range/Performance Problem

P0116 Engine Coolant Temperature Sensor 1 Circuit Range/Performance Problem Possible causes – Low engine coolant level– Faulty Engine Coolant Temperature (ECT) sensor– Faulty engine coolant thermostat– Engine Coolant Temperature (ECT) sensor harness is open or shorted– Engine Coolant Temperature (ECT) sensor circuit poor electrical connection What about the obd code? Coolant temperature signal sent to…