Category: Chevrolet

P0110 Chevrolet Intake Air Temperature Sensor 1 Circuit 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…

P0106 Chevrolet Manifold Absolute Pressure/Barometric Pressure Circuit Range/Performance Problem Possible causes – Faulty Manifold Absolute Pressure sensor– Manifold Absolute Pressure harness is open or shorted– Manifold Absolute Pressure sensor circuit poor electrical connection– Faulty Powertrain Control Module (PCM) What about the obd code? An excessively low or high voltage from the sensor is sent to…

P0107 Chevrolet Manifold Absolute Pressure/Barometric Pressure Circuit Low Input Possible causes – Faulty Manifold Absolute Pressure sensor– Manifold Absolute Pressure harness is open or shorted– Manifold Absolute Pressure sensor circuit poor electrical connection– Faulty Engine Control Module (ECM) What about the obd code? The ECM has detected a performance fault with the MAP sensor Symptoms…

P0108 Chevrolet Manifold Absolute Pressure Sensor Circuit High Voltage Possible causes – Faulty Manifold Absolute Pressure sensor– Manifold Absolute Pressure harness is open or shorted– Manifold Absolute Pressure sensor circuit poor electrical connection– Faulty Engine Control Module (ECM) What about the obd code? An excessively high voltage from the sensor is sent to ECM Symptoms…

P0109 Chevrolet Manifold Absolute Pressure/Barometric Pressure Sensor Intermittent Possible causes – Faulty Manifold Absolute Pressure sensor– Manifold Absolute Pressure harness is open or shorted– Manifold Absolute Pressure sensor circuit poor electrical connection– Faulty Engine Control Module (ECM) What about the obd code? The sensor signal to the ECM is failing intermittently. Symptoms – Engine Light…

P0105 Chevrolet Manifold Absolute Pressure/Barometric Pressure Circuit Malfunction Possible causes – Faulty Manifold Absolute Pressure sensor– Manifold Absolute Pressure harness is open or shorted– Manifold Absolute Pressure sensor circuit poor electrical connection– Faulty Engine Control Module (ECM) What about the obd code? An excessively low or high voltage from the sensor is sent to ECM….

P0101 Chevrolet Mass Air Flow Circuit Range/Performance Possible causes – Faulty mass air flow sensor– Intake air leaks– Dirty mass air flow sensor– Dirty mass air filter– Mass air flow sensor harness is open or shorted– Mass air flow sensor circuit poor electrical connection Tech description Before replacing the mass air flow sensor, try replacing…

P0102 Chevrolet Mass or Volume Air Flow Circuit Low Input Possible causes – Faulty mass air flow sensor– Intake air leaks– Dirty mass air flow sensor– Dirty mass air filter– Mass air flow sensor harness is open or shorted– Mass air flow sensor circuit poor electrical connection Tech description Before replacing the mass air flow…

P0103 Chevrolet Mass Air Flow Sensor Circuit High Input Possible causes – Faulty mass air flow sensor– Intake air leaks– Dirty mass air flow sensor– Dirty mass air filter– Mass air flow sensor harness is open or shorted– Mass air flow sensor circuit poor electrical connection Tech description Before replacing the mass air flow sensor,…

P0104 Chevrolet Mass Air Flow Sensor Throttle Angle and Speed Possible causes – Faulty mass air flow sensor– Intake air leaks– Dirty mass air flow sensor– Dirty mass air filter– Mass air flow sensor harness is open or shorted– Mass air flow sensor circuit poor electrical connection Tech description Before replacing the mass air flow…

P0097 Chevrolet Intake Air Temperature Sensor 2 Circuit Low Input Possible causes – Faulty Intake Air Temperature sensor– Intake Air Temperature sensor harness is open or shorted– Intake Air Temperature sensor circuit poor electrical connection What about the obd code? The Engine Control Module (ECM) has detected a low voltage condition on the Intake Air…

P0098 Chevrolet Intake Air Temperature Sensor 2 Circuit High Voltage Possible causes – Faulty Intake Air Temperature sensor– Intake Air Temperature sensor harness is open or shorted– Intake Air Temperature sensor circuit poor electrical connection What about the obd code? The Engine Control Module (ECM) has detected a high voltage condition on the Intake Air…

P0099 Chevrolet Intake Air Temperature Sensor 2 Circuit Intermittent/Erratic Possible causes – Faulty Intake Air Temperature sensor– Intake Air Temperature sensor harness is open or shorted– Intake Air Temperature sensor circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0099 Chevrolet Description The Intake Air Temperature (IAT) sensor contains…

P0100 Chevrolet Mass Air Flow or Volume Air Flow Sensor Circuit Possible causes – Faulty mass air flow sensor– Intake air leaks– Dirty mass air flow sensor– Dirty mass air filter– Mass air flow sensor harness is open or shorted– Mass air flow sensor circuit poor electrical connection Tech description Before replacing the mass air…

P0092 Chevrolet Fuel Quantity Solenoid Short Circuit Possible causes – Faulty fuel pressure solenoid– Fuel pressure solenoid harness is open or shorted– Fuel pressure solenoid electrical circuit poor connection What about the obd code? The Engine Control Module (ECM) has detected excessive current in Fuel Quantity Solenoid circuit Symptoms – Engine Light ON (or Service…

P0093 Chevrolet Fuel System Large Leak Detected Possible causes – Fuel system internal leak– Fuel supply pump or injector(s)– Faulty pressure limiter valve– Faulty fuel pressure sensor What about the obd code? Fuel rail pressure lower than expected Symptoms – Engine Light ON (or Service Engine Soon Warning Light)

P0094 Chevrolet Fuel System Leak Detected Small Leak Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0094 Chevrolet Description Fuel System Leak Detected Small Leak is the generic definition for the P0094 Chevrolet.