Category: Chevrolet

P0419 Chevrolet Secondary Air Injection System Relay B Circuit Malfunction

P0419 Chevrolet Secondary Air Injection System Relay B Circuit Malfunction Possible causes – Faulty Air Pump inoperative– Air bypass solenoid harness is open or shorted– Air bypass solenoid circuit poor electrical connection What about the obd code? The DTC P0419 Chevrolet is detected the the AIR vacuum control solenoid circuit not operating as desired by…

P041A Chevrolet Exhaust Gas Recirculation (EGR) Temperature (Sensor B) Circuit

P041A Chevrolet Exhaust Gas Recirculation (EGR) Temperature (Sensor B) Circuit OBD Code: System: Subsystem:  P041A Chevrolet – (ASE)  Powertrain  Auxiliary Emission Controls Trouble Code Description: Exhaust Gas Recirculation (EGR) Temperature (Sensor B) Circuit Location: Analysis: Possible Causes:  Sensor B  Circuit Issue   Tech description:

P041B Chevrolet Exhaust Gas Recirculation (EGR) Temperature (Sensor B) Circuit Range / Performance

P041B Chevrolet Exhaust Gas Recirculation (EGR) Temperature (Sensor B) Circuit Range / Performance OBD Code: System: Subsystem:  P041B Chevrolet – (ASE)  Powertrain  Auxiliary Emission Controls Trouble Code Description: Exhaust Gas Recirculation (EGR) Temperature (Sensor B) Circuit Range / Performance Location: Analysis: Possible Causes:  Sensor B  Out of Expected Range   Tech description:

P041C Chevrolet Exhaust Gas Recirculation (EGR) Temperature (Sensor B) Circuit Low

P041C Chevrolet Exhaust Gas Recirculation (EGR) Temperature (Sensor B) Circuit Low OBD Code: System: Subsystem:  P041C Chevrolet – (ASE)  Powertrain  Auxiliary Emission Controls Trouble Code Description: Exhaust Gas Recirculation (EGR) Temperature (Sensor B) Circuit Low Location: Analysis: Possible Causes:  Sensor B  End of Range – Circuit Lower Than Expected   Tech description:

P041D Chevrolet Exhaust Gas Recirculation (EGR) Temperature (Sensor B) Circuit High

P041D Chevrolet Exhaust Gas Recirculation (EGR) Temperature (Sensor B) Circuit High OBD Code: System: Subsystem:  P041D Chevrolet – (ASE)  Powertrain  Auxiliary Emission Controls Trouble Code Description: Exhaust Gas Recirculation (EGR) Temperature (Sensor B) Circuit High Location: Analysis: Possible Causes:  Sensor B  End of Range – Circuit Higher Than Expected   Tech description:

P0414 Chevrolet Secondary Air Injection System Switching Valve A Circuit Shorted

P0414 Chevrolet Secondary Air Injection System Switching Valve A Circuit Shorted Possible causes – Faulty Air Pump inoperative– Air bypass solenoid harness is open or shorted– Air bypass solenoid circuit poor electrical connection What about the obd code? The DTC P0414 Chevrolet is detected the the AIR vacuum control solenoid circuit not operating as desired…

P0415 Chevrolet Secondary Air Injection System Switching Valve B Circuit Malfunction

P0415 Chevrolet Secondary Air Injection System Switching Valve B Circuit Malfunction Possible causes – Faulty Air Pump inoperative– Air bypass solenoid harness is open or shorted– Air bypass solenoid circuit poor electrical connection What about the obd code? The DTC P0415 Chevrolet is detected the the AIR vacuum control solenoid circuit not operating as desired…

P0416 Chevrolet Secondary Air Injection System Switching Valve B Circuit Open

P0416 Chevrolet Secondary Air Injection System Switching Valve B Circuit Open Possible causes – Faulty Air Pump inoperative– Air bypass solenoid harness is open or shorted– Air bypass solenoid circuit poor electrical connection What about the obd code? The DTC P0416 Chevrolet is detected the the AIR vacuum control solenoid circuit not operating as desired…

P0417 Chevrolet Secondary Air Injection System Switching Valve B Circuit Shorted

P0417 Chevrolet Secondary Air Injection System Switching Valve B Circuit Shorted Possible causes – Faulty Air Pump inoperative– Air bypass solenoid harness is open or shorted– Air bypass solenoid circuit poor electrical connection What about the obd code? The DTC P0417 Chevrolet is detected the the AIR vacuum control solenoid circuit not operating as desired…

P0418 Chevrolet Secondary Air Injection System Relay A Circuit Malfunction

P0418 Chevrolet Secondary Air Injection System Relay A Circuit Malfunction Possible causes – Faulty Air Pump inoperative– Air bypass solenoid harness is open or shorted– Air bypass solenoid circuit poor electrical connection What about the obd code? The DTC P0418 Chevrolet is detected the the AIR vacuum control solenoid circuit not operating as desired by…

P0410 Chevrolet Secondary Air Injection System Malfunction

P0410 Chevrolet Secondary Air Injection System Malfunction Possible causes – Faulty Vacuum hoses damaged– Faulty Air Pump inoperative– Air bypass solenoid harness is open or shorted– Air bypass solenoid circuit poor electrical connection– Air bypass solenoid leaking/blocked or stuck open/closed– Air diverter valve leaking/blocked or stuck open/closed What about the obd code? The secondary air…

P0411 Chevrolet Secondary Air Injection System Insufficient Flow

P0411 Chevrolet Secondary Air Injection System Insufficient Flow Possible causes – Vacuum hoses damaged or pinched– Faulty Air Pump inoperative– Faulty Air Pump harness is open or shorted– Faulty Air Pump circuit poor electrical connection What about the obd code? The AIR system does not meet the expected flow rate during testing Symptoms – Engine…

P0412 Chevrolet Secondary Air Injection Switchover Solenoid Circuit

P0412 Chevrolet Secondary Air Injection Switchover Solenoid Circuit Possible causes – Faulty Air Pump inoperative– Air bypass solenoid harness is open or shorted– Air bypass solenoid circuit poor electrical connection What about the obd code? The DTC P0412 Chevrolet is detected the the AIR vacuum control solenoid circuit not operating as desired by the PCM….

P0413 Chevrolet Secondary Air Injection System Switching Valve A Circuit Open

P0413 Chevrolet Secondary Air Injection System Switching Valve A Circuit Open Possible causes – Faulty Air Pump inoperative– Air bypass solenoid harness is open or shorted– Air bypass solenoid circuit poor electrical connection What about the obd code? The DTC P0413 Chevrolet is detected the the AIR vacuum control solenoid circuit not operating as desired…

P040A Chevrolet Exhaust Gas Recirculation (EGR) Temperature (Sensor A) Circuit

P040A Chevrolet Exhaust Gas Recirculation (EGR) Temperature (Sensor A) Circuit OBD Code: System: Subsystem:  P040A Chevrolet – (ASE)  Powertrain  Auxiliary Emission Controls Trouble Code Description: Exhaust Gas Recirculation (EGR) Temperature (Sensor A) Circuit Location: Analysis: Possible Causes:  Sensor A  Circuit Issue   Tech description:

P040B Chevrolet Exhaust Gas Recirculation (EGR) Temperature (Sensor A) Circuit Range / Performance

P040B Chevrolet Exhaust Gas Recirculation (EGR) Temperature (Sensor A) Circuit Range / Performance OBD Code: System: Subsystem:  P040B Chevrolet – (ASE)  Powertrain  Auxiliary Emission Controls Trouble Code Description: Exhaust Gas Recirculation (EGR) Temperature (Sensor A) Circuit Range / Performance Location: Analysis: Possible Causes:  Sensor A  Out of Expected Range   Tech description:

P040C Chevrolet Exhaust Gas Recirculation (EGR) Temperature (Sensor A) Circuit Low

P040C Chevrolet Exhaust Gas Recirculation (EGR) Temperature (Sensor A) Circuit Low OBD Code: System: Subsystem:  P040C Chevrolet – (ASE)  Powertrain  Auxiliary Emission Controls Trouble Code Description: Exhaust Gas Recirculation (EGR) Temperature (Sensor A) Circuit Low Location: Analysis: Possible Causes:  Sensor A  End of Range – Circuit Lower Than Expected   Tech description:

P040D Chevrolet Exhaust Gas Recirculation (EGR) Temperature (Sensor A) Circuit High

P040D Chevrolet Exhaust Gas Recirculation (EGR) Temperature (Sensor A) Circuit High OBD Code: System: Subsystem:  P040D Chevrolet – (ASE)  Powertrain  Auxiliary Emission Controls Trouble Code Description: Exhaust Gas Recirculation (EGR) Temperature (Sensor A) Circuit High Location: Analysis: Possible Causes:  Sensor A  End of Range – Circuit Higher Than Expected   Tech description:

P040E Chevrolet Exhaust Gas Recirculation (EGR) Temperature (Sensor A) Circuit Intermittent / Erratic

P040E Chevrolet Exhaust Gas Recirculation (EGR) Temperature (Sensor A) Circuit Intermittent / Erratic OBD Code: System: Subsystem:  P040E Chevrolet – (ASE)  Powertrain  Auxiliary Emission Controls Trouble Code Description: Exhaust Gas Recirculation (EGR) Temperature (Sensor A) Circuit Intermittent / Erratic Location: Analysis: Possible Causes:  Sensor A  Periodically Unstable Circuit   Tech description: