P0057 Chevrolet HO2S22 Heater Control Circuit Low

P0057 Chevrolet HO2S22 Heater Control Circuit Low Possible causes – Faulty Heated Oxygen Sensor (H2OS) Bank 2 Sensor 2– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 2 harness is open shorted– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 2 circuit poor electrical connection– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 2 circuit fuse– Faulty Engine…

P0058 Chevrolet HO2S22 Heater Control Circuit High

P0058 Chevrolet HO2S22 Heater Control Circuit High Possible causes – Faulty Heated Oxygen Sensor (H2OS) Bank 2 Sensor 2– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 2 harness is open shorted– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 2 circuit poor electrical connection– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 2 circuit fuse– Faulty Engine…

P0059 Chevrolet HO2S21 Heater Control Circuit Low/High/Heater Resistance

P0059 Chevrolet HO2S21 Heater Control Circuit Low/High/Heater Resistance Possible causes – Faulty heated oxygen sensor– Heated oxygen sensor harness open or shorted– Heated oxygen sensor circuit poor connection What about the obd code? Heater current requirements too low or high in the heated oxygen sensor (HO2S) heater control circuit Symptoms – Engine Light ON (or…

P0053 Chevrolet HO2S Heater Resistance Bank 1 Sensor 1

P0053 Chevrolet HO2S Heater Resistance Bank 1 Sensor 1 Possible causes – Faulty Heated Oxygen Sensor Bank 1 Sensor 1– Heated Oxygen Sensor Bank 1 Sensor 1 harness is open or shorted– Heated Oxygen Sensor Bank 1 Sensor 1 circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0053…

P0054 Chevrolet HO2S Heater Resistance Bank 1 Sensor 2

P0054 Chevrolet HO2S Heater Resistance Bank 1 Sensor 2 Possible causes – Faulty Heated Oxygen Sensor Bank 1 Sensor 2– Heated Oxygen Sensor Bank 1 Sensor 2 harness is open or shorted– Heated Oxygen Sensor Bank 1 Sensor 2 circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0054…

P0050 Chevrolet HO2S Heater Control Circuit Bank 2 Sensor 1

P0050 Chevrolet HO2S Heater Control Circuit Bank 2 Sensor 1 Possible causes – Faulty Heated Oxygen Sensor (H2OS) Bank 2 Sensor 1– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 1 harness is open shorted– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 1 circuit poor electrical connection– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 1 fuse–…

P0051 Chevrolet HO2S Heater Control Circuit Low Bank 2 Sensor 1

P0051 Chevrolet HO2S Heater Control Circuit Low Bank 2 Sensor 1 Possible causes – Faulty Heated Oxygen Sensor (H2OS) Bank 2 Sensor 1– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 1 harness is open shorted– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 1 circuit poor electrical connection– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 1…

P0052 Chevrolet HO2S Heater Control Circuit High Bank 2 Sensor 1

P0052 Chevrolet HO2S Heater Control Circuit High Bank 2 Sensor 1 Possible causes – Heated Oxygen Sensor (H2OS) Bank 2 Sensor 1 harness is open shorted to ground– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 1 circuit poor electrical connection– Faulty Heated Oxygen Sensor (H2OS) Bank 2 Sensor 1– Heated Oxygen Sensor (H2OS) Bank 2…

P004A Chevrolet Turbocharger / Supercharger Boost Control (Solenoid B) Circuit / Open

P004A Chevrolet Turbocharger / Supercharger Boost Control (Solenoid B) Circuit / Open OBD Code: System: Subsystem:  P004A Chevrolet – (ASE)  Powertrain  Fuel & Air metering, Auxiliary emission controls Trouble Code Description: Turbocharger / Supercharger Boost Control (Solenoid B) Circuit / Open Location: Analysis: Possible Causes:  Solenoid B  Open Circuit   Tech description:

P004B Chevrolet Turbocharger / Supercharger Boost Control (Solenoid B) Circuit

P004B Chevrolet Turbocharger / Supercharger Boost Control (Solenoid B) Circuit OBD Code: System: Subsystem:  P004B Chevrolet – (ASE)  Powertrain  Fuel & Air metering, Auxiliary emission controls Trouble Code Description: Turbocharger / Supercharger Boost Control (Solenoid B) Circuit Location: Analysis: Possible Causes:  Solenoid B  Circuit Issue   Tech description:

P004C Chevrolet Turbocharger / Supercharger Boost Control (Solenoid B) Circuit Low

P004C Chevrolet Turbocharger / Supercharger Boost Control (Solenoid B) Circuit Low OBD Code: System: Subsystem:  P004C Chevrolet – (ASE)  Powertrain  Fuel & Air metering, Auxiliary emission controls Trouble Code Description: Turbocharger / Supercharger Boost Control (Solenoid B) Circuit Low Location: Analysis: Possible Causes:  Solenoid B  End of Range – Circuit Lower Than Expected   Tech description:

P004D Chevrolet Turbocharger / Supercharger Boost Control (Solenoid B) Circuit High

P004D Chevrolet Turbocharger / Supercharger Boost Control (Solenoid B) Circuit High OBD Code: System: Subsystem:  P004D Chevrolet – (ASE)  Powertrain  Fuel & Air metering, Auxiliary emission controls Trouble Code Description: Turbocharger / Supercharger Boost Control (Solenoid B) Circuit High Location: Analysis: Possible Causes:  Solenoid B  End of Range – Circuit Higher Than Expected   Tech description:

P004E Chevrolet Turbocharger / Supercharger Boost Control (Solenoid A) Circuit Intermittent / Erratic

P004E Chevrolet Turbocharger / Supercharger Boost Control (Solenoid A) Circuit Intermittent / Erratic OBD Code: System: Subsystem:  P004E Chevrolet – (ASE)  Powertrain  Fuel & Air metering, Auxiliary emission controls Trouble Code Description: Turbocharger / Supercharger Boost Control (Solenoid A) Circuit Intermittent / Erratic Location: Analysis: Possible Causes:  Solenoid A  Periodically Unstable Circuit   Tech description:

P004F Chevrolet Turbocharger / Supercharger Boost Control (Solenoid B) Circuit Intermittent / Erratic

P004F Chevrolet Turbocharger / Supercharger Boost Control (Solenoid B) Circuit Intermittent / Erratic OBD Code: System: Subsystem:  P004F Chevrolet – (ASE)  Powertrain  Fuel & Air metering, Auxiliary emission controls Trouble Code Description: Turbocharger / Supercharger Boost Control (Solenoid B) Circuit Intermittent / Erratic Location: Analysis: Possible Causes:  Solenoid B  Periodically Unstable Circuit   Tech description:

P0045 Chevrolet Turbocharger Boost Control Solenoid Control Circuit

P0045 Chevrolet Turbocharger Boost Control Solenoid Control Circuit Possible causes – Faulty turbocharger nozzle control actuator– Turbocharger boost control solenoid control harness is open or shorted– Turbocharger boost control solenoid control circuit poor electrical connection– Charging system malfunction Symptoms – Engine Light ON (or Service Engine Soon Warning Light)

P0043 Chevrolet HO2S Heater Control Circuit Low Bank 1 Sensor 3

P0043 Chevrolet HO2S Heater Control Circuit Low Bank 1 Sensor 3 Possible causes – Faulty Heated Oxygen Sensor (H2OS) Bank 1 Sensor 3– Heated Oxygen Sensor (H2OS) Bank 1 Sensor 3 harness is open shorted– Heated Oxygen Sensor (H2OS) Bank 1 Sensor 3 circuit poor electrical connection– Heated Oxygen Sensor (H2OS) Bank 1 Sensor 3…