P2437 Audi Secondary Air Injection System Air Flow / Pressure Sensor Circuit Low (Bank 2)

P2437 Audi Secondary Air Injection System Air Flow / Pressure Sensor Circuit Low (Bank 2) OBD Code: System: Subsystem:  P2437 Audi – (ASE)  Powertrain  Auxiliary Emission Controls Trouble Code Description: Secondary Air Injection System Air Flow / Pressure Sensor Circuit Low (Bank 2) Location: Analysis: Possible Causes:  Bank 2  End of Range – Circuit Lower Than…

P2438 Audi Secondary Air Injection System Air Flow / Pressure Sensor Circuit High (Bank 2)

P2438 Audi Secondary Air Injection System Air Flow / Pressure Sensor Circuit High (Bank 2) OBD Code: System: Subsystem:  P2438 Audi – (ASE)  Powertrain  Auxiliary Emission Controls Trouble Code Description: Secondary Air Injection System Air Flow / Pressure Sensor Circuit High (Bank 2) Location: Analysis: Possible Causes:  Bank 2  End of Range – Circuit Higher Than…

P2435 Audi Secondary Air Injection System Air Flow / Pressure Sensor Circuit (Bank 2)

P2435 Audi Secondary Air Injection System Air Flow / Pressure Sensor Circuit (Bank 2) OBD Code: System: Subsystem:  P2435 Audi – (ASE)  Powertrain  Auxiliary Emission Controls Trouble Code Description: Secondary Air Injection System Air Flow / Pressure Sensor Circuit (Bank 2) Location: Analysis: Possible Causes:  Bank 2  Circuit Issue   Tech description: Audi Vehicle:Audi A1,Audi A3,Audi…

P2432 Audi Secondary Air Injection System Pressure Sensor Circuit Low Voltage

P2432 Audi Secondary Air Injection System Pressure Sensor Circuit Low Voltage Possible causes – Faulty AIR Pressure Sensor– AIR Pressure Sensor harness is open or shorted– AIR Pressure Sensor circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P2432 Audi Description The Secondary Air Injection (AIR) System aids in…

P2433 Audi Secondary Air Injection System Pressure Sensor Circuit High Voltage

P2433 Audi Secondary Air Injection System Pressure Sensor Circuit High Voltage Possible causes – Faulty AIR Pressure Sensor– AIR Pressure Sensor harness is open or shorted– AIR Pressure Sensor circuit poor electrical connection What about the obd code? The PCM has detected a high voltage condition on the AIR Pressure Sensor signal circuit Symptoms –…

P2434 Audi Secondary Air Injection System Air Flow / Pressure Sensor Circuit Intermittent / Erratic (Bank 1)

P2434 Audi Secondary Air Injection System Air Flow / Pressure Sensor Circuit Intermittent / Erratic (Bank 1) OBD Code: System: Subsystem:  P2434 Audi – (ASE)  Powertrain  Auxiliary Emission Controls Trouble Code Description: Secondary Air Injection System Air Flow / Pressure Sensor Circuit Intermittent / Erratic (Bank 1) Location: Analysis: Possible Causes:  Bank 1  Periodically Unstable Circuit…

P242E Audi Exhaust Gas Temperature Sensor Circuit Intermittent / Erratic (Bank 1 – Sensor 3)

P242E Audi Exhaust Gas Temperature Sensor Circuit Intermittent / Erratic (Bank 1 – Sensor 3) OBD Code: System: Subsystem:  P242E Audi – (ASE)  Powertrain  Auxiliary Emission Controls Trouble Code Description: Exhaust Gas Temperature Sensor Circuit Intermittent / Erratic (Bank 1 – Sensor 3) Location: Analysis: Possible Causes:  Bank 1 – Sensor 3  Periodically Unstable Circuit  …

P242F Audi Diesel Particulate Filter Restriction Ash Accumulation

P242F Audi Diesel Particulate Filter Restriction Ash Accumulation OBD Code: System: Subsystem:  P242F Audi – (ASE)  Powertrain  Auxiliary Emission Controls Trouble Code Description: Diesel Particulate Filter Restriction Ash Accumulation Location: Analysis: Possible Causes:       Tech description: Audi Vehicle:Audi A1,Audi A3,Audi A1,Audi A3,Audi A1,Audi A3,Audi A4,Audi A5,Audi Q3,Audi A5,Audi Q5,Audi A3,Audi A4,Audi A5,Audi TT,Audi Q3,Audi…

P2431 Audi Secondary Air Injection System Pressure Sensor Signal Performance Fault

P2431 Audi Secondary Air Injection System Pressure Sensor Signal Performance Fault Possible causes – Faulty AIR Pressure Sensor– AIR Pressure Sensor harness is open or shorted– AIR Pressure Sensor circuit poor electrical connection What about the obd code? The AIR Pressure Sensor is reporting a pressure greater than or less than expected during the system…

P242B Audi Exhaust Gas Temperature Sensor Circuit Range / Performance (Bank 1 – Sensor 3)

P242B Audi Exhaust Gas Temperature Sensor Circuit Range / Performance (Bank 1 – Sensor 3) OBD Code: System: Subsystem:  P242B Audi – (ASE)  Powertrain  Auxiliary Emission Controls Trouble Code Description: Exhaust Gas Temperature Sensor Circuit Range / Performance (Bank 1 – Sensor 3) Location: Analysis: Possible Causes:  Bank 1 – Sensor 3  Out of Expected Range…

P242C Audi Exhaust Gas Temperature Sensor Circuit Low (Bank 1 – Sensor 3)

P242C Audi Exhaust Gas Temperature Sensor Circuit Low (Bank 1 – Sensor 3) OBD Code: System: Subsystem:  P242C Audi – (ASE)  Powertrain  Auxiliary Emission Controls Trouble Code Description: Exhaust Gas Temperature Sensor Circuit Low (Bank 1 – Sensor 3) Location: Analysis: Possible Causes:  Bank 1 – Sensor 3  End of Range – Circuit Lower Than Expected…

P242D Audi Exhaust Gas Temperature Sensor Circuit High (Bank 1 – Sensor 3)

P242D Audi Exhaust Gas Temperature Sensor Circuit High (Bank 1 – Sensor 3) OBD Code: System: Subsystem:  P242D Audi – (ASE)  Powertrain  Auxiliary Emission Controls Trouble Code Description: Exhaust Gas Temperature Sensor Circuit High (Bank 1 – Sensor 3) Location: Analysis: Possible Causes:  Bank 1 – Sensor 3  End of Range – Circuit Higher Than Expected…

P2427 Audi Exhaust Gas Recirculation (EGR) Cooling Valve Control Circuit High

P2427 Audi Exhaust Gas Recirculation (EGR) Cooling Valve Control Circuit High OBD Code: System: Subsystem:  P2427 Audi – (ASE)  Powertrain  Auxiliary Emission Controls Trouble Code Description: Exhaust Gas Recirculation (EGR) Cooling Valve Control Circuit High Location: Analysis: Possible Causes:    End of Range – Circuit Higher Than Expected   Tech description: Audi Vehicle:Audi A1,Audi A3,Audi A1,Audi…

P2428 Audi Exhaust Gas Temperature Too High (Bank 1)

P2428 Audi Exhaust Gas Temperature Too High (Bank 1) OBD Code: System: Subsystem:  P2428 Audi – (ASE)  Powertrain  Auxiliary Emission Controls Trouble Code Description: Exhaust Gas Temperature Too High (Bank 1) Location: Analysis: Possible Causes:  Bank 1     Tech description: Audi Vehicle:Audi A1,Audi A3,Audi A1,Audi A3,Audi A1,Audi A3,Audi A4,Audi A5,Audi Q3,Audi A5,Audi Q5,Audi A3,Audi A4,Audi…

P2429 Audi Exhaust Gas Temperature Too High (Bank 2)

P2429 Audi Exhaust Gas Temperature Too High (Bank 2) OBD Code: System: Subsystem:  P2429 Audi – (ASE)  Powertrain  Auxiliary Emission Controls Trouble Code Description: Exhaust Gas Temperature Too High (Bank 2) Location: Analysis: Possible Causes:  Bank 2     Tech description: Audi Vehicle:Audi A1,Audi A3,Audi A1,Audi A3,Audi A1,Audi A3,Audi A4,Audi A5,Audi Q3,Audi A5,Audi Q5,Audi A3,Audi A4,Audi…

P242A Audi Exhaust Gas Temperature Sensor Circuit (Bank 1 – Sensor 3)

P242A Audi Exhaust Gas Temperature Sensor Circuit (Bank 1 – Sensor 3) OBD Code: System: Subsystem:  P242A Audi – (ASE)  Powertrain  Auxiliary Emission Controls Trouble Code Description: Exhaust Gas Temperature Sensor Circuit (Bank 1 – Sensor 3) Location: Analysis: Possible Causes:  Bank 1 – Sensor 3  Circuit Issue   Tech description: Audi Vehicle:Audi A1,Audi A3,Audi A1,Audi…

P2426 Audi Exhaust Gas Recirculation (EGR) Cooling Valve Control Circuit Low

P2426 Audi Exhaust Gas Recirculation (EGR) Cooling Valve Control Circuit Low OBD Code: System: Subsystem:  P2426 Audi – (ASE)  Powertrain  Auxiliary Emission Controls Trouble Code Description: Exhaust Gas Recirculation (EGR) Cooling Valve Control Circuit Low Location: Analysis: Possible Causes:    End of Range – Circuit Lower Than Expected   Tech description: Audi Vehicle:Audi A1,Audi A3,Audi A1,Audi…

P2424 Audi HC Adsorption Catalyst Efficiency Below Threshold (Bank 2)

P2424 Audi HC Adsorption Catalyst Efficiency Below Threshold (Bank 2) OBD Code: System: Subsystem:  P2424 Audi – (ASE)  Powertrain  Auxiliary Emission Controls Trouble Code Description: HC Adsorption Catalyst Efficiency Below Threshold (Bank 2) Location: Analysis: Possible Causes:  Bank 2     Tech description: Audi Vehicle:Audi A1,Audi A3,Audi A1,Audi A3,Audi A1,Audi A3,Audi A4,Audi A5,Audi Q3,Audi A5,Audi Q5,Audi…

P2425 Audi Exhaust Gas Recirculation (EGR) Cooling Valve Control Circuit / Open

P2425 Audi Exhaust Gas Recirculation (EGR) Cooling Valve Control Circuit / Open OBD Code: System: Subsystem:  P2425 Audi – (ASE)  Powertrain  Auxiliary Emission Controls Trouble Code Description: Exhaust Gas Recirculation (EGR) Cooling Valve Control Circuit / Open Location: Analysis: Possible Causes:    Open Circuit   Tech description: Audi Vehicle:Audi A1,Audi A3,Audi A1,Audi A3,Audi A1,Audi A3,Audi A4,Audi…