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

P2434 Cadillac Secondary Air Injection System Air Flow / Pressure Sensor Circuit Intermittent / Erratic (Bank 1) OBD Code: System: Subsystem:  P2434 Cadillac – (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…

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

P2435 Cadillac Secondary Air Injection System Air Flow / Pressure Sensor Circuit (Bank 2) OBD Code: System: Subsystem:  P2435 Cadillac – (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: Cadillac Vehicle:Cadillac CTS Coupe,…

P2436 Cadillac Secondary Air Injection System Air Flow / Pressure Sensor Circuit Range / Performance (Bank 2)

P2436 Cadillac Secondary Air Injection System Air Flow / Pressure Sensor Circuit Range / Performance (Bank 2) OBD Code: System: Subsystem:  P2436 Cadillac – (ASE)  Powertrain  Auxiliary Emission Controls Trouble Code Description: Secondary Air Injection System Air Flow / Pressure Sensor Circuit Range / Performance (Bank 2) Location: Analysis: Possible Causes:  Bank 2  Out of Expected…

P2431 Cadillac Secondary Air Injection System Pressure Sensor Signal Performance Fault

P2431 Cadillac 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…

P2432 Cadillac Secondary Air Injection System Pressure Sensor Circuit Low Voltage

P2432 Cadillac 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 Cadillac Description The Secondary Air Injection (AIR) System aids in…

P2433 Cadillac Secondary Air Injection System Pressure Sensor Circuit High Voltage

P2433 Cadillac 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 –…

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

P242D Cadillac Exhaust Gas Temperature Sensor Circuit High (Bank 1 – Sensor 3) OBD Code: System: Subsystem:  P242D Cadillac – (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…

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

P242E Cadillac Exhaust Gas Temperature Sensor Circuit Intermittent / Erratic (Bank 1 – Sensor 3) OBD Code: System: Subsystem:  P242E Cadillac – (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 Cadillac Diesel Particulate Filter Restriction Ash Accumulation

P242F Cadillac Diesel Particulate Filter Restriction Ash Accumulation OBD Code: System: Subsystem:  P242F Cadillac – (ASE)  Powertrain  Auxiliary Emission Controls Trouble Code Description: Diesel Particulate Filter Restriction Ash Accumulation Location: Analysis: Possible Causes:       Tech description: Cadillac Vehicle:Cadillac CTS Coupe, Cadillac CTS-V Coupe , Cadillac Eldorado , Cadillac Escalade EXT , Cadillac ATS ,…

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

P242B Cadillac Exhaust Gas Temperature Sensor Circuit Range / Performance (Bank 1 – Sensor 3) OBD Code: System: Subsystem:  P242B Cadillac – (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 Cadillac Exhaust Gas Temperature Sensor Circuit Low (Bank 1 – Sensor 3)

P242C Cadillac Exhaust Gas Temperature Sensor Circuit Low (Bank 1 – Sensor 3) OBD Code: System: Subsystem:  P242C Cadillac – (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…

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

P242A Cadillac Exhaust Gas Temperature Sensor Circuit (Bank 1 – Sensor 3) OBD Code: System: Subsystem:  P242A Cadillac – (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: Cadillac Vehicle:Cadillac CTS Coupe, Cadillac…

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

P2426 Cadillac Exhaust Gas Recirculation (EGR) Cooling Valve Control Circuit Low OBD Code: System: Subsystem:  P2426 Cadillac – (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: Cadillac Vehicle:Cadillac CTS Coupe, Cadillac…

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

P2427 Cadillac Exhaust Gas Recirculation (EGR) Cooling Valve Control Circuit High OBD Code: System: Subsystem:  P2427 Cadillac – (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: Cadillac Vehicle:Cadillac CTS Coupe, Cadillac…

P2428 Cadillac Exhaust Gas Temperature Too High (Bank 1)

P2428 Cadillac Exhaust Gas Temperature Too High (Bank 1) OBD Code: System: Subsystem:  P2428 Cadillac – (ASE)  Powertrain  Auxiliary Emission Controls Trouble Code Description: Exhaust Gas Temperature Too High (Bank 1) Location: Analysis: Possible Causes:  Bank 1     Tech description: Cadillac Vehicle:Cadillac CTS Coupe, Cadillac CTS-V Coupe , Cadillac Eldorado , Cadillac Escalade EXT ,…

P2429 Cadillac Exhaust Gas Temperature Too High (Bank 2)

P2429 Cadillac Exhaust Gas Temperature Too High (Bank 2) OBD Code: System: Subsystem:  P2429 Cadillac – (ASE)  Powertrain  Auxiliary Emission Controls Trouble Code Description: Exhaust Gas Temperature Too High (Bank 2) Location: Analysis: Possible Causes:  Bank 2     Tech description: Cadillac Vehicle:Cadillac CTS Coupe, Cadillac CTS-V Coupe , Cadillac Eldorado , Cadillac Escalade EXT ,…

P2423 Cadillac HC Adsorption Catalyst Efficiency Below Threshold (Bank 1)

P2423 Cadillac HC Adsorption Catalyst Efficiency Below Threshold (Bank 1) OBD Code: System: Subsystem:  P2423 Cadillac – (ASE)  Powertrain  Auxiliary Emission Controls Trouble Code Description: HC Adsorption Catalyst Efficiency Below Threshold (Bank 1) Location: Analysis: Possible Causes:  Bank 1     Tech description: Cadillac Vehicle:Cadillac CTS Coupe, Cadillac CTS-V Coupe , Cadillac Eldorado , Cadillac Escalade…

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

P2424 Cadillac HC Adsorption Catalyst Efficiency Below Threshold (Bank 2) OBD Code: System: Subsystem:  P2424 Cadillac – (ASE)  Powertrain  Auxiliary Emission Controls Trouble Code Description: HC Adsorption Catalyst Efficiency Below Threshold (Bank 2) Location: Analysis: Possible Causes:  Bank 2     Tech description: Cadillac Vehicle:Cadillac CTS Coupe, Cadillac CTS-V Coupe , Cadillac Eldorado , Cadillac Escalade…