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P2431 OBDII Trouble Code: Secondary Air Injection System Air Flow ...

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Secondary Air Injection System Air Flow / Pressure Sensor Circuit Range / Performance Bank 1. What the P2431 code means. The secondary air injection system is used to add air into the exhaust to reduce vehicle emissions. When the the incorrect flow is detected, the electronic control unit (ECU) detects this fault and sets the P2431 code. This ...

P2437 OBD II Trouble Code Secondary Air Injection System Air …

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P2437 OBD II Trouble Code Secondary Air Injection System Air Flow/Pressure Sensor Circuit Low Bank 2 How to quickly diagnose and repair, and causes of a P2437 electrical code which indicates a low electrical value in the secondary air injection system air flow/pressure sensor circuit bank 2.

P2438 Secondary Air Injection System Air Flow/Pressure Sensor Circuit ...

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The purpose of the secondary air injection system air flow/pressure sensor circuit bank 2 is to reduce the amount of hydrocarbon exhaust emissions during engine startup when the weather conditions are cold. The Power Control Module (PCM) activates the air pump to supply pressurized fresh air to accelerate the catalyst operation reducing the level of harmful exhaust …

P2437 Secondary Air Injection System Air Flow/Pressure …

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The purpose of the secondary air injection system air flow/pressure sensor circuit bank 2 is to reduce the amount of hydrocarbon exhaust emissions during engine startup when the weather conditions are cold. The Power Control Module (PCM) activates the air pump to supply pressurized fresh air to accelerate the catalyst operation reducing the level of harmful exhaust …

Secondary Air Injection Sensor Codes P2431 Jetta

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13/12/2017· • P2432: Secondary Air Injection System Air Flow/Pressure Bank 1 Sensor Circuit Low • P2433: Secondary Air Injection System Air Flow/Pressure Bank 1 Sensor Circuit High. VW has released an updated sensor kit and secondary air injection pressure hose (part 07K 198 125) that is less prone to contamination. On 20052008 vehicles, the …

P2435 OBDII Trouble Code: Secondary Air Injection System Air Flow ...

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P2435 is a diagnostic trouble code (DTC) for "Secondary Air Injection System Air Flow/Press Sensor Circuit Bank 2". This can happen for multiple reasons and a mechanic needs to diagnose the specific cause for this code to be triggered in your situation. Our certified mobile mechanics can come to your home or office to perform the Check Engine ...

P2430 PONTIAC Code Secondary Air Injection System Air Flow/Pressure ...

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13/01/2017· The Secondary Air Injection (AIR) System aids in the reduction of hydrocarbon exhaust emissions during a cold startup. This occurs when the startup engine coolant temperature ( ECT) is between 550°C (41122°F), and the intake air temperature (IAT) is between 560°C (41140°F). The AIR pump operates 560 seconds after startup.

P2257 OBDII Trouble Code: Secondary Air Injection System Control …

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Secondary Air Injection System Control A Circuit Low. What the P2257 code means. P2257 is an OBDII generic code. The Engine Control Module (ECM) monitors the secondary air injection system control valve A circuit, when the system is not activated and detected the circuit return voltage to be low. The ECM then activates the Check Engine Light ...

P2432 Secondary Air Injection System Air Flow/Pressure Sensor Circuit ...

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12/03/2014· P2432 Secondary airflow circuit low flow sensor This is a common problem ,if you replaced the air injection and the secondary air tube are correctly installed, and the air injection does come on for cold start, tou need to do a MAF (mass air flow) to throttle body relearn Same procedure for P0068,

P2433 OBD II Trouble Code Secondary Air Injection System Air Flow ...

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P2433 OBD II Trouble Code Secondary Air Injection System Air Flow/Pressure Sensor Circuit High Bank 1 How to quickly diagnose and repair, and causes of a P2433 electrical code which indicates a high electrical value in the secondary air injection system air flow/pressure sensor circuit bank 1.

Chevrolet Malibu P2432 Secondary Air Injection System YouTube

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18/05/2016· Let''s have a look with Eric O. at this common problem on a 2009 Chevrolet Malibu with a code P2432 Secondary Air Injection System Air Flow/Pressure Sen...

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