Car Parts

OBD Code P0041 O2 Sensor Signals Swapped Bank 1 Bank 2 Sensor 2

This error code is an indication of problems with the oxygen sensors. The main indications can be loss of engine power, decreased fuel economy and engine stalling and not starting. Thus, the vehicle can go to a failsafe mode to avoid any further damages as the error flashed in the PCM.

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What causes problem of oxygen sensor being swapped from bank to bank?

• Oxygen sensor connectors swapped to left and right bank


• ECU failure or error


• Open/damaged/short wiring


• Oxygen sensor wiring swapped between banks

Replace/Repair These Parts To Fix OBD Code P0041

1.    Oxygen Sensor - Faulty oxygen sensor will affect the fuel delivery system directly. Replace damaged/faulty sensors now!

2.    Mass Air Flow Sensor - Wrong information sent by the sensor will affect the engine performance adversely. Thus, it is advisable to replace them in time.

3.    Manifold Absolute Pressure Sensor - If you are experiencing any problem with the pressure sensor, you should replace them immediately. Shop from us now!

4.    Exhaust Gas Temperature Sensor - If the sensor is reading wrong temperature, it needs to be replaced. Replace one with us now!

5.    Powertrain Control Module - PCM can store and flash wrong OBD error if it is itself faulty. Replace the faulty PCM components immediately.

Mass Air Flow Sensor

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Fuel Pump

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Engine Control Module

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Diagnostic Tools

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