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Guide To P2417 OBD Error Code Solutions

OBD Code P2417 - O2 Sensor Signals Swapped Bank 2 Sensor 2 / Bank 2 Sensor 3

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The most common symptom of any OBD code is the illumination of the Check Engine Light. If you notice a lack in the engine performance and reduced fuel efficiency along with lean engine, this might be an indication of faulty oxygen sensor and intake system, thus indicating OBD code P2417 error.

Learn More About OBD Error Code P2417

P2417 means that the engine control unit (ECU) is seeing the signals for oxygen sensor 2 has switched with oxygen sensor 3 for bank 2 of the engine. The bank 2 sensor 2 signal is swapped with bank 2 sensor 3 causing the ECU to trigger a Check Engine Light on the dash.


What causes this problem with the O2 Sensor Signals Swapped Bank 2 Sensor 2/Bank 2 Sensor 3?


  • Swapped connectors between oxygen sensor 2 and sensor 3 bank 2
  • May indicate ECU failure or error
  • Wiring damaged, open, or shorted
  • Swapped oxygen sensor wiring between banks

Replace/Repair These Parts To Fix OBD Code P2417

  1. Electronic Control Unit – ECU monitors the temperature differences in the boost converter with the help of the temperature sensors to prevent the converter from overheating and malfunctioning. Thus, replace faulty ECU immediately.
  2. Automatic Transmission Module – Sometimes the automatic transmission module is unable to communicate or correctly anticipate the speed of the vehicle and thus creates difficulty in gear shift leading to sluggish acceleration, throttle response and stalling. Thus can also hamper a lot of components physically and thus must be check for and replaced, if required.
  3. Engine Control Module - ECM failures and faults can be very difficult to find and resolve as these are very rare and might require a complete reprogramming of the system to avoid wrong codes from getting stored in the system, leading to misdiagnosis. Replace it now!
  4. Powertrain Control Module - Faulty PCM can disrupt the normal functioning of the vehicle by affecting the transmission system and the fuel delivery system. This will cause the system to store wrong OBD error and thus can lead to misdiagnosis.
  5. Oxygen Sensor – If the fuel to air ratio is not correct, the engine may work in lean or rich conditions. This not only hampers the performance output, but also affects the fuel economy, exhaust emissions and acceleration. Thus, a faulty oxygen sensor must be replaced as if it important for keeping in check the oxygen levels entering/exiting the engine.
  6. Exhaust Gas Recirculation Valve - It is auto part commonly found on many road going automobiles. It is a part of the vehicle’s exhaust gas recirculation (EGR) system, an emissions system that is designed to recirculate exhaust gases back into the vehicle’s intake so that it can reduce cylinder temperatures and NOx emissions. Purchase top notch exhaust gas recirculation valve from us at economical prices.
  7. Diagnostic Tool - In order to be that DIY guy, you need few diagnostic tools to get your car problems pointed out easily. Our diagnostic tools collection will come handy to do so, so why not have a look?
  8. Diesel Exhaust Fluid Pump – For the proper functioning of the transmission system, the diesel exhaust fluid pump needs to work properly. If it is not functioning, the transmission may slip and cause harsh shifts too. Thus replace faulty pump now and buy a new one from us!
  9. Fuel Injector – The fuel injector is responsible for maintaining the optimal levels of the air to fuel ratios in the combustion chambers for the maximum out from the engines. It the fuel injector goes down, it hampers the entire efficiency of the engine. Thus, check and replace the bad injector now!
  10. Diesel Exhaust Fluid Pump – If the DEF pump is not functioning properly, the exhaust system will not be able to properly manage the harmful emissions from the vehicle and can also result in inefficient fuel consumption. Thus, replace it now, if found defective.

Symptoms Of OBD Error Code P2417

Next important thing you need to know about are the common symptoms for this obd error code P2417 with your fuel volume control.


Common Symptoms


  • Reduced fuel efficiency
  • Deficient engine performance
  • Engine stalling and not starting
  • Rough engine idles
  • Service engine soon lamp illumination

How To Correct P2417 O2 Sensor Signals Swapped Bank 2 Sensor 2 / Bank 2 Sensor 3

Wish to correct this error code with your vehicle? Do you know what all you should do to make your car free from this code P2417? Well, don’t worry! We are here to guide you.


  • Bank 2 sensor 2 and bank 2 sensor 3 wiring or connectors must be swapped
  • Repairing or replacing any open, shorted, or damaged wiring
  • Swapping wiring to the proper side
  • In extreme cases, the ECU may be replaced

Apart from the fuel injector, you might need to undergo few more replacements. You might need Oxygen Sensor, Electrical Connector, Fuel Pressure, Pcm, Ecm, Wiring Harnesses, Air Fuel Sensor, Digital Volt, Ohmmeter, Battery and many other parts. Where to get them from? Well, if you want quality parts, then we can prove to be your dream destination.

Easy Diagnosis Of Engine Error OBD Code P2417

If you want to easily diagnose this fault code P2417, then all you have to do is to follow the steps which are mentioned below:


  • A qualified technician will hook up a scan tool to the vehicle's OBD-II port to confirm P2417 is the code present.
  • The freeze frame data will be observed for P2417 to see what conditions, such as vehicle speed, operating temperature, engine speed, and operating time the code was detected in, so that these conditions can be recreated on a road test.
  • A road test will be performed with a scan tool installed in the OBD-II port to confirm an issue is present.
  • The technician will visually inspect the wiring on both bank 2 sensor 2 and sensor 3 looking for damaged wiring, broken wiring, swapped connectors, or wiring shorted to ground or power.
  • If the wiring passes the visual test, a continuity test will be performed with a multimeter for instance to tell us that the wiring has no breaks or shorts. This is done to rule the wiring out.
  • It is possible that all of these tests will be passed. If this occurs, the technician will perform a diagnostic test of the car’s ECU. These tests are specific to car makes and the manufacture will provide all steps to test the ECU.

Common Mistakes When Diagnosing the P2417 Code

In general, this code is caused by previous repairs to the vehicle. Overlooking swapped connectors and jumping straight to ECU problems will cause test results to be faulty.

Other Diagnostic Codes Related To OBD Code P2417

P2416 - O2 Sensor Signals Swapped Bank 1 Sensor 2/Bank 1 Sensor 3