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P2470 OBD Error Code: Problem & Solutions

OBD Code P2470 - Exhaust Gas Temperature Sensor Circuit Low Bank 1 Sensor 4

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Is your vehicle facing fall in engine performance and picking up starting issues? If YES, then we suggest you to undergo your vehicle diagnosis for OBD error code P2470.

Wondering what is this OBD error code P2470 has to do with these conditions? This OBD error code P2470 is a diagnostic trouble code that applies to OBD-II equipped vehicles such as Toyota, Volkswagen, Ford, Dodge, Hyundai, Audi, Nissan and more. The steps to repair these issue might be different to certain extent depending upon your vehicle model. To understand your vehicle better lets have deeper knowledge of this issue.

Learn More About OBD Error Code P2470

P2470 OBD error code relates to your vehicle’s EGT sensor circuit bank 1 sensor 4. Your vehicle’s powertrain control module (PCM) will set this error code when it detects that some malfunctioning with the exhaust gas temperature sensor circuit or in another words when it senses low circuitry from the EGT sensor bank 1 sensor 4.

If you want to correct this issue with your vehicle, you will need to understand few of its common causes first.


What causes this problem with the Exhaust Gas Temperature Sensor Circuit Low Bank 1 Sensor 4?


  • Damaged or defective exhaust gas temperature sensor bank 1 sensor 4
  • Open or shorted EGT sensor bank 1 sensor 4 harness
  • Poor electrical connection for the EGT sensor bank 1 sensor 4
  • Leaking exhaust
  • Carbon or excessive particulate matter buildup on the sensor

Replace/Repair These Parts To Fix Code P2470

  1. Catalytic Converter - Having problems with your catalytic converter can really escalate your problem with the o2 sensor circuit malfunctioning. So, we definitely recommend you to stop thinking and replace your damaged or faulty cat converters today.
  2. Powertrain Control Module - You need to be aware of the fact that malfunctioning 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 such as P2470 and thus can lead to misdiagnosis. So, it's definitely a good idea replace the damaged ones.
  3. Exhaust Gas Temperature Sensor - If the engine system is filled with too much fuel, then the EGT sensor can start malfunctioning. Check for the proper fuel level or replace the damaged EGT sensor now.
  4. Diesel Particulate Filter - Chances are that there could be a problem with your vehicle’s DEF parts and filter, but don’t let that hold you back, fix your def filters and related parts now. You can find with us top notch def parts at the most budget friendly prices.
  5. Exhaust System Parts - Looking for exhaust system parts to fix OBD error code P2470? If YES, then all you need to do is to browse through our website. You can find the most budget friendly parts with us.

Symptoms Of The OBD Error Code P2470

Willing to know some common symptoms of OBD Code P2470? Your wish is our demand. Have a look at them below:


Common Symptoms


  • Overheating engine
  • Fall in vehicle efficiency
  • Fall in fuel economy
  • Stalling engine
  • No start condition
  • Flashing of check engine light

How To Correct P2470 Exhaust Gas Temperature Sensor Circuit Low Bank 1 Sensor 4

We have listed out so ways which would help you to correct the occurrence of OBD Code P2470. They are mentioned here as follows:


  • Start by replacing the bad exhaust gas temperature sensor
  • Next is to repair or replace those blown out fuse or fuse able link
  • Make sure that you clean the connectors for any corrosion
  • Fix, repair or replace the faulty wirings
  • Make sure to remove the sensor of any carbon buildup
  • Fix the leaking exhaust
  • Repair or replace the faulty engine control unit


There is no need to get strained if your OBD Code is still flashing up as we are here at your service. Have a look at our superior variety of Catalytic Converter, Pcm, SCR System, Exhaust Gas Temperature Sensor, Diesel Particulate Filter, Exhaust System, Selective Catalytic Reduction and many more. Now all your problems would vanish within no time.

Easy Diagnosis Of Engine Error OBD Code P2470

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


  • To start with your diagnosis of OBD error code P2470, you will need to look for the technical service bulletins, also known as the TSB’s specific to your vehicle make model and year. Believe us this will save you a lot of time and will guide you in the right direction.
  • Next step in your diagnosis step is to find and locate all the parts within the exhaust gas temperature circuit and undergo a complete visual inspection to make sure there are no defects such as scraping, rubbing, bare wires or burn spots.
  • Now, inspect all the related connectors for any corrosion or defective pins. For those who don’t know this already, the exhaust gas temperature sensor is generally a 2-wire sensor located in your vehicle’s exhaust down pipe.
  • Remove the exhaust gas temperature and check for any carbon buildup. Also, check for any fuel injector or exhaust leakage.


Common Mistakes When Diagnosing The P2470 Code


If you are going to diagnose your vehicle for OBD error code P2470, then make sure that you avoid the following errors


  • Problematic exhaust gas temperature (EGT) sensor
  • Problematic powertrain control module (PCM)
  • Problematic wiring

Other Diagnostic Codes Related To OBD Code P2470

P246E - Exhaust Gas Temperature Sensor Circuit Bank 1 Sensor 4

P246F - Exhaust Gas Temperature Sensor Circuit Range/Performance Bank 1 Sensor 4

P2471 - Exhaust Gas Temperature Sensor Circuit High Bank 1 Sensor 4

P2472 - Exhaust Gas Temperature Sensor Circuit Intermittent/Erratic Bank 1 Sensor 4