P2474 OBD Error Code: Problem & Solutions

We are to help and if you need info on OBD error code P2474, then you are certainly at the right place. This error code will be set by your vehicle’s PCM when it detects an incorrect signal. Your car’s pcm is responsible for monitoring the egt sensor and to make sure that the circuit and range values are within the specifications. It will set this error code P2474, when it detects that exhaust gas temperature bank 2 sensor 4 is out of range. To know more about few of it’s common causes, take a look at the section below.

What causes this problem with the Exhaust Gas Temperature Sensor Circuit Range/Performance Bank 2 Sensor 4?

• EGT bank 2 sensor 4 being faulty
• EGT bank 2 sensor 4 wires or harnesses being open or shorted
• EGT bank 2 sensor 4 poor electrical connection
• A possible exhaust leakage
• Sensor developing excessive particulate matter buildup

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3. Exhaust Gas Temperature Sensor - EGT is responsible for warning the driver of situations that are potentially damaging to the engine and in this way it is a really important gauge. So, if you have a damaged one, undergo it’s replacement as soon as possible.
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It is essential to know the symptoms of an issue as only then you would be able to solve the problem. So that’s why we have listed out some major symptoms of OBD Code P2474 here:

Common Symptoms

• Engine stalling
• Difficulty starting
• Engine overheating issues
• Decline in fuel economy
• Decline in vehicle’s engine efficiency
• Flashing of check engine light

Here are some ways with the help of which you will be able to correct the OBD Code P2474

• First step is to repair or replace the malfunctioning EGT sensor bank 2 sensor 4
• Second step is to replace all the blown out Fuses
• Third step is to clean all the corrosion from the connectors
• Fourth step is to replace or fix the faulty wirings
• Fifth step is to get rid of all the carbon buildup from the sensor
• Sixth step is to amend the exhaust leakage
• Last step is to repair or replace the bad car’s ECU

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Here are some steps which you should follow in order to diagnose this fault code:

• Begin your diagnosis of OBD error code P2474, 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 P2474 Code

If you are going to diagnose your vehicle for OBD error code P2474, then make sure that you avoid the following errors

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