The P20E7 fault code in automobiles indicates a problem with the Reductant Injection Air Pressure Sensor. This can cause the Engine Light to turn on, indicating a need for service.

The cause of this issue could be a faulty sensor, an open or shorted harness, or poor electrical connection.

It is important to visually inspect the wiring harness and connectors for any damage or corrosion. The repair time for this issue is estimated to be around 1.0.

To interpret the fault code, it is recommended to check the “Possible Causes” listed above and look for any broken or bent components.

Repair Importance Level10.0 (Out of 10)
Estimated Repair TimeApproximately 1.0 hour
Repair Difficulty Level10.0 (Out of 10)

If you notice the Engine Light ON or Service Engine Soon Warning Light, it could be a sign of the p20e7 fault code. Here are the symptoms to look out for:

  • The P20E7 fault code in an automobile can cause several symptoms.
  • The most common symptom is the illumination of the engine light or service engine soon warning light.
  • Other symptoms include reduced engine power, decreased fuel efficiency, rough idling, and difficulty starting the engine.
  • Additionally, the vehicle may experience a decrease in acceleration and overall performance.
  • It is important to address these symptoms promptly to prevent further damage to the vehicle.

P20E7 fault code can be caused by various issues, including a faulty sensor or poor electrical connection.

  • The automobile fault code P20E7 can be caused by a faulty Reductant Injection Air Pressure Sensor.
  • It can also be caused by an open or shorted Reductant Injection Air Pressure Sensor harness.
  • Additionally, a poor electrical connection in the Reductant Injection Air Pressure Sensor circuit can also trigger this fault code.

Below are the possible fixes for the automobile fault code p20e7, including inspecting wiring harness and connectors for damage or corrosion.

  • To fix the automobile fault code P20E7, first, check the possible causes listed above.
  • Then, visually inspect the related wiring harness and connectors.
  • Look for any damaged components and check for broken, bent, pushed out, or corroded connector’s pins.
  • This fix will take an estimated repair time of 1.0 hour.

The automobile fault code P20E7 has an estimated repair time of 1.0 hour. The cost of fixing this fault code is influenced by the repair time. Most auto repair shops charge between $75 and $150 per hour for their services.

Therefore, the fixing cost of P20E7 will range between $75 and $150, depending on the repair time required.

The P20E7 code is a generic description for Reductant Injection Air Pressure Too High. However, the manufacturer may have a different description for your vehicle’s model and year.

Unfortunately, we do not have any further information about this OBDII code at this time. If you have any questions, please feel free to post them in the comments section below for more information.

What are the possible causes of the P20E7 automobile fault code?

If you see the engine light on or the service engine soon warning light, it could be due to the P20E7 fault code. This code is caused by a faulty reductant injection air pressure sensor, an open or shorted sensor harness, or a poor electrical connection in the sensor circuit. To fix this issue, you should visually inspect the wiring harness and connectors, check for damaged components, and look for broken, bent, pushed out, or corroded connector pins.

How can I visually inspect the wiring harness and connectors related to the Reductant Injection Air Pressure Sensor?

If you’re experiencing an illuminated Engine Light or Service Engine Soon Warning Light, it could be due to a faulty Reductant Injection Air Pressure Sensor or related wiring issues. To visually inspect the wiring harness and connectors, check for damaged components and look for broken, bent, pushed out, or corroded connector’s pins. This will help you identify if the Reductant Injection Air Pressure Sensor harness is open or shorted, or if there is a poor electrical connection in the circuit.

What should I do if I find damaged components or broken, bent, pushed out, or corroded connector’s pins during the inspection of the P20E7 fault code?

If you find damaged components or broken, bent, pushed out, or corroded connector’s pins during the inspection of the P20E7 fault code, you should visually inspect the related wiring harness and connectors. Check for any possible damage and replace any faulty components. This will help to ensure that the Reductant Injection Air Pressure Sensor is functioning properly and that the engine light is turned off.

p20e7 error fault code explained

If your engine light is on and the fault code is P20E7, it may be due to a faulty Reductant Injection Air Pressure Sensor or related wiring issues.

Visually inspect the wiring harness and connectors for damage or corrosion. Check for broken or bent pins.

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