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AutoCodes - Generic - P20E1

P20E1 Code - Exhaust Aftertreatment Fuel Pressure Sensor Circuit Intermittent/Erratic

- Code Popularity: 5,836 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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What are the Possible Causes of the DTC P20E1?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
  • Faulty Exhaust Aftertreatment Fuel Pressure Sensor
  • Exhaust Aftertreatment Fuel Pressure Sensor harness is open or shorted
  • Exhaust Aftertreatment Fuel Pressure Sensor circuit poor electrical connection
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How to Fix the DTC P20E1?

Review the 'Possible Causes' mentioned above and visually examine the corresponding wiring harness and connectors. Ensure to check for any damaged components and inspect the connector pins for signs of being broken, bent, pushed out, or corroded.

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What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P20E1 code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.

What are Code Possible Symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)

Code P20E1 Description

The exhaust fuel addition injector assembly is mounted on the outlet of the turbocharger sub-assembly, and low-pressure fuel is supplied to the exhaust fuel addition injector assembly by the feed pump in the supply pump assembly. The exhaust fuel addition injector assembly adds fuel by a control signal from the Engine Control Module (ECM). This injector is used for two different controls: Particulate Matter (PM) forced regeneration and PM reduction.

OBDII Code P20E1 - Exhaust Aftertreatment Fuel Pressure Sensor Circuit Intermittent/Erratic - AutoCodes.com
P20E1 Code - Exhaust Aftertreatment Fuel Pressure Sensor Circuit Intermittent/Erratic

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Code P20E1 comments

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