OBD Guide
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P06EA

NOx Sensor Processor Performance Bank 1 Sensor 1

P06EA is an OBD-II diagnostic trouble code meaning: NOx Sensor Processor Performance Bank 1 Sensor 1. Common causes: nox sensor processor internal fault, nox sensor overheating due to improper installation or heater failure. Estimated repair cost: $6–667.

Severity
🔴 High
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$6–667 (est.)

Symptoms

  • Check Engine light on
  • Emission fault lamp (if provided by design)
  • Increased consumption of AdBlue reagent
  • Incorrect operation of the SCR or LNT system
  • Power limitation mode possible (technical regulations)

Causes

  • NOx sensor processor internal fault
  • NOx sensor overheating due to improper installation or heater failure
  • Moisture or dirt entering the sensor housing
  • Violation of data exchange via CAN bus
  • Damage to the connector or wiring of the NOx sensor

How to Fix

  1. Read all error codes and check for CAN bus errors
  2. Check the wiring and connector of NOx sensor bank 1 sensor 1
  3. Make sure the sensor is installed correctly and there is no mechanical damage
  4. Check the power supply and grounding of the sensor
  5. Regenerate the sensor (if provided by the manufacturer)
  6. Replace NOx sensor if internal fault is confirmed

Related codes

P06EBP2200P2201P229EP229F

Error P06EA by Vehicle Brand

AcuraAudiBAICBMWBYDBuickCadillacChanganCheryChevroletChryslerCitroenDodgeDongfengExeedFAWFordForthingFotonGACGMGMCGeelyGreat WallHavalHondaHongqiHyundaiInfinitiJACJaecooJaguarJeepJetourKaiyiKiaLadaLexusLi AutoLifanLincolnLivanMazdaMercedes-BenzMercuryMitsubishiNIONissanOldsmobileOmodaOpelPeugeotPlymouthPontiacRenaultSWMSaturnSkodaSkywellSubaruSuzukiTankToyotaVolkswagenVolvoVoyahXPengZeekrZotye

FAQ

What does the P06EA code mean?

P06EA is an OBD-II diagnostic trouble code that indicates: NOx Sensor Processor Performance Bank 1 Sensor 1

What causes a P06EA error code?

The most common causes of P06EA include: NOx sensor processor internal fault; NOx sensor overheating due to improper installation or heater failure; Moisture or dirt entering the sensor housing; Violation of data exchange via CAN bus.

How do I fix a P06EA diagnostic trouble code?

To fix P06EA: Read all error codes and check for CAN bus errors. Check the wiring and connector of NOx sensor bank 1 sensor 1. Make sure the sensor is installed correctly and there is no mechanical damage. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P06EA?

Yes, but get it checked soon

How much does it cost to fix P06EA?

The estimated repair cost for P06EA is $6–667. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat