P1138 AUDI - Long Term Fuel Trim Add. Fuel B2 System Too Lean

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3   
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P1138 AUDI Possible Causes

  • Intake air leak
  • Faulty O2 Sensor
  • Faulty Mass Air Flow (MAF) Sensor
  • O2 Sensor harness is open or shorted
  • O2 Sensor circuit poor electrical connection

First diagnose P1138 AUDI code

    Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.

P1138 AUDI Tech Notes

2002 Volkswagen Passat

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Cost of diagnosing the P1138 AUDI code

    Labor: 1.0

    The cost of diagnosing the P1138 AUDI code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.

P1138 AUDI Possible Symptoms

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

P1138 Audi Description

Long Term Fuel Trim Add. Fuel B2 System Too Lean is the generic description for the P1138 Audi code, but the manufacturer may have a different description. Currently we have no further information abouth the P1138 Audi OBDII code. Please post your question on our "Questions" section for more information: AutoCodes.com Questions.
OBDII Code P1138 Audi - Long Term Fuel Trim Add. Fuel B2 System Too Lean - AutoCodes.com

P1138 AUDI More Information

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P1138 AUDI Comments

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