Engine-Codes - Audi - P1123 AUDI

P1123 AUDI - Long Term Fuel Trim Adjustment Bank 1 System Too Rich

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3  What is this?
Table of contents

P1123 AUDI Possible Causes

  • Faulty HO2S
  • Faulty Mass Air Flow Sensor
  • High fuel pressure
  • Canister purge solenoid stuck open
  • HO2S harness is open or shorted
  • HO2S circuit poor electrical connection

How is the P1123 AUDI code repair?

Start by checking 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.

What is the cost to diagnose the P1123 AUDI code

Labor: 1.0

The cost to diagnose the P1123 AUDI code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.
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Possible Symptoms

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

P1123 AUDI Meaning

Long Term Fuel Trim Adjustment Bank 1 System Too Rich is the generic description for the P1123 Audi code, but the manufacturer may have a different description for your model and year vehicle. Currently, we have no further information abouth the P1123 Audi OBDII code.

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More Information

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