P1126 AUDI – Long Term Fuel Trim Adjustment System, Bank 2 Too Lean
P1126 AUDI Possible Causes
- Faulty HO2S
- Faulty Mass Air Flow Sensor
- High Fuel Pressure
- Purge Canister Solenoid Stuck Open
- HO2S Harness Open or Shorted
- Poor Electrical Connection in HO2S Circuit
How to Fix P1126 AUDI Code?
Start by checking the “possible causes” listed above. Visually inspect the corresponding wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector pins.
Possible Symptoms
- Check Engine Light On (or Service Engine Soon Warning Light)
P1126 AUDI Meaning
Long Term Fuel Trim Adjustment System, Bank 2 Too Lean is the generic description for Audi P1126 code, but the manufacturer may have a different description for your vehicle model and year. Currently, we do not have more information about the Audi P1126 OBDII code.