What are the possible causes of DTC P1326 Audi?
NOTE: The causes listed may not be a complete list of all potential issues and there may be other causes.
- Low fuel level or fuel quality
- Mass Air Flow (MAF) sensor failure
- Low fuel pressure
- Abnormal engine noise or faulty knock sensor
- Faulty knock sensor
- Knock sensor wiring harness is open or short-circuited
- Poor electrical connection in the knock sensor circuit
How to fix DTC P1326 Audi?
Check the “Possible Causes” listed above. Visually inspect the wiring harness and related connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector pins.
What are the possible symptoms of Audi P1326 code?
- Check engine light on (or engine maintenance warning light soon)
What does Audi P1326 code mean?
The Engine Control Module (ECM) monitors cylinder 2 knock. The ECM sets the Diagnostic Trouble Code (DTC) when cylinder 2 knock does not meet factory specifications.