Audi DTC P1136 – Long Term Fuel Trim Additional Fuel, Bank1 System too Lean
DTC P1136 meaning on Audi
DTC P1136 on an Audi indicates that the Long Term Fuel Trim Additional Fuel, Bank1 System is too lean. This means that the engine control module (ECM) has detected that the air-fuel mixture is too lean for proper combustion in the engine’s cylinders.
Audi DTC P1136 symptoms
Symptoms of DTC P1136 on an Audi may include rough idling, poor acceleration, hesitation or stumbling during acceleration, decreased fuel efficiency, and in some cases, the Check Engine Light may illuminate on the dashboard.
Audi DTC P1136 causes
The causes of DTC P1136 on an Audi can vary, but common reasons include a vacuum leak, faulty oxygen sensor, clogged fuel filter, fuel pump malfunction, intake air leak, or issues with the mass airflow sensor.
Audi DTC P1136 seriousness
While DTC P1136 may not cause immediate harm to the engine, it can lead to poor engine performance, reduced fuel efficiency, and potential long-term damage if left unresolved. It is recommended to address this issue promptly to prevent further complications.
How to diagnose DTC P1136 on Audi
To diagnose DTC P1136 on an Audi, a mechanic would typically use a diagnostic scanner to retrieve the fault codes stored in the ECM. They would then perform a visual inspection of the engine components, check for vacuum leaks, test the oxygen sensor, inspect the fuel system, and evaluate the air intake system for any issues.
How to fix DTC P1136 on Audi
Fixing DTC P1136 on an Audi may involve repairing or replacing components such as the oxygen sensor, fuel filter, mass airflow sensor, or addressing any vacuum leaks. It is crucial to address the root cause of the lean condition to restore proper engine performance.
How to erase DTC P1136 on Audi
Once the underlying issue causing DTC P1136 on an Audi has been resolved, the fault codes can be cleared using a diagnostic scanner. By clearing the codes, the Check Engine Light should turn off, indicating that the issue has been addressed.
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