P1579 – Audi DTC

Audi DTC P1579 – Idle Speed Control Throttle Position Adaptation not started

DTC P1579 meaning on Audi

DTC P1579 on an Audi refers to the Idle Speed Control Throttle Position Adaptation not started. This diagnostic trouble code indicates that the engine control module (ECM) has detected an issue with the adaptation process for the idle speed control throttle position.

Audi DTC P1579 symptoms

Symptoms of DTC P1579 on an Audi may include:

• Fluctuating idle speed
• Poor idle quality
• Engine stalling at idle
• Check Engine Light (CEL) illuminated on the dashboard

Audi DTC P1579 causes

Common causes of DTC P1579 on an Audi include:

• Throttle body issues
• Dirty or faulty throttle position sensor
• Wiring or connection problems related to the throttle position sensor
• Software glitches in the engine control module

Audi DTC P1579 seriousness

While DTC P1579 may not cause immediate drivability issues, it can lead to poor engine performance and potentially affect the vehicle’s idle stability. Ignoring this code may result in further damage to engine components over time.

How to diagnose DTC P1579 on Audi

To diagnose DTC P1579 on an Audi, you can perform the following steps:

1. Use an OBD-II scanner to retrieve the fault codes stored in the ECM.
2. Inspect the throttle body and throttle position sensor for any signs of damage or contamination.
3. Check the wiring and connections related to the throttle position sensor for any issues.
4. Perform a throttle body adaptation using a diagnostic tool to reset the idle speed control adaptation.

How to fix DTC P1579 on Audi

To fix DTC P1579 on an Audi, you can try the following solutions:

1. Clean the throttle body and throttle position sensor to remove any dirt or debris.
2. Inspect and repair any damaged wiring or connections related to the throttle position sensor.
3. Perform a throttle body adaptation procedure using a diagnostic tool to recalibrate the idle speed control.
4. If necessary, replace the throttle body or throttle position sensor with new components.

How to erase DTC P1579 on Audi

To erase DTC P1579 on an Audi, you can use an OBD-II scanner to clear the fault codes stored in the ECM. After fixing the underlying issue causing the code, you can reset the system and verify that the code does not return.

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