P2620 – BMW DTC

BMW DTC P2620 – Throttle Position Output Circuit/Open

DTC P2620 meaning on BMW

The Diagnostic Trouble Code (DTC) P2620 for BMW indicates an issue with the Throttle Position Output Circuit/Open. This means that the Engine Control Module (ECM) has detected an open circuit or a lack of signal from the throttle position sensor.

BMW DTC P2620 symptoms

Symptoms of DTC P2620 on a BMW may include:

• Check Engine Light illuminated
• Reduced engine power
• Engine stalling or hesitation
• Poor acceleration

BMW DTC P2620 causes

Common causes of DTC P2620 on a BMW include:

• Faulty throttle position sensor
• Open or short circuit in the throttle position sensor wiring
• Corrosion or poor connection in the throttle position sensor circuit

BMW DTC P2620 seriousness

DTC P2620 should be addressed promptly as it can lead to drivability issues and potential safety concerns. Ignoring this code may result in further damage to the engine or other components.

How to diagnose DTC P2620 on BMW

To diagnose DTC P2620 on a BMW, you can follow these steps:

1. Use a diagnostic scanner to retrieve the fault code and freeze frame data
2. Inspect the throttle position sensor and its wiring for any visible damage or corrosion
3. Test the throttle position sensor using a multimeter to check for proper voltage and resistance
4. Check for any loose or disconnected connectors in the throttle position sensor circuit

How to fix DTC P2620 on BMW

To fix DTC P2620 on a BMW, you can try the following solutions:

1. Replace the throttle position sensor if it is found to be faulty
2. Repair any open or short circuits in the throttle position sensor wiring
3. Clean or repair any corroded connectors in the throttle position sensor circuit
4. Clear the fault code and test drive the vehicle to ensure the issue is resolved

How to erase DTC P2620 on BMW

To erase DTC P2620 on a BMW, you can use a diagnostic scanner to clear the fault code from the ECM’s memory. After clearing the code, it is recommended to test drive the vehicle to ensure the issue has been resolved and the code does not return.

Recommended tools & DTC Scanners for BMW

Best Diagnostic App for modern BMWs: BimmerLink

Recommended Bluetooth adapter for Bimmerlink: OBDLink CX

Cable adapter for Bimmerlink: Enet Cable USB Type C

For older BMWs we recommend: Autel AutoLink AL319 (2024 version)

Easy-to-use Multimeter for reliable diagnostics: AstroAI Auto-ranging Multimeter

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