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P1223 – BMW DTC

BMW DTC P1223 – Pedal Position Sensor 2 Circuit High

DTC P1223 meaning on BMW

The DTC P1223 fault code on a BMW indicates an issue with the Pedal Position Sensor 2 Circuit registering a high voltage signal. This sensor is responsible for monitoring the position of the accelerator pedal and providing feedback to the engine control module.

BMW DTC P1223 symptoms

Symptoms of a DTC P1223 on a BMW may include:

  • Reduced engine power
  • Acceleration hesitation
  • Check Engine Light (CEL) illuminated
  • Difficulty maintaining speed

BMW DTC P1223 causes

Common causes of a DTC P1223 on a BMW include:

  • Faulty Pedal Position Sensor 2
  • Wiring or connector issues in the sensor circuit
  • Corrosion or poor connections

BMW DTC P1223 seriousness

The DTC P1223 fault code should be addressed promptly as it can lead to drivability issues and potential safety concerns. Ignoring this fault code may result in further damage to the vehicle and increased risk of stalling or loss of power while driving.

How to diagnose DTC P1223 on BMW

To diagnose a DTC P1223 on a BMW, a mechanic may perform the following steps:

  1. Use a diagnostic scanner to retrieve the fault code and related data
  2. Inspect the Pedal Position Sensor 2 and its wiring for any visible damage or corrosion
  3. Test the sensor’s voltage output using a multimeter
  4. Check for any loose or disconnected connectors

How to fix DTC P1223 on BMW

To fix a DTC P1223 on a BMW, the following steps may be taken:

  1. Replace the faulty Pedal Position Sensor 2
  2. Repair or replace any damaged wiring or connectors in the sensor circuit
  3. Clear the fault code from the engine control module’s memory
  4. Perform a test drive to ensure the issue has been resolved

How to erase DTC P1223 on BMW

To erase the DTC P1223 fault code on a BMW, a diagnostic scanner can be used to clear the code from the engine control module’s memory. After the repair has been completed and the fault code erased, it is recommended to perform a test drive to confirm that the issue has been resolved.

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

← All BMW Diagnostic Trouble Codes

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