AutoCodesBMW – P0223 BMW

P0223 BMW Code - Throttle/Pedal Position Sensor/Switch 'B' Circuit High

Quick Answer

The accelerator pedal position is monitored separately by 2 individual sensors. Common causes include Faulty Electromotive Throttle Actuator, Electromotive Throttle Actuator harness is open or shorted, Electromotive Throttle Actuator circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
P0223 BMW indicates Throttle/Pedal Position Sensor/Switch 'B' Circuit High.
Common causes
Common causes include Faulty Electromotive Throttle Actuator, Electromotive Throttle Actuator harness is open or shorted, Electromotive Throttle Actuator circuit poor electrical connection.
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 10,194
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jul 15, 2020
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Code P0223 BMW Description

The accelerator pedal position is monitored separately by 2 individual sensors. Two sensors are employed to provide redundancy, implement the monitoring function, and facilitate recognition of malfunctions. The sensors register accelerator-pedal travel as angular deflection, with data being transmitted directly to the engine-management control unit as analog linear voltage curves for the pedal angle. Overall pedal travel is mechanically expressed as 16° ±0.5°. Each change in the accelerator-pedal position is transmitted to the engine-management control unit with a maximum lag of 50 milliseconds. Sensor signals are transmitted in analog form. The engine-management control unit monitors the two input signals from the sensors and compares them for plausibility (factors such as mutual synchronicity, linearity, etc.). The Diagnostic Trouble Code (DTC) is detected when the voltage of the throttle valve sensor (2) exceeds the upper limit. Upper limit: 4.77 V.
OBDII Code P0223 BMW - Throttle/Pedal Position Sensor/Switch 'B' Circuit High - AutoCodes.com
P0223 BMW Code - Throttle/Pedal Position Sensor/Switch 'B' Circuit High

What are the Possible Causes of the DTC P0223 BMW?

  • Faulty Electromotive Throttle Actuator
  • Electromotive Throttle Actuator harness is open or shorted
  • Electromotive Throttle Actuator circuit poor electrical connection

How to Fix the DTC P0223 BMW?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0223 BMW code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P0223 BMW Code

1. What does the OBDII code P0223 mean on a BMW?

P0223 indicates a "Throttle/Pedal Position Sensor/Switch 'B' Circuit High," meaning there is a high voltage signal detected in the circuit of the throttle or pedal position sensor B.

2. What are the common symptoms of code P0223 in a BMW?

Symptoms include poor throttle response, reduced engine performance, erratic idling, the engine going into limp mode, and the Check Engine Light illuminating.

3. What causes the P0223 code to appear?

Common causes include a faulty throttle position sensor (TPS), damaged or corroded wiring, a malfunctioning accelerator pedal position sensor, or issues with the engine control module (ECM).

4. Can I drive my BMW with the P0223 code?

It’s not recommended to drive long distances with this code, as it can lead to unsafe driving conditions due to reduced throttle control or limp mode activation.

5. How do you fix the P0223 code on a BMW?

Repairs may include replacing the throttle position sensor, repairing or replacing damaged wiring, cleaning corroded electrical connections, or, in rare cases, replacing the ECM.

6. How is the P0223 code diagnosed in a BMW?

A technician will use an OBDII scanner to confirm the code, inspect the throttle position sensor and wiring, and perform voltage and continuity tests to pinpoint the issue.

7. Can a dirty throttle body cause the P0223 code?

While uncommon, a dirty throttle body can sometimes interfere with sensor readings and should be inspected and cleaned during diagnosis.

8. How much does it cost to fix the P0223 code on a BMW?

Repair costs vary but typically range from $150 to $500, depending on whether the throttle position sensor or other components need replacement.

9. Does the P0223 code always mean the throttle position sensor is bad?

No, the issue could also stem from faulty wiring, a bad pedal position sensor, or problems with the ECM, so proper diagnosis is crucial.

10. Can I reset the P0223 code without fixing the issue?

Clearing the code without addressing the root cause may result in the code returning and potential further damage to your vehicle. Proper repairs are necessary.

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