AutoCodes – BMW – P0222 BMW

P0222 BMW Code - Throttle/Pedal Position Sensor/Switch 'B' Circuit Low

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: P0222 BMW indicates Throttle/Pedal Position Sensor/Switch 'B' Circuit Low.
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.

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Code Popularity 20,183

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Intermediate (2 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jul 15, 2020

Description
Possible Causes
How To Fix
Tech Notes
Cost to Diagnose
FAQs
Comments
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Code P0222 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) is less than the lower limit. Lower limit: 0.2 V.

OBDII Code P0222 BMW - Throttle/Pedal Position Sensor/Switch 'B' Circuit Low - AutoCodes.com — P0222 BMW Code - Throttle/Pedal Position Sensor/Switch 'B' Circuit Low

What does this mean?

What are the Possible Causes of the DTC P0222 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 P0222 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.

What does this mean?

Code Tech Notes

BMW Diagnostic Trouble Code (DTC): 101202

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0222 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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Need more information on how to fix the P0222 BMW code? Get Access to Factory Service Manuals

Need Help with the Code?

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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 P0222 BMW Code

1. What does OBDII code P0222 mean on a BMW?

P0222 indicates a low voltage issue in the Throttle/Pedal Position Sensor/Switch 'B' circuit, which monitors the throttle or accelerator pedal position.

2. What are the symptoms of P0222 in a BMW?

Symptoms may include poor acceleration, a stuck throttle, engine stalling, reduced engine power, or the vehicle entering limp mode. The Check Engine Light will also likely illuminate.

3. What causes the P0222 code on a BMW?

Common causes include a faulty throttle position sensor (TPS), damaged wiring or connectors, a defective accelerator pedal position sensor, or problems in the engine control module (ECM).

4. Can I drive my BMW with a P0222 code?

Driving with a P0222 code is not recommended, as it can lead to reduced performance and safety issues, such as sudden loss of power or throttle response.

5. How do you diagnose a P0222 code on a BMW?

Diagnosis involves using an OBDII scanner to confirm the code, inspecting the wiring and connectors in the TPS circuit, and testing the throttle and pedal position sensors for proper voltage and operation.

6. How do you fix the P0222 code on a BMW?

Repairs may include replacing a faulty throttle or pedal position sensor, repairing or replacing damaged wiring, cleaning corroded connectors, or reprogramming the ECM if necessary.

7. How much does it cost to fix the P0222 code on a BMW?

Repair costs vary but typically range from $100 to $400, depending on whether the sensor, wiring, or ECM needs attention. Labor costs and diagnostics may add to the total.

8. Could a bad battery cause the P0222 code on a BMW?

A weak or failing battery could potentially cause voltage-related issues in the throttle circuit, but itâ€™s less common. Itâ€™s worth testing the battery and charging system during diagnostics.

9. Does the P0222 code always mean a sensor is faulty?

Not always. While a faulty sensor is common, the issue could also stem from damaged wiring, corroded connectors, or a malfunction in the ECM.

10. How can I prevent the P0222 code from recurring on my BMW?

Regular maintenance, routine checks of the throttle and pedal position sensors, and ensuring clean, secure wiring connections can help prevent the P0222 code from returning.