AutoCodes – BMW – P11AA BMW

P11AA BMW Code - Throttle Tight

Quick Answer

The Electromotive Throttle Actuator is attached to the intake plenum and adjusts the throttle valve. 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
P11AA BMW indicates Throttle Tight.
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 6,267
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 P11AA BMW Description

The Electromotive Throttle Actuator is attached to the intake plenum and adjusts the throttle valve. The air supply to the engine is modified by adjusting the throttle valve. The Digital Motor Electronics (DME) calculates the position of the throttle valve using the following information: Position of the accelerator pedal and Torque request from other control units.
The Digital Motor Electronics opens or closes the electromotive throttle actuator electrically. The throttle valve opening angle in the electromotive throttle actuator is monitored by 2 hall effect sensors. The throttle valve is moved by an electric actuator motor. This servomotor is actuated by a pulse-width modulated signal with a frequency of 1000 Hz.
The Digital Motor Electronics diagnosis monitors the throttle valve's deviation from the setpoint value. The Diagnostic Trouble Code (DTC) is recognized when the deviation exceeds a specified limit value for too long.
OBDII Code P11AA BMW - Throttle Tight - AutoCodes.com
P11AA BMW Code - Throttle Tight

What are the Possible Causes of the DTC P11AA 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 P11AA 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 P11AA 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 P11AA BMW Code

1. What does the OBDII code P11AA mean on a BMW?

P11AA on a BMW indicates a "Throttle Tight" issue, which typically points to a problem with the throttle body or its related components.

2. What are common symptoms of the P11AA code on a BMW?

Symptoms may include reduced engine performance, hesitation during acceleration, poor throttle response, or the vehicle entering limp mode.

3. What causes the P11AA code to appear on a BMW?

Common causes include a malfunctioning throttle body, carbon buildup, issues with the electronic throttle control (ETC) system, or wiring/connector faults.

4. Can a dirty throttle body cause the P11AA code?

Yes, carbon buildup or debris in the throttle body can restrict movement and trigger the P11AA code.

5. How do you diagnose the P11AA code on a BMW?

Diagnosis involves scanning for codes, inspecting the throttle body for damage or buildup, checking the electronic throttle control system, and testing for wiring or connector issues.

6. Is it safe to drive a BMW with the P11AA code?

Driving with the P11AA code is not recommended as it can lead to reduced performance, safety risks, and potential damage to other engine components.

7. How do you fix the P11AA code on a BMW?

Repairs may include cleaning or replacing the throttle body, repairing damaged wiring or connectors, or reprogramming the electronic throttle control module if needed.

8. Can a software update resolve the P11AA code on a BMW?

In some cases, a software update or reprogramming of the engine control module (ECM) can correct throttle-related issues and clear the code.

9. How much does it cost to fix the P11AA code on a BMW?

The cost can range from $150 to $600, depending on whether the throttle body needs cleaning, repair, or replacement.

10. Can a faulty accelerator pedal sensor trigger the P11AA code?

While less common, a malfunctioning accelerator pedal sensor can interfere with throttle operation and contribute to the P11AA code.

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