AutoCodes – MINI – P1123 MINI

P1123 MINI Code - Pedal Position 1 High Input

Quick Answer

P1123 MINI indicates Pedal Position 1 High Input. Common causes include Faulty Pedal Position Sensor, Pedal Position Sensor harness is open or shorted, Pedal Position Sensor 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
P1123 MINI indicates Pedal Position 1 High Input.
Common causes
Common causes include Faulty Pedal Position Sensor, Pedal Position Sensor harness is open or shorted, Pedal Position Sensor 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 2,200
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jun 14, 2020
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Code P1123 MINI Description

OBDII Code P1123 MINI - Pedal Position 1 High Input - AutoCodes.com
P1123 MINI Code - Pedal Position 1 High Input

What are the Possible Causes of the DTC P1123 MINI?

  • Faulty Pedal Position Sensor
  • Pedal Position Sensor harness is open or shorted
  • Pedal Position Sensor circuit poor electrical connection

How to Fix the DTC P1123 MINI?

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 is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1123 MINI 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.

Need more information about the P1123 MINI 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 P1123 MINI Code

1. What are the common symptoms of OBDII code P1123 in a MINI Cooper?

- Common symptoms include reduced engine power, acceleration issues, and the vehicle going into limp mode.

2. What can cause the OBDII code P1123 in a MINI Cooper?

- The code P1123 typically indicates a high input signal from the accelerator pedal position sensor 1.

3. How can I diagnose the OBDII code P1123 in my MINI Cooper?

- Diagnosing the code involves checking the wiring and connectors related to the accelerator pedal position sensor 1 for any damage or loose connections.

4. Can a dirty throttle body cause the OBDII code P1123 in a MINI?

- Yes, a dirty throttle body can cause erratic signals from the accelerator pedal position sensor, triggering the P1123 code.

5. What is the repair process for OBDII code P1123 in a MINI Cooper?

- The repair process typically involves cleaning or replacing the throttle body, inspecting and repairing any damaged wiring, and resetting the fault code.

6. Can driving with the OBDII code P1123 cause further damage to the vehicle?

- Continuing to drive with the P1123 code may lead to further issues such as reduced fuel efficiency and potential damage to the engine components.

7. Is it safe to reset the OBDII code P1123 in a MINI Cooper using a diagnostic scanner?

- It is safe to reset the code temporarily to see if it reoccurs after cleaning or repairing the throttle body and related components.

8. How much does it typically cost to repair OBDII code P1123 in a MINI Cooper at a mechanic?

- Repair costs for the P1123 code can vary depending on the extent of the issue, but they generally range from $100 to $300 for parts and labor.

9. Can a DIY enthusiast fix the OBDII code P1123 issue in a MINI Cooper?

- Yes, if you have the necessary tools and knowledge, cleaning the throttle body and checking the wiring can be done as a DIY repair to address the P1123 code.

10. How urgent is it to address the OBDII code P1123 in a MINI Cooper?

- It is recommended to address the P1123 code promptly to prevent further engine performance issues and potential damage to other components in the vehicle.

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