AutoCodes – MINI – P112E MINI

P112E MINI Code - Manifold Absolute Pressure To Throttle Angle Too Low Bank 1

Quick Answer

The Manifold Absolute Pressure (MAP) sensor is used to monitor engine load by sampling the depression in the inlet manifold. Common causes include Faulty Intake Pipe Vacuum Sensor, Intake Pipe Vacuum Sensor harness is open or shorted, Intake Pipe Vacuum 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
P112E MINI indicates Manifold Absolute Pressure To Throttle Angle Too Low Bank 1.
Common causes
Common causes include Faulty Intake Pipe Vacuum Sensor, Intake Pipe Vacuum Sensor harness is open or shorted, Intake Pipe Vacuum 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.
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Code Popularity 3,331
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 P112E MINI Description

The Manifold Absolute Pressure (MAP) sensor is used to monitor engine load by sampling the depression in the inlet manifold. At idle speed, a large depression will exist because the throttle valve is in the idle load position and the cylinders of the engine act like an air pump against a restriction. A larger depression exists during over-run conditions because the throttle is in the idle load position and the engine speed is high. The inlet manifold depression disappears when the throttle is snapped open and the inlet manifold pressure is approximately equal to atmospheric pressure. A larger depression exists during over-run conditions because the throttle is in the idle load position and the engine speed is high.
The signal from the MAP sensor can be used for calculating the fuel injection quantity, rate of ignition advance or retard, boost pressure control, and idle speed control.
The Digital Motor Electronics (DME) diagnosis monitors the plausible position of the throttle valve in relation to the applied intake pipe vacuum. The Diagnostic Trouble Code (DTC) is detected when the ascertained air mass flow falls below a limit value.
OBDII Code P112E MINI - Manifold Absolute Pressure To Throttle Angle Too Low Bank 1 - AutoCodes.com
P112E MINI Code - Manifold Absolute Pressure To Throttle Angle Too Low Bank 1

What are the Possible Causes of the DTC P112E MINI?

  • Faulty Intake Pipe Vacuum Sensor
  • Intake Pipe Vacuum Sensor harness is open or shorted
  • Intake Pipe Vacuum Sensor circuit poor electrical connection
  • Faulty Electromotive Throttle Actuator

How to Fix the DTC P112E 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.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P112E 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 P112E 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 P112E MINI Code

1. What are the common symptoms of OBDII code P112E in a MINI?

- Common symptoms include reduced engine power, rough idling, hesitation during acceleration, and illuminated Check Engine Light.

2. What does the OBDII code P112E in a MINI indicate?

- The code P112E indicates that the Manifold Absolute Pressure (MAP) sensor is detecting a lower-than-expected throttle angle in Bank 1 of the engine.

3. What are the possible causes of the Manifold Absolute Pressure to Throttle Angle Too Low Bank 1 error code?

- Potential causes include a faulty MAP sensor, a vacuum leak in the intake system, a dirty throttle body, or a problem with the throttle position sensor.

4. How can I diagnose the OBDII code P112E in my MINI?

- You can diagnose the code by using an OBDII scanner to retrieve the specific fault code, checking the MAP sensor readings, inspecting the intake system for leaks, and testing the throttle position sensor.

5. Can I still drive my MINI with the P112E fault code?

- It is not recommended to drive your MINI with the P112E fault code present, as it can lead to poor engine performance and potential further damage if left unresolved.

6. How can I repair the Manifold Absolute Pressure to Throttle Angle Too Low Bank 1 issue in my MINI?

- Repair methods may include replacing the faulty MAP sensor, repairing any vacuum leaks, cleaning the throttle body, or replacing the throttle position sensor as necessary.

7. Is it possible to clear the P112E trouble code in a MINI without fixing the underlying issue?

- While you can clear the trouble code with an OBDII scanner, it is important to address the root cause of the problem to prevent it from recurring and potentially causing more significant issues.

8. How much does it typically cost to repair the P112E error code in a MINI?

- The cost of repairing the P112E error code can vary depending on the specific cause of the issue and the labor rates in your area. It is recommended to consult with a professional mechanic for an accurate estimate.

9. Can a DIY enthusiast fix the P112E fault code in a MINI?

- Depending on your level of automotive knowledge and access to tools, you may be able to address some potential causes of the P112E code yourself, such as cleaning the throttle body. However, more complex issues may require professional assistance.

10. How can I prevent the OBDII code P112E from recurring in my MINI?

- To prevent the P112E code from recurring, it is essential to perform regular maintenance on your vehicle, including keeping the intake system clean, checking for vacuum leaks, and ensuring proper sensor function.

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