AutoCodes – MINI – P157D MINI

P157D MINI Code - Idle Throttle Valve Actuator 2

Quick Answer

The Engine Control Module (ECM) monitors the Idle Throttle Valve Actuator 2. Common causes include Faulty Idle Throttle Valve Actuator 2, Idle Throttle Valve Actuator 2 harness is open or shorted, Idle Throttle Valve Actuator 2 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: P157D MINI indicates Idle Throttle Valve Actuator 2.
Common causes: Common causes include Faulty Idle Throttle Valve Actuator 2, Idle Throttle Valve Actuator 2 harness is open or shorted, Idle Throttle Valve Actuator 2 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 1,075

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jan 01, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P157D MINI Description

The Engine Control Module (ECM) monitors the Idle Throttle Valve Actuator 2. The ECM sets the OBDII code when the Idle Throttle Valve Actuator 2 is not to factory specifications.

OBDII Code P157D MINI - Idle Throttle Valve Actuator 2 - AutoCodes.com — P157D MINI Code - Idle Throttle Valve Actuator 2

What does this mean?

What are the Possible Causes of the DTC P157D MINI?

Faulty Idle Throttle Valve Actuator 2
Idle Throttle Valve Actuator 2 harness is open or shorted
Idle Throttle Valve Actuator 2 circuit poor electrical connection

How to Fix the DTC P157D 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 P157D 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 P157D MINI code?

Need more information on how to fix the P157D MINI code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P157D MINI code diagnosed by a professional: Find a repair shop in your area

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 P157D MINI Code

1. What are the common symptoms of OBDII code P157D in a MINI related to the Idle Throttle Valve Actuator 2?

- Common symptoms include rough idle, engine stalling, poor acceleration, and potential loss of power.

2. What are the possible causes of OBDII code P157D in a MINI linked to the Idle Throttle Valve Actuator 2?

- Possible causes include a faulty idle throttle valve actuator, wiring issues, vacuum leaks, or a malfunctioning engine control module.

3. How can I diagnose OBDII code P157D in my MINI with regards to the Idle Throttle Valve Actuator 2?

- Diagnose the code by checking the idle throttle valve actuator for proper function, inspecting the wiring for any damage, and scanning the vehicle's computer for related error codes.

4. Can I drive my MINI with OBDII code P157D related to the Idle Throttle Valve Actuator 2?

- It is not recommended to drive the vehicle with this code as it can lead to further damage and potential safety hazards. It's best to address the issue promptly.

5. What are some repair tips for fixing OBDII code P157D in a MINI concerning the Idle Throttle Valve Actuator 2?

- Repair tips include replacing the faulty idle throttle valve actuator, repairing any damaged wiring, addressing vacuum leaks, and ensuring proper connection to the engine control module.

6. How much does it typically cost to repair OBDII code P157D related to the Idle Throttle Valve Actuator 2 in a MINI?

- Repair costs can vary depending on the specific issue, but it may range from $200 to $500 for parts and labor.

7. Can a DIY enthusiast fix OBDII code P157D in a MINI associated with the Idle Throttle Valve Actuator 2?

- Depending on the individual's mechanical skills and access to tools, some DIY enthusiasts may be able to address the issue themselves. However, professional assistance is recommended for accurate diagnosis and repair.

8. Are there any preventive measures to avoid OBDII code P157D related to the Idle Throttle Valve Actuator 2 in a MINI?

- Regular maintenance, such as cleaning the throttle body and intake system, can help prevent issues with the idle throttle valve actuator. Additionally, addressing any warning signs promptly can prevent further damage.

9. Is it safe to reset the OBDII code P157D in a MINI without fixing the underlying issue related to the Idle Throttle Valve Actuator 2?

- While you can reset the code temporarily, it is not advisable to do so without addressing the root cause. Ignoring the underlying issue can lead to recurring problems and potential safety risks.

10. How long does it typically take to repair OBDII code P157D in a MINI concerning the Idle Throttle Valve Actuator 2?

- The repair time can vary based on the extent of the issue and the availability of parts. In general, it may take a few hours to a full day for a professional mechanic to diagnose and fix the problem.