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Engine Fault Code P2006

Intake Manifold Runner Control Stuck Closed Bank 1a

Care Engine Code Reader
The Engine Fault Code P2006 indicates that the intake manifold runner control (IMRC) for Bank 1 is stuck in the closed position. This system helps manage airflow into the engine, improving performance and efficiency at different RPMs. When it gets stuck, it can lead to poor engine performance, reduced fuel efficiency, and even trigger the check engine light.

Possible Causes:
1. Faulty IMRC Actuator: The actuator could be malfunctioning, preventing it from opening.
2. Damaged or Disconnected Vacuum Lines: If there are any leaks or disconnections, it can affect the actuator`s operation.
3. Clogged Intake Manifold: Carbon buildup can block the runners, causing them to stick.
4. Electrical Issues: Problems with wiring or connectors related to the IMRC system can also trigger this code.
5. Faulty Engine Control Module (ECM): In rare cases, the ECM may be the issue.

Manufacturer Specific Meanings:
While P2006 generally has the same meaning across vehicles, some manufacturers may have slight variations in their systems or definitions. Here are a few examples:

Porsche: Similar to the general definition, but may also relate to specific models like the Boxster or Cayman, which have unique intake designs.
Mini: May indicate issues specific to the N14 or N18 engines, which have different intake setups.
Mercedes: Could be related to the M272 or M273 engines, where the intake manifold design is more complex.
Audi: Similar to Volkswagen models, as they share many components; the code may indicate a specific issue with the 2.0T or 3.0T engines.
Jaguar: The code may relate to the AJ-V8 or AJ133 engines, where intake tuning is crucial for performance.
Land Rover: On models like the Range Rover or Discovery, it may indicate issues with the intake systems that are designed for off-road performance.

What to Do Next:
1. Inspect the Actuator: Check if its functioning properly.
2. Check for Vacuum Leaks: Look for any damaged lines or connections.
3. Clean the Intake Manifold: If theres carbon buildup, consider cleaning it.
4. Scan for Other Codes: There might be related codes that can help diagnose the issue.
5. Consult a Professional: If unsure, its best to seek help from a qualified mechanic, especially for complex systems.

If you have any specific vehicle in mind or need further assistance, feel free to ask!
The Engine Fault Code P2006, which indicates `Intake Manifold Runner Control Stuck Closed Bank 1,` can be caused by several factors. While the general cause is similar across different manufacturers, there might be some variations depending on the specific vehicle. Here are the common causes:

Common Causes:

1. Faulty Intake Manifold Runner Control Valve:
– The valve may be stuck due to carbon buildup or mechanical failure.

2. Vacuum Leaks:
– A vacuum leak can affect the operation of the manifold runner control system.

3. Wiring Issues:
– Damaged wiring or poor connections can prevent the control valve from functioning properly.

4. Faulty Engine Control Module (ECM):
– A malfunctioning ECM may not send the correct signals to the intake manifold runner control.

5. Blocked Intake Manifold:
– Carbon deposits or other obstructions can block the intake manifold, preventing proper airflow.

6. Faulty Sensors:
– Issues with related sensors, such as the throttle position sensor or manifold absolute pressure sensor, can lead to incorrect readings and trigger the code.

Manufacturer-Specific Variations:

Porsche:
– On some models, issues with the variable intake system components can cause this code. Check for specific software updates or recalls.

Mini:
– The intake manifold runner control system might be integrated with the turbocharger system. Problems with the turbo can also trigger this code.

Mercedes-Benz:
– Mercedes vehicles may have additional components like the MAF (Mass Air Flow) sensor that could contribute to this code. Ensure that the MAF sensor is functioning correctly.

Audi:
– Audi models often have complex intake systems. Check for issues with the N80 valve or other related components that control the intake manifold.

Jaguar:
– On Jaguars, the issue might stem from the throttle body. Ensure that the throttle body is clean and functioning properly.

Land Rover:
– Land Rover vehicles may have additional electronic controls. Check for software updates or faults in the electronic control systems.


If you encounter the P2006 code, it`s important to thoroughly inspect the intake manifold runner control system and related components. A proper diagnostic scan tool can help identify the specific issue more accurately. Always consult the vehicles service manual for manufacturer-specific troubleshooting steps.
The Engine Fault Code P2006 indicates an issue with the intake manifold runner control on Bank 1a, which is often related to the intake manifold`s ability to adjust airflow. Heres how you can address this issue, along with manufacturer-specific considerations:

General Steps to Fix P2006:

1. Check the Code: Use an OBD-II scanner to confirm the P2006 code and ensure there are no other related codes.

2. Inspect the Intake Manifold Runner Control (IMRC):
– Locate the IMRC actuator. It`s usually connected to the intake manifold.
– Check for any visible damage, wear, or disconnections.

3. Test the Actuator:
– Disconnect the actuator and test it with a multimeter. Check the resistance according to the specifications in your vehicles service manual.
– If the actuator is faulty, replace it.

4. Inspect the Wiring and Connectors:
– Look for damaged wires or loose connections. Repair or replace any damaged components.

5. Check for Vacuum Leaks:
– Inspect the intake manifold and surrounding hoses for leaks. A vacuum leak can affect the IMRC`s function.

6. Clean the Intake Manifold:
– Carbon buildup can cause the runners to stick. Remove the intake manifold and clean it thoroughly.

7. Clear the Code: After making repairs, clear the trouble code with the OBD-II scanner and take the car for a test drive to see if the code returns.

Manufacturer-Specific Considerations:

Porsche:
– Check for software updates for the engine control unit (ECU) that might address intake issues.

Mini:
– The IMRC system may be integrated with the turbocharger. Ensure that the turbo system is functioning properly.

Mercedes:
– Some models may have additional sensors that influence the IMRC. Check these sensors for faults as well.

Audi:
– Audi vehicles may have a specific procedure for resetting the IMRC system after repairs. Refer to the service manual.

Jaguar:
– Jaguar models often have complex intake systems. Ensure you follow the specific service manual for your model to avoid any missteps.

Land Rover:
– If youre working on a Land Rover, the issue might also be related to the terrain response system. Ensure the vehicle is in the correct mode when testing.


Fixing the P2006 code involves a combination of inspecting, testing, and potentially replacing components related to the intake manifold runner control. Always consult your vehicle`s service manual for specific details and procedures related to your make and model. If you`re unsure or uncomfortable with any steps, consider seeking help from a professional mechanic.
Driving with a P2006 code, which indicates that the intake manifold runner control is stuck closed on Bank 1, is generally not safe for your vehicle. This code usually points to an issue with the intake manifold or the control system that affects engine performance. Heres a breakdown of what you might expect for different European brands:

General Issues:
1. Reduced Power: The engine may not perform well, leading to sluggish acceleration.
2. Poor Fuel Economy: The engine may use more fuel than usual.
3. Check Engine Light: The warning light will likely stay on, indicating a problem.
4. Potential Engine Damage: If ignored, it could lead to more serious engine issues over time.

Manufacturer-Specific Insights:

1. Porsche:
– Impact: You might experience reduced power and efficiency.
– Avoid high-performance driving and get it checked soon.

2. Mini:
– Impact: Similar power loss and potential stalling.
– Drive cautiously and schedule a repair to prevent further issues.

3. Mercedes-Benz:
– Impact: May enter limp mode, limiting speed and power.
– Its best to avoid driving until fixed.

4. Audi:
– Impact: Performance issues may be noticeable, especially in turbocharged models.
– Get it diagnosed quickly to avoid damage.

5. Jaguar:
– Impact: You may notice a rough idle or stalling.
– Its wise to limit driving until repaired.

6. Land Rover:
– Impact: Similar symptoms, with possible off-road capability issues.
– Avoid challenging terrain until resolved.


While it might be possible to drive your car with a P2006 code for a short time, its not advisable. The best course of action is to have the vehicle inspected and repaired as soon as possible to avoid further complications.

OBD Codes Explained

Engine Codes

P is for PowerTrain - Engine and Transmission.

P0 Indicates Generic Powertrain Codes

P0 Codes indicate problems with the powertrain and are common for all vehicles using the OBD-II Standard.

P1 Enhanced Manufacturer Specific Codes

P1 Codes are specific to manufacturers.

Sub-System

The 3rd Digit indicates the Sub-System

1 – Emission Management

2 – Injector Circuit

3 – Ignition

4 – Emission Control

5 – Vehicle Speed and Idle

6 – Computer and Output

7 – Transmission

8 – Transmission

9 – Reserved

0 – Reserved

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