P006E Fault Code

Turbocharger/Supercharger Boost Control "A" Supply Voltage Circuit Low

• What does that mean?
• Symptoms
• Causes
• Solutions

The P006E fault code is related to the Turbocharger/Supercharger Boost Control "A" Supply Voltage Circuit Low. This code indicates that there is a low voltage condition in the circuit that supplies power to the boost control system of the turbocharger or supercharger.

The boost control system is responsible for regulating the amount of boost pressure generated by the turbocharger or supercharger. The low voltage condition could be caused by a faulty or damaged wiring harness, a loose or corroded connector, or a problem with the power supply to the control module.

To diagnose and fix this issue, the following steps can be taken:

1. Inspect the wiring harness: Check for any signs of damage or corrosion along the wiring harness that connects the boost control system. Repair or replace any damaged sections.

2. Check the connector: Ensure that the connector is securely plugged in and free from debris or corrosion. Clean or replace the connector if necessary.

3. Test the power supply: Measure the voltage at the control module's power supply terminals using a multimeter. If the voltage is significantly lower than the specified range, there may be a problem with the power supply. Repair or replace any faulty components.

4. Reset the fault code: After the necessary repairs have been made, clear the fault code from the vehicle's computer system using a diagnostic tool. This will reset the system and allow for a fresh start.

It is important to address the P006E fault code promptly as it can affect the performance and efficiency of the turbocharger or supercharger system. If left unresolved, it can also lead to other related issues in the vehicle.

It is recommended to consult a professional technician or mechanic for a proper diagnosis and repair of the P006E fault code to ensure a successful resolution.

What are the symptoms of the P006E code?

The P006E fault code indicates a low voltage condition in the turbocharger/supercharger boost control "A" supply voltage circuit. Some common symptoms associated with this fault code are:

1. Check Engine Light (CEL) is illuminated
2. Poor engine performance or lack of power
3. Decreased fuel efficiency
4. Engine may hesitate or stumble during acceleration
5. Turbocharger or supercharger may not engage or operate properly

Please note that these symptoms may vary depending on the make and model of the vehicle. It is recommended to consult a qualified mechanic or use a diagnostic tool for a proper diagnosis and repair.

What causes the P006E code?

The P006E fault code typically indicates a problem with the "Turbocharger/Supercharger Boost Control "A" Supply Voltage Circuit Low" in a vehicle. This fault code can be caused by several issues, including:

1. Faulty boost control solenoid: The boost control solenoid is responsible for regulating the amount of boost pressure generated by the turbocharger or supercharger. A faulty solenoid can lead to a low supply voltage circuit.

2. Shorted or open wiring: Any shorted or open circuits in the wiring connected to the boost control solenoid can cause a low supply voltage condition.

3. Loose or damaged connectors: Loose or damaged connectors in the boost control system can result in a low voltage condition.

4. Faulty powertrain control module (PCM): In rare cases, a faulty PCM may not be providing the correct voltage to the turbocharger/supercharger boost control circuit.

If you're experiencing the P006E fault code, it is recommended to have your vehicle properly diagnosed by a qualified mechanic. They will be able to pinpoint the exact cause of the fault and perform the necessary repairs or component replacements.

How to fix P006E?

To fix the P006E fault code on cars, follow these steps:

1. Check the wiring: Inspect the wiring harness and connectors related to the turbocharger/supercharger boost control system. Look for any signs of damage, loose connections, or corrosion. Repair or replace any faulty components as necessary.

2. Test the boost control solenoid: Use a multimeter to measure the resistance across the terminals of the boost control solenoid. Compare the reading to the manufacturer's specifications. If the resistance is outside of the specified range, replace the solenoid.

3. Inspect the boost pressure sensor: Check the boost pressure sensor for any visible damage or signs of contamination. Use a diagnostic scan tool to monitor the boost pressure readings during engine operation. If the readings are erratic or do not match the specified values, replace the sensor.

4. Verify voltage supply: Measure the voltage supply to the turbocharger/supercharger boost control system using a multimeter. If the voltage is lower than the specified range, check the vehicle's electrical system for any issues. Repair any wiring or component problems that may be affecting the voltage supply.

5. Clear the codes and test drive: Once the necessary repairs have been made, clear the fault codes using a diagnostic scan tool. Take the vehicle for a test drive to ensure that the P006E code does not reappear.

Remember to consult the vehicle's service manual or seek professional assistance if you are uncertain about any of the steps or if the issue persists after attempting these fixes.