P007E Fault Code

Charge Air Cooler Temperature Sensor Circuit Intermittent/Erratic Bank 1

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

The P007E fault code refers to a problem with the charge air cooler temperature sensor circuit on Bank 1 of a car's engine. This sensor is responsible for monitoring the temperature of the charge air entering the engine's intake system.

An intermittent or erratic circuit indicates that there is a connection issue or malfunction in the wiring or sensor itself. This can result in incorrect temperature readings being sent to the engine control module (ECM), leading to potential drivability issues or engine performance problems.

To diagnose and resolve the P007E code, the following steps can be taken:

1. Inspect the wiring harness and connectors associated with the charge air cooler temperature sensor. Look for signs of damage, such as frayed wires or loose connections. Repair or replace as necessary.

2. Test the charge air cooler temperature sensor using a digital multimeter. Measure the resistance across the sensor's terminals and compare it to the manufacturer's specifications. If the reading is outside the recommended range, the sensor may need to be replaced.

3. Clear the fault code from the ECM using a diagnostic scanner and then test-drive the vehicle to see if the code returns. If the code does not reappear, the issue may have been a temporary glitch or a loose connection that has been resolved.

If the code persists after performing these steps, it is recommended to seek assistance from a professional mechanic or dealership. They have the tools and expertise to further diagnose the issue and determine an appropriate solution, which may include further inspection or replacement of components.

It is important to address the P007E fault code promptly, as it can affect the engine's performance and potentially cause further damage if left untreated.

What are the symptoms of the P007E code?

Symptoms of a P007E fault code on cars may include:

• Check Engine Light (CEL) illuminates
• Reduced engine performance/power
• Poor fuel economy
• Rough idling or stalling
• Overheating of the engine
• Difficulty starting the engine
• Loss of acceleration

It is important to note that these symptoms may vary depending on the make and model of the vehicle. It is recommended to consult a professional mechanic or use a diagnostic tool to accurately identify and repair the issue.

What causes the P007E code?

The P007E fault code on cars is related to the charge air cooler temperature sensor circuit, specifically in Bank 1. This code is indicative of an intermittent or erratic signal coming from the sensor. The charge air cooler temperature sensor is responsible for measuring the temperature of the air entering the engine's intake system, especially after it has been compressed by the turbocharger or supercharger.

Possible causes of the P007E fault code include:

1. Faulty charge air cooler temperature sensor: The sensor may be malfunctioning, providing inconsistent or incorrect readings.
2. Wiring or connection issues: There may be a loose or damaged wire or a poor connection at the sensor or within the circuit.
3. Sensor circuit short or open: There may be a short or open circuit in the wiring associated with the charge air cooler temperature sensor.
4. Faulty engine control module (ECM): The ECM may not be receiving or processing the sensor signal correctly.

To diagnose and repair the P007E fault code, it is recommended to:

1. Inspect the charge air cooler temperature sensor and associated wiring for any visible damage or loose connections. Repair or replace as necessary.
2. Use a diagnostic tool to check the sensor's resistance and compare it to the manufacturer's specifications.
3. Test the sensor circuit for any short or open circuits using a multimeter.
4. If the issue is not found in the sensor or wiring, further diagnose the ECM and its connections.

Once the root cause of the fault code is determined, appropriate repairs or replacements can be carried out to resolve the issue.

How to fix P007E?

P007E - Charge Air Cooler Temperature Sensor Circuit Intermittent/Erratic Bank 1

The P007E fault code indicates an intermittent or erratic reading from the charge air cooler temperature sensor circuit in bank 1 of the engine. This code is commonly found in turbocharged or supercharged engines.

Symptoms

• Check Engine Light (CEL) is illuminated
• Reduced engine performance
• Decreased fuel efficiency

Possible Causes

• Faulty charge air cooler temperature sensor
• Loose or corroded electrical connections
• Wiring harness or connector damage
• Engine control module (ECM) failure (rare)

Diagnostic Steps

1. Visually inspect the wiring harness and connector leading to the charge air cooler temperature sensor. Look for any signs of damage, corrosion, or loose connections. Repair or replace as necessary.
2. Use a multimeter to test the resistance of the charge air cooler temperature sensor. Compare the readings to the specifications provided by the vehicle manufacturer. Replace the sensor if it is found to be faulty.
3. If the sensor and wiring are in good condition, it may be necessary to perform a more in-depth diagnosis using a scan tool. This will allow you to monitor the sensor readings and check for any inconsistencies or erratic behavior.
4. If all else fails, the issue may lie with the engine control module (ECM). It is recommended to consult a professional mechanic or dealership to further diagnose and repair the problem.

Conclusion

The P007E fault code can be caused by various issues related to the charge air cooler temperature sensor circuit. Careful inspection, testing, and potentially seeking professional assistance are necessary to isolate and resolve the issue.