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Guide To P007E OBD Error Code Solutions

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

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Are you recently facing some issues with your car parts like damaged Charge Air Cooler Temperature Sensor, some sort of defects in the temperature sensor circuit, or faulty Powertrain Control Module? Then there are a lot of chances that P007E fault code is going to trigger.

Learn More about OBD Error Code P007E

Want to learn more about P007E error code? An intercooler is also known as a charge air cooler and it is generally found in turbocharged or supercharged vehicles. It is because of high pressure that the air which is compressed by the turbocharger becomes extremely hot. Now the hot air would start entering the charge air cooler where it cools down. That cool air would then start entering the engine. The air which is entering as well as exiting is measured with the help of charge air cooler temperature sensor.


What causes this problem with the Charge Air Cooler Temperature Sensor Circuit Intermittent/Erratic Bank 1?


  • Faults in the Charge Air Cooler Temperature Sensor
  • Bad wiring to the CACT (Charge Air Cooler Temperature Sensor)
  • Defective Powertrain Control Module

Replace/Repair These Parts To Fix OBD Code P007E

  1. Engine Control Module - Common cause behind this P007E error code can be some fault in Engine control module. So, it will be a good decision to replace them now.
  2. Air Cooler Assembly - Are you facing OBD Error Code P007E? Don’t worry as you can fix this issue with new Air cooler assembly. We care for our customers, that’s why we have Air cooler assembly for every make and model.
  3. Turbocharger - Turbocharger is a very important car part. One must take care of it and you can always buy a new one from us at economical prices.
  4. Supercharger - The P007E code can also arise due to some issues in Supercharger. So, it is advised to replace them as soon as possible.
  5. Temperature Sensor - P007E code does not really end up spoiling your timing belt, but it might also accompany few Temperature Sensor issues. We have best Temperature Sensor related parts with us
  6. Air Cooler Sensor - Facing some issues with Air Cooler Sensor? Find top notch Air Cooler Sensor online from us.
  7. Powertrain Control Module - P007E code does not really end up spoiling your timing belt, but it might also accompany few powertrain control module issues. We have best powertrain related parts with us.

Symptoms Of OBD Error Code P007E

We care for our customers and that’s why we can totally understand your problem. That’s the reason why we have listed out some major symptoms behind the flashing up of OBD Code P007E. They are mentioned here as follows:


Common Symptoms


  • An illumination in the check engine light
  • Lack of overall engine performance
  • Decrease in the amount of fuel economy
  • Vehicle may get stuck in "limp" mode
  • Diesel particulate filter regeneration may be inhibited

How To Correct P007E Charge Air Cooler Temperature Sensor Circuit Intermittent/Erratic Bank 1

Want to correct the Trouble Code P007E? Read these points mentioned below:


  • Carefully check the reference voltage side of the circuit. You must use a digital Multimeter set to volts to check for a 5-volt reference from the PCM at one of the two charge air cooler temperature sensor terminals. If there is no reference signal, then just connect the meter set to ohms (make sure that the ignition off) between the reference voltage pin on the CACT and the reference voltage pin on the PCM. There is an open circuit between the PCM and the sensor if the meter reads out of limits the it should be located and repaired properly. If a numeric value is read by the meter, then there is continuity.
  • If you find out that everything is fine, you'll want to check that there is 5-volts coming out of the PCM at the reference voltage terminal. If there is not a 5-volt reference from the PCM, the PCM is probably faulty.
  • The next step is to inspect the ground side of the circuit. Just connect the meter set to ohms between the ground terminal on the charge air cooler temperature sensor and the ground terminal on the PCM. If by any chance the meter reads out of limits (OL) , then there is surely an open circuit between the PCM and sensor. This must be located and repaired. There is continuity if any numeric value is read by the meter. Finally, you have to check that the PCM has a good ground. You can do this by attaching one-meter lead to the PCM ground terminal and the other one to chassis ground. Now again if the results of the meter are out of limits, then there is surely an open circuit between the PCM and the ground that should be carefully located and then repaired.


If you are facing any issues then visit us. We have stocked a wide range of best priced PCM, Exhaust System, Supercharger and a lot more to help you out in fixing your car.

Easy Diagnosis Of Engine Error OBD Code P007E

First of all, you have to do the visual inspection of the charge air cooler temperature sensor as well as the wiring. There can be some loose connections and damaged wiring which should be looked upon. You can also inspect the charge air cooler and ducting. If damage is found, repair as necessary, clear the code and see if it returns.


Start with some preliminary circuit testing. You can always use a scan tool which would help you to monitor the charge air coolant temperature sensor data parameter. Then you can disconnect the CACT sensor. Due to this the value of scan tool should drop to a very low value.


The next step is to connect a jumper wire across the terminals. If a very high temperature is displayed by the can tools, then the connections are sound and the ECM can recognize the input. This would mean that the issue is with sensor and it is not a circuit and a PCM related issue.


Then you must test the sensor. You must disconnect the charge air cooler temperature sensor connector. Then the resistance between the two sensor terminals should be measured with the help of a digital Multimeter. Set it to ohms. Start your car engine and watch the value of the meter. With the warming up of the engine, the values would start decreasing smoothly. If the overall engine temperature rises, but at the same time CACT resistance does not decrease, then the sensor would be faulty and it should be replaced.


Common Mistakes When Diagnosing The P007E Code


  • The air temperature failure should be charged
  • Failure with the Powertrain Control Module
  • Some issues with the wiring

Other Diagnostic Codes Related To OBD Code P007E

P007A - Charge Air Cooler Temperature Sensor Circuit Bank 1

P007B - Charge Air Cooler Temperature Sensor Circuit Range/Performance Bank 1

P007C - Charge Air Cooler Temperature Sensor Circuit Low Bank 1

P007D - Charge Air Cooler Temperature Sensor Circuit High Bank 1

P007F - Charge Air Cooler Temperature Sensor Bank1/Bank2 Correlation