Hello,
One of the most common causes of reduce engine power / limp mode is a dirty or malfunctioning throttle actuator.
https://www.2carpros.com/articles/reduced-power-limp-mode
The codes you are getting typically gets triggered with this type of issue.
First you will need to do a service of the throttle actuator by cleaning out. Many times, just cleaning dirt and debris can improve the performance of the actuator and can take care of the low power mode.
Here are couple of helpful guides:
https://www.2carpros.com/articles/how-a-throttle-body-works
https://www.2carpros.com/articles/throttle-actuator-service
I have attached diagrams for your reference.
Please let me know if you have any questions.
Thank you.
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Thursday, November 18th, 2021 AT 12:52 PM