Codes P2101 and P1516

2007 CHEVROLET EQUINOX
165,000 MILES • 0.5L • 3 CYL • 4WD • AUTOMATIC
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BELLZ89
  • MEMBER
  • 1 POST
Not sure where I should start to try to fix my car with both these codes.
TPS or ETC?
Jul 9, 2019 at 5:44 PM
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DANNY L
  • AUTOMOTIVE REPAIR CONTRIBUTOR
  • 5,648 POSTS
Hello, I'm Danny.

I've attached a series of step-by-step diagnostic pictures below to help you.

P1516 (TAC) throttle actuator control module throttle actuator position performance.
P2101 The indicated throttle position does not match the predicted throttle position.

Both dtc's use the same testing procedure I've attached. Hope this helps and thanks for using 2CarPros.

Danny-
Jul 9, 2019 at 6:08 PM
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