TPS sensor, rough idling and high idle when parked?

1995 NISSAN TRUCK
200,000 MILES • 3.0L • 6 CYL • 4WD • MANUAL
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VERONICA RODRIGUEZ
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rough idling and high idle when parked. Checked for vacuum leaks and timing and all is fine. What is the position supposed to be?
Jun 3, 2025 at 8:22 PM
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STRAILER
  • ✓ASE Certified Mechanic
  • 54,832 POSTS
  • ASE Certified Mechanic
It can be you have an EGR valve that is leaking internally. Here is a video to help you test it to see if this is the problem, also here is the location of the valve as well.

https://www.youtube.com/watch?v=DqUCbbKdWf4

Check out the images (below). Please let us know what happens.
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Jun 5, 2025 at 12:34 PM
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