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Code P1381, will not pass emissions smog test?

Tiny
NICKERSON.J
  • MEMBER
  • 1998 ACURA INTEGRA
  • 1.8L
  • 4 CYL
  • 2WD
  • AUTOMATIC
  • 193,225 MILES
The code p1381 comes up cylinder position sensor. High on Hc (PPM) NO (PPM).
Saturday, February 25th, 2023 AT 1:46 PM

3 Replies

Tiny
JACOBANDNICKOLAS
  • MECHANIC
  • 109,885 POSTS
Hi,

The code indicates there is either a wiring issue to the sensor or the sensor itself has failed.

Do me a favor. I attached the diagnostics below specific to this code. Take a look through them and let me know if you are comfortable performing them.

Here is a link you may find helpful:

https://www.2carpros.com/articles/how-to-check-wiring

Let me know.

Joe

See pics below.

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Saturday, February 25th, 2023 AT 11:22 PM
Tiny
NICKERSON.J
  • MEMBER
  • 3 POSTS
Yes, thanks.
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Sunday, February 26th, 2023 AT 4:56 AM
Tiny
JACOBANDNICKOLAS
  • MECHANIC
  • 109,885 POSTS
Hi,

You are very welcome. If you have a chance, let me know what you find. I'm interested in knowing.

Take care,

Joe
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Sunday, February 26th, 2023 AT 7:56 PM

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