Acura P1739: A/T 3rd Pressure Switch Circuit Malfunction

Is your scanner showing Acura P1739?
No worries. We'll show you what it means and how to deal with it.

Presented by
Randy Worner

Acura P1739: A/T 3rd Pressure Switch Circuit Malfunction

OVERVIEW
Severity
:
High
DIY Difficulty Level
:
Intermediate
Repair Cost
:
$170-$300
Can I Still Drive?
:
No

What Does The Acura P1739 Code Mean?

Engine running in gear, and the PCM detected an unexpected voltage condition on the 3rd pressure switch circuit during the test.

What Are The Potential Causes Of The Acura P1739 Code?

  • A/T 3rd pressure switch signal circuit is open
  • A/T 3rd pressure switch signal circuit is shorted to ground
  • A/T 3rd pressure switch signal circuit shorted to system power
  • A/T 3rd pressure switch is damaged or has failed
  • TCM or PCM has failed

Recommended Parts

Below are some recommended auto parts to help you address the trouble code affecting your vehicle and get it running smoothly again:

>>> WORKPRO 582-piece Crimp Terminals, Wire Connectors, Heat Shrink Tube, Electrical Repair Kit
>>> Areyourshop Clutch Pressure Switch 28610-RKE-004 for Acura 2nd,3rd,4th Genuine
>>> Acura Transmission Control Module

Note: During the purchasing process, please check carefully whether the part you want to buy fits your car!

Reference Sources

Acura P1739, DTCDECODE.

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