Subaru P1112: Atmospheric Pressure Sensor Circuit Range/Performance Problem

Is your scanner showing Subaru P1112?
No worries. We'll show you what it means and how to deal with it.

Presented by
Randy Worner

Subaru P1112: Atmospheric Pressure Sensor Circuit Range/Performance Problem

OVERVIEW
Severity
:
Medium
DIY Difficulty Level
:
Intermediate
Repair Cost
:
$75-$200
Can I Still Drive?
:
Yes (Short-term only)

What Does The Subaru P1112 Code Mean?

Key on or engine running; and the PCM detected the Atmospheric Pressure sensor signal indicated more than 4.90 volts (Scan Tool reads 140 kPa) for 1 second during the CCM test.

What Are The Potential Causes Of The Subaru P1112 Code?

  • Check input signal for ECM
  • Check harness between ECM and pressure sensor connector
  • Check any other DTC on display
  • Check sensor filter
  • Using the a scan tool, check current data

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
>>> Twippo 372Pcs Waterproof Wire Connectors Kit
>>> INNOVA 5210

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

Reference Sources

Subaru Impreza Repair Manual for P1112 – Pages 580-581.

Tagged :
You know someone would like this

Leave a comment

Your email address will not be published. Required fields are marked *