Chevrolet P15B9: Electric A/C Compressor Control Module Ignition On/Start Switch Circuit Low Voltage

Is your scanner showing Chevrolet P15B9?
No worries. We'll show you what it means and how to deal with it.

Presented by
Randy Worner

Chevrolet P15B9: Electric A/C Compressor Control Module Ignition On/Start Switch Circuit Low Voltage

OVERVIEW
Severity
:
Medium
DIY Difficulty Level
:
Intermediate
Repair Cost
:
$150-$300
Can I Still Drive?
:
Yes (Short-term only)

What Does The Chevrolet P15B9 Code Mean?

Hybrid powertrain control module 2 is awake. Vehicle power mode is Vehicle ON or Vehicle in Service Mode. System voltage greater than 10.25 V.

What Are The Potential Causes Of The Chevrolet P15B9 Code?

  • Hybrid powertrain control module 2 is awake
  • Vehicle power mode is Vehicle ON or Vehicle in Service Mode
  • Hybrid powertrain control module 2 ignition input is active
  • A/C compressor ignition input is not active and not greater than 5 V

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
>>> Dorman 86689C 399 PC Automotive Electrical Repair Kit

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

Reference Sources

Chevrolet P15B9, DTCDECODE.

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