P1ABC GMC - 14 Volt Power Module Hybrid/EV Battery System Voltage Low Voltage

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3   
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Possible causes

  • Faulty 14 V Power Module
  • 14 V Power Module harness is open or shorted
  • 14 V Power Module circuit poor electrical connection

Possible symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)

P1abc Gmc Description

The 14 V Power Module, often referred to as the Accessory DC Power Control Module, constantly monitors system input and output voltage. This sensor is internal to the 14 V power module and is not serviced separately from the control module.
OBDII Code P1abc Gmc - 14 Volt Power Module Hybrid/EV Battery System Voltage Low Voltage - AutoCodes.com

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P1ABC GMC Comments

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