P1A73 GMC - 14 Volt Power Module Temperature Sensor 2 Circuit High Voltage

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

  • Faulty 14 Volt Power Module Temperature Sensor 2
  • 14 Volt Power Module Temperature Sensor 2 harness is open or shorted
  • 14 Volt Power Module Temperature Sensor 2 circuit poor electrical connection

Possible symptoms

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

P1a73 Gmc Description

The 14 V power module, also called the accessory DC power control module, constantly monitors system temperature to protect against overheat conditions. The module also monitors the function of the temperature sensors. These sensors are internal to the accessory DC power control module and are not serviced separately from the control module.
OBDII Code P1a73 Gmc - 14 Volt Power Module Temperature Sensor 2 Circuit High Voltage - AutoCodes.com

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P1A73 GMC Comments

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