OBDII Code List

P1E49 SATURN - 14 Volt Power Module Temperature Sensor 2 Circuit High Temperature

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

  • Program 14 V Power Module
  • 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)

P1e49 Saturn 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 14 V power module and are not serviced separately from the control module.

The 14 V power module is an air cooled component. The 14 V power module vent fan is controlled by the hybrid powertrain control module 2.

OBDII Code P1e49 Saturn - 14 Volt Power Module Temperature Sensor 2 Circuit High Temperature -

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