Engine-Codes - Generic - B1325

B1325 - Control Module Power Circuit Low/High Voltage

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3  What is this?
Table of contents

B1325 Possible Causes

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

How is the B1325 code repair?

Start by checking the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.

Tech Notes

- B1325 03: Control Module Power Circuit Low Voltage
- B1325 07: Control Module Power Circuit High Voltage

What is the cost to diagnose the B1325 code

Labor: 1.0

The cost to diagnose the B1325 code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.
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Possible Symptoms

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

B1325 Meaning

The vehicle control modules or sensors monitor the system voltage to verify the system voltage is within the normal operating range. The Powertrain Control Module (PCM) sets the OBDII code when the Control Module Power is not to factory specifications.

More Information

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Information for specific makes

  • B1325 BUICK Control Module Power Circuit Low/High Voltage
  • B1325 CADILLAC Control Module Power Circuit Low/High Voltage
  • B1325 CHEVROLET Control Module Power Circuit Low/High Voltage
  • B1325 GMC Control Module Power Circuit Low/High Voltage
  • B1325 HYUNDAI Passenger Occupant Classification System Wrong ID
  • B1325 KIA Passenger Occupant Classification System Wrong ID
  • B1325 SATURN Control Module Power Circuit Low/High Voltage

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