P1EC1 - Battery Energy Control Module High-Voltage Energy Communication Bus Enable Circuit Low Voltage

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

P1EC1 Possible Causes

  • Faulty Hybrid Powertrain Control Module 2
  • Hybrid Powertrain Control Module 2 harness is open or shorted
  • Hybrid Powertrain Control Module 2 circuit poor electrical connection

How do I fix code P1EC1?

Check 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.

Cost of diagnosing the P1EC1 code

Labor: 1.0

The cost of diagnosing the P1EC1 code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.

Possible Symptoms

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

P1ec1 Description

The hybrid powertrain control module 2 activates the high-voltage energy management communication enable circuit when the vehicle is on. The high-voltage energy management communication enable circuit wakes up the battery energy control module for serial data communication.
The battery energy control module compares the high-voltage energy management communication enable hardwire signal with a hybrid powertrain control module 2 serial data message indicating that the high-voltage energy management communication enable signal is active.
OBDII Code P1ec1 - Battery Energy Control Module High-Voltage Energy Communication Bus Enable Circuit Low Voltage - AutoCodes.com

P1EC1 More Information

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Information for specific makes

  • P1EC1 BUICK Battery Energy Control Module High-Voltage Energy Communication Bus Enable Circuit Low Voltage
  • P1EC1 CADILLAC Battery Energy Control Module High-Voltage Energy Communication Bus Enable Circuit Low Voltage
  • P1EC1 CHEVROLET Battery Energy Control Module High-Voltage Energy Communication Bus Enable Circuit Low Voltage
  • P1EC1 GMC Battery Energy Control Module High-Voltage Energy Communication Bus Enable Circuit Low Voltage
  • P1EC1 SATURN Battery Energy Control Module High-Voltage Energy Communication Bus Enable Circuit Low Voltage

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