Chevrolet P1EBD: Battery Charging System Contactors Stuck Open

What Does The Chevrolet P1EBD Code Mean?

This DTC indicates that the charger commanded output current is greater than 1 A and the charger output current is less than 1 A.

Conditions for setting the DTC:

• Runs once at the beginning of each charge cycle.
• The 12 V battery voltage is greater than 9 V.
• The vehicle is in charge mode.
• Charge mode is not in heat only mode.
• The heater transistor is commanded on for 2 seconds.
• None of the following DTCs are set; P0AC1, P0AC2, P0B10, P0B11, P0B13, P0D53, P0D54, P1EBA, or P1EBB.

Recommended Parts

Below are some recommended auto parts to help you address the trouble code affecting your vehicle and get it running smoothly again:

>>> WORKPRO 582-piece Crimp Terminals, Wire Connectors, Heat Shrink Tube, Electrical Repair Kit
>>> GM Genuine Parts Battery Energy Control Module (Programming Required By Automotive Professional)

Note: During the purchasing process, please check carefully whether the part you want to buy fits your car!

Reference Sources

• Chevrolet Volt Hybrid DTC – OBDG01 HYBRID Diagnostics Document, page 415.
• GM, 2016, Service Bullettin – Vehicle Will Not Charge With High Voltage Charger, Vehicle Will Not Charge 12V Battery, Battery Lamp On
  DTC P1F5A P1F59 P0D26 P0D09 P1EBD.
• GM, 2017, Service Bullettin – PIC6200A Vehicle Will Not Charge With High Voltage Charger, Vehicle Will Not Charge 12V Battery,
  Battery Lamp On DTC P1F5A P1F59 P0D26 P0D09 P1EBD.