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Home >> GMC >> 2024 >> Sierra EV >> Repair and Diagnosis >> Electrical >> Charging Systems >> Plug-In Charging >> Diagnostic Information and Procedures >> DTC U2DBC - U2DBE >> Circuit/System Description

Circuit/System Description

The X98 Hybrid/EV Battery Charger Coupler contains 2 temperature sensors for the DC Charging port. The K16 Battery Energy Control Modulecompares values from all receptacle temperature sensors to determine if there are any issues with the X98 Hybrid/EV Battery Charger Coupler. If the K16 Battery Energy Control Module detects an issue, such as overheating, it disables DC charging until the set DTC is cleared. For an overview of the component/system, refer to: Hybrid/EV Cooling System Description and Operation , & Plug-In Charging System Description and Operation 

Terminal Scan Tool Parameter
DC Positive Terminal Hybrid/Electric Vehicle Battery DC Charger Coupler Temperature Sensor
DC Negative Terminal Hybrid/Electric Vehicle Battery DC Charger Coupler Temperature Sensor 2