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Home >> Chevrolet >> 2015 >> Volt >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Data Communication System - DTC B1000 To DTC U183E >> Diagnostic Information and Procedures >> DTC P1E8E-P1E91: Hybrid/EV Battery Interface Control Module 1 >> Circuit/System Description

Circuit/System Description

The Hybrid/EV Battery Interface Control Module 1 will diagnose its own systems and determine when a fault condition is present. This diagnostic applies to internal microprocessor integrity conditions within the Hybrid/EV Battery Interface Control Module 1. This fault is internal to the Hybrid/EV Battery Interface Control Module 1 and no external circuits are involved.