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Home >> Chevrolet >> 2015 >> Volt >> Repair and Diagnosis >> Hybrid/Electric Powertrain >> Electric Converters and Controllers >> Hybrid/EV Control System >> Diagnostic Information and Procedures >> DTC P1E43 or P1E44: 14V Power Module System >> Circuit/System Description

Circuit/System Description

The 14V power module, often referred to as the accessory DC power control module, constantly monitors system input and output voltage. This sensor is internal to the 14V power module and is not serviced separately from the control module.