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Home >> Chevrolet >> 2016 >> Spark EV >> Repair and Diagnosis >> Engine Performance >> Data Communication System - DTC B1000 To DTC U1833 >> Diagnostic Information and Procedures >> DTC P06E4: Control Module Wake-Up Circuit Performance >> Circuit/System Description

Circuit/System Description

The accessory wake up serial data 2 circuit is energized by the Hybrid/EV Powertrain Control Module 2 to immediately activate other devices connected to this circuit when the Body Control Module signals the Hybrid/EV Powertrain Control Module 2 that serial data is required.

Depending on the option content, devices that may receive the wake up signal are as follows:

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