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Home >> Cadillac >> 2018 >> CT6 Plug-In >> Repair and Diagnosis >> Electrical >> Body Electrical >> Plug-In Charging >> Diagnostic Information and Procedures >> Plug-In Charging Malfunction >> Circuit/System Description
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Circuit/System Description

The drive motor battery charger cable allows the vehicle to be charged using a common household power outlet. The drive motor battery charger cable contains LEDs that indicate the status of the drive motor battery charger cable. The drive motor battery charger cable automatically prohibits voltage transfer to the hybrid/EV battery charger receptacle and the Fault Indicator is illuminated red if it senses internal faults or inadequate household voltage. If the drive motor battery charger cable senses no faults the AC Present Indicator is illuminated solid green.

When the hybrid/EV powertrain control module 2 senses the drive motor battery charger cable is connected to the vehicle charge receptacle, it will communicate with the off-vehicle charge equipment to ensure compatibility and proper function. The hybrid/EV powertrain control module 2 will then indicate the status of charging events (including user-programmable delays) to the user via instrument panel mounted plug-in charging status indicator LEDs and audio tones.