Circuit/System Description
The T18B Battery Charger 2 (K57B Battery Charger Control Module 2) is the secondary high voltage charger. The T18B Battery Charger 2 supplements the T18 Battery Charger when sufficient level 2 (AC) electrical current is available.
The T18B Battery Charger 2 (K57B Battery Charger Control Module 2) contains an internal sensor array which reports charger data and diagnostics to the K16 Battery Energy Control Module through serial data.