Affected Component: ELECTRICAL SYSTEM:12V/24V/48V BATTERY

Date Published
APR 16, 2014
NHTSA TSB #
10131815
TSB Document
Summary
Hybrid vehicles are equipped with 2 types of batteries: Hybrid Vehicle (HV) battery, 12-volt auxiliary battery. If the hybrid vehicle is put into storage, the state of charge (SOC) of its HV battery and auxiliary battery will gradually decrease. To prevent the auxiliary battery from becoming discharged during storage, proper maintenance is necessary.