Symbols on the right Top Left - Running System - shows the input and output of the engine and motor (hybrid power gauge) Top Middle - Air conditioning - show the power the A/C is using Top Right - electric - shows the use of all other electrical system   https://www.amazon.co.uk/Toyota-2006-2012-English-Language-Handbook/dp/1869762835 Japanese Owners manual https://toyota.jp/pages/contents/ownersmanual/pdf/estima/estima_hybrid_201205.pdf (page 314)