Toyota Sienna IV (2020-2024) Front deicer circuit

A/C AMPLIFIER ASSEMBLY (UNDER LEFT SIDE OF DASH) AIR CONDITIONING CONTROL ASSEMBLY BLU WIRE DEICER FUSE DEICER RELAY ECU-IGP 4 FUSE ECU-IGR 2 FUSE ENGINE ROOM R/B 1 FDEF FRONT WIPER DEICER (WINDSHIELD GLASS) HOT AT ALL TIMES HOT W/ IGP 1 RELAY ENERGIZED HOT W/ IGR 2 RELAY ENERGIZED LT GRN WIRE POWER DISTRIBUTION BOX ASSEMBLY PPL/BLK WIRE PPL/GRY WIRE PPL/RED WIRE RED WIRE WHT/BLK WIRE YEL WIRE