DTC U1002: Lost Communication with Gateway Module (Main Body) [09/2016 - 09/2017]: Wiring Diagram

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

HINT: 

Refer to main body ECU power source circuit.

Refer to Main Body ECU Communication Stop Mode [10/2014 - 09/2017]