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Ecu Power Source Circuit

For ECU power source circuit testing procedure, see Fig 1 and Fig 2 .

Fig 1: Testing ECU Power Source Circuit (1 Of 2)
G00368748Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 2: Testing ECU Power Source Circuit (2 Of 2)
G00368749Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002