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Description & Operation

Body control system consists of 2 separate Electronic Control Units (ECUs). Body control ECU No. 1 controls power door locks, remote keyless entry (wireless controls), anti-theft, passenger's seat belt warning indicator and rear window defogger. Body control ECU No. 2 controls automatic light control, illuminated entry, driver seat belt warning indicator and clock. See Fig 1 and Fig 2 .

Fig 1: Locating Body Control ECU No. 1 Components
G00020504Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 2: Locating Body Control ECU No. 2 Components
G00020505Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002