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Tuesday, 31. July 2012 by Arya
The Toyota Tercel fuel pump electronic components consists of: battery, IG switch, EFI main relay, circuit opening relay, fuel pump, ECM, starter relay and starter. The diagram below shows the the Toyota Tercel Fuel Pump Control Circuit. When the STA signal and NE signal are input to the TCM, Tr is turned ON, current flows to coil of the circuit opening relay, the relay switches ON, power is supplied to the fuel pump and the fuel pump operates. Read more [...]