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Home >> Scion >> 2014 >> tC Automatic Trans >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (Diagnostics & Circuit Tests) >> SFI System >> Circuit Tests >> Starter Signal Circuit [05/2013 - 01/2014] >> Description

Starter Signal Circuit [05/2013 - 01/2014]: Description

While the engine is being cranked, current flows from terminal ST1 of the ignition switch*1 or terminal STAR of the power source control ECU*2 to the park/neutral position switch (for A/T) or clutch pedal switch (for M/T) and also flows to terminal STA of the ECM (STA signal).