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Home >> Toyota >> 2011 >> Highlander Hybrid Limited >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 42 (Engine Control System (1AR-FE) (Diagnostic Codes (P1604 - U0101) & Circuit Tests)) >> SFI System >> Starter Signal Circuit >> Description

Starter Signal Circuit: Description

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While the engine is being cranked, current flows from terminal ST1 of the ignition switch to the park/neutral position switch and also flows to terminal STA of the ECM (STA Signal).