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Home >> Lexus >> 2024 >> LX 600 F Sport >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System (W/O Canister Pump Module) - Circuit Tests (2 Of 2) & Symptom Tests >> SFI SYSTEM (w/o Canister Pump Module) >> Starter Signal Circuit [12/2021 - ] >> Description
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Starter Signal Circuit [12/2021 - ]: Description

While the engine is being cranked, current flows from terminal STAR of the certification ECU (smart key ECU assembly) to the park/neutral position switch assembly and to terminal STA of the ECM (STA signal).

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