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Home >> Toyota >> 2020 >> Highlander L, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 45 (Engine Control System (T24A-FTS) - Diagnostic Codes (11 Of 11) & Circuit Tests (1 Of 2)) >> SFI System >> Starter Signal Circuit [10/2022 - 11/2023] >> Description

Starter Signal Circuit [10/2022 - 11/2023]: Description

WARNING: This page is about a different car, the 2025 Toyota Highlander, 2024 Toyota Highlander, and 2023 Toyota Highlander. However, it is still accessible from the selected car via links, so may be relevant.

While the engine is being cranked, current flows from the 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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