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Home >> Lexus >> 2003 >> GX 470 >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Engine Controls - System & Component Testing >> Computerized Engine Controls >> Cranking Hold Function Circuit >> Circuit Description

Circuit Description

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System detects ignition switch starting signal (STSW signal) and supplies current to starter until engine perfect combustion is judged. Purpose is to reduce holding time of ignition key.