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Home >> Infiniti >> 2003 >> I35 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics >> Diagnostic Tests >> DTC P1572: ASCD Brake Switch >> Circuit Description
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Circuit Description

When the brake pedal is depressed, ASCD brake switch is turned off and stop lamp switch is turned on. ECM detects the state of the brake pedal by this input.

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