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Home >> Suzuki >> 1990 >> Swift GA, 2D Hatchback >> Repair and Diagnosis >> Engine Performance >> Theory and Operation >> Engine Controls - Theory & Operation >> Miscellaneous Controls >> A/C Signal
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A/C Signal

This signal is sent from A/C amplifier to ECM terminal A18 (Swift DOHC), or A10 (Swift SOHC). ECM uses this signal to detect when A/C is operating and sends a signal to Idle Speed Control (ISC) solenoid to increase idle speed.

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