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Home >> Suzuki >> 1993 >> Swift GA, 2D Hatchback, Automatic >> 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 A2 (Samurai and Sidekick TBI), A9 (Sidekick MPI), A18 (Swift DOHC) or B5 (Swift SOHC). ECM uses this signal to detect when A/C is operating and sends a signal to Idle Air Control (IAC) valve to increase idle speed.

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