Mazda Workshop Service and Repair Manuals > 626 LX V6-2.5L DOHC (1997) > Relays and Modules | Relays and Modules - Powertrain Management | Relays and Modules - Computers and Control Systems | Bypass Air Control (BAC) Valve <--> [Idle/Throttle Speed Control Unit] | Component Information | Description and Operation

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Bypass Air Control (BAC) Valve: Description and Operation
Bypass Air Control (BAC) Valve

BYPASS AIR CONTROL (BAC) VALVE

Supplies intake air to engine, bypassing throttle valve.
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Consists of air valve integrated with idle air control valve.

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