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Home >> Mazda >> 1994 >> RX-7 Standard >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Controls - System/Component Tests >> Miscellaneous Controls >> Anti-Backfire >> Anti-Afterburn Control
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Anti-Afterburn Control

Start engine and allow it to idle. Disconnect Idle Speed Control (ISC) connector. Raise engine speed to more than 4000 RPM, and quickly close throttle. Engine should idle rough at 1000-1500 RPM. No other information is available.