Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
1993 Acura Integra GS-RFACTORY OEM SERVICE PROCEDURE
Air Boost Valve (1.8L With A/T)
- Air boost valve is located next to throttle body. Turn ignition off. Disconnect vacuum hose from intake manifold. Connect vacuum pump to hose. Apply vacuum to air boost valve. Replace valve if it holds vacuum.
- Remove vacuum pump. Reconnect hose to intake manifold. Start and idle engine. Reconnect vacuum pump/gauge to hose. If vacuum exists, replace air boost valve. If there is no vacuum, air boost valve is okay.
Factory Service Tools
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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