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Home >> Mitsubishi >> 1996 >> Mirage L4-1468cc 1.5L SOHC 12 Valve >> Repair and Diagnosis >> Powertrain Management >> Emission Control Systems >> Exhaust Gas Recirculation >> Testing and Inspection >> Exhaust Gas Recirculation System Check
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Exhaust Gas Recirculation System Check





1. Disconnect the vacuum hose (green striped) from the exhaust gas recirculation (EGR) valve, and then connect a hand vacuum pump via the three-way terminal.








2. Regarding the engine in cold and hot conditions, check the condition of vacuum when a rapid racing has been performed by opening the throttle valve quickly.
3. Disconnect the three-way terminal.
4. Connect the hand vacuum pump directly to the exhaust gas recirculation (EGR) valve.
5. Check whether the engine stalls or the idling is unstable when a vacuum of 200 mmHg (7.9 in.Hg) or higher is applied during idling.
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