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Home >> Mitsubishi >> 2000 >> Montero 4WD V6-3.5L SOHC >> 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

EGR SYSTEM CHECK




1. Disconnect the green striped vacuum hose from the EGR valve, and using a three-way terminal, connect a hand vacuum pump as shown.
2. Regarding cold condition [coolant temperature: 20° C (68° F) or less] and warm condition [coolant temperature: 70° C (158° F) or more] of the engine, check the following two points.

Cold Condition Of Engine:




Warm Condition Of Engine:









3. Disconnect the three-way terminal, and connect the hand vacuum pump to the EGR valve.
4. When a negative pressure of 31 kPa (9.1 in.Hg) is applied during idling, check that the engine stops or idles unstably.
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