Operation CHARM
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1991
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Mustang V8-302 5.0L HO
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Pinpoint Tests
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DN - EGR Valve Position Sensor/EGR Vacuum Regulator Solenoid
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DN50 - Check EGR Operation In KOER With EGR Line Disconnected
DN50 - Check EGR Operation In KOER With EGR Line Disconnected
Pinpoint Test DN50: