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1988
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Seville Base
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Repair and Diagnosis
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DFI ECM Tests W/Codes
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ECM Code EO48 - EGR System Fault
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ECM Code EO48 - EGR System Fault (1 Of 2)
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Failure Conditions:
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Failure Conditions:
If oxygen sensor fails to indicate a leaner mixture in at least 3 of 5 tests, code EO48 is set.