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Subaru
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1994
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Impreza Wagon AWD F4-1820cc 1.8L SOHC
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Repair and Diagnosis
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A L L Diagnostic Trouble Codes ( DTC )
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Testing and Inspection
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Manufacturer Code Charts
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DTC 56
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Engine Control System
Engine Control System
DIAGNOSTIC CHART
Diagnostic Chart:
Diagnosis
Faulty EGR system function.
Trouble Symptom
Poor driveability at low engine speeds.
