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Subaru
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2001
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Impreza Outback Sport AWD F4-2.2L 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 21
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Cruise Control System
Cruise Control System
Step 1 - 7:
DIAGNOSIS:
Open or poor contact of vacuum, vent 2 and vent 1 valve.
WIRING DIAGRAM