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Subaru
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2009
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Impreza WRX STi
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Repair and Diagnosis
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Engine Performance
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Engine Control Systems
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Fuel Injection System (STI)
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General Description
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Preparation Tool
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General Tool
General Tool
GENERAL TOOL CHART
TOOL NAME
REMARKS
Circuit tester
Used for measuring resistance and voltage.
Oscilloscope
Used for inspecting the waveform of each sensor.