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Impreza WRX, 4D Sedan
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Fuel Injection System (H4DOTC)
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Knock Sensor
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Inspection
Knock Sensor: Inspection
Measure the resistance between knock sensor terminals.
Fig 1: Measuring Resistance Between Knock Sensor Terminals
Courtesy of SUBARU OF AMERICA, INC.
RESISTANCE REFERENCE CHART
Terminal No.
Standard
land 2
560 ±28 kΩ