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BRZ Premium, Automatic Trans
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Engine Control System (Service Information)
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Knock control sensor (FA20)
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Unit inspection
Unit inspection
Inspection of knock control sensor
Measure the resistance between the terminals.
RESISTANCE
Inspection terminals
Inspection conditions
Standard value
1 - 2
20°C {68°F}
532 to 588 kΩ
Fig 1: Identifying Knock Control Sensor Connector Terminals
Courtesy of SUBARU OF AMERICA, INC.
Courtesy of SUBARU OF AMERICA, INC.