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Home >> Mazda >> 2021 >> 3 Base >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 20 (Engine Control System (VIN M)) >> Knock Sensor (KS) Inspection >> Resistance Inspection
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Resistance Inspection

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  1. Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION (US) .)
  2. Remove the KS. (See KNOCK SENSOR (KS) REMOVAL/INSTALLATION .)
  3. Measure the resistance between KS terminals A and B.
G13175459Courtesy of MAZDA MOTORS CORP.