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Home >> Genesis >> 2021 >> G90 5.0 Ultimate, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 30 (Engine Control System Diagnosis - 3.3L (5 Of 9)) >> DTC P0331-00: Knock Sensor 2 Circuit Range/Performance (Bank 2) >> Wiring Inspection >> Signal Circuit Inspection >> Check open in harness

Check open in harness

WARNING: This page is about a different variant/trim than selected.
  1. IG "OFF". Disconnect knock sensor connector and ECM connector.
  2. Measure resistance between low signal terminal of knock sensor harness connector and knock sensor low signal terminal of ECM harness connector.
  3. Measure resistance between high signal terminal of knock sensor harness connector and knock sensor high signal terminal of ECM harness connector.

    Specification:  Below 1Ω

  4. Is the measured resistance within specification?

    YES 

    • If the problem is corrected after substituting with a known - good knock sensor, replace it. If the problem is pending, check for proper operating after substituting with a known - good ECM. And then if the problem is corrected, replace ECM and go to "VERIFICATION OF VEHICLE REPAIR " procedure.

    NO 

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