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Home >> Isuzu >> 1997 >> Trooper LS >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Controls - System/Component Tests >> Engine Sensors & Switches >> Knock Sensor
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Knock Sensor

Disconnect PCM harness connector. Using an ohmmeter, measure knock sensor resistance through knock sensor signal circuit. Resistance should be 90,000-110,000 ohms. Also see TIMING CONTROL SYSTEMS under IGNITION SYSTEM and appropriate DTC in SELF-DIAGNOSTICS.

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