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Home >> Cadillac >> 1993 >> Allante >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - System & Component Testing >> Ignition Systems >> Chart 6D4-2: Detonation Check >> Circuit Description

Circuit Description

The detonation check tests for proper knock sensor operation. Possible causes of detonation include knock sensor, wiring, or PCM faults, poor fuel quality or engine mechanical conditions. This chart requires J 39200 voltmeter and J 35616 jumper kit.

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