FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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KS Adjust Factor

RANGE (-90 TO 90 DEGREES):
The knock sensor is a piezoelectric device which detects vibration due to spark knock. The VCM monitors the knock sensor signal while it performs spark advance calculations. This allows the engine to operate at maximum spark advance without spark knock to improve driveability and fuel economy. This parameter is the number of degrees.