8 Fairfax St SE
NAPA Auto Parts Genuine Parts Company
8 Fairfax St SE
Leesburg,  VA  20175
(703) 777-2055
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Store Hours
Mon-Fri:7:30 AM-7:00 PM
Sat:8:00 AM-5:00 PM
Sun:9:00 AM-5:00 PM
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Detonation Knock Sensor

Detonation Knock Sensor

Part #: DEM AS10017
Line: Delphi

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Features & Benefits

Warranty: Standard : Free From Defects in Materials or Workmanship for 12,000 Miles or 12 Months Whichever Occurs First. Waranty Covers Original Purchaser & Their Business Customers. Review Warranty Statement in Catalog for Full Terms & Conditions.


100 years of OE experience, supplier to the world's top automakers, OE Heritage and knowledge built into every aftermarket part.

  • Delphi knock sensors help maximize engine performance with all fuels
  • Delphi knock sensors prevent against engine damage from pre-ignition knocking
  • Calibrated for a wide variety of frequencies to detect shifts, and adjust to provide accurate signals to help maximize engine performance
  • Flat frequency response allows the same sensor to be used on different engines and the sensor responds to knock frequencies higher than the primary frequency
  • Ground-isolated design with 2-wire shielded harness helps protect the sensor signal from electro-magnetic interference (EMI)
  • Self-generating piezoelectric design requires no power to the sensor


Brand Delphi
Knock Sensor Hex Size 21.84 mm (7/8 in.)
Knock Sensor Thread Size M10 x 1.5 6g Straight Thread
Connector Type 1 Pin
Manufacturer Delphi
Terminal Type Pin
# Knock Sensor Terminals 1
VMRS Code 045-021-043
SDS Required No

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