Prenco

Prenco 4D-1009 Engine Crankshaft Position Sensor

Brand Prenco 4D-1009
Connector Gender Female
Connector Quantity 1
Connector Shape Oblong
Mounting Bracket Included No
Sensor Body Diameter 0.7
Terminal Gender Male
Terminal Quantity 3
Terminal Type Blade
Wire Quantity 1
Wiring Harness Length 26.25
Fits Audi and Volkswagen · 25 vehicles

Direct replacement. Engine crankshaft position sensor with a female oblong connector.

Blade terminals. Three male terminals for a secure electrical connection.

Compact sensor body. Slim 0.7-inch diameter for a low-profile fit.

Cross-references Anchor 9645, Beck/Arnley 180-0493 and Bosch 0261210177 for the same application. See all 9.

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Engine Crankshaft Position Sensor for Audi and Volkswagen

Prenco 4D-1009 is an engine crankshaft position sensor built for direct replacement on select Audi and Volkswagen applications. It uses a 3-terminal blade connection with a female oblong connector and a 26.25-inch wiring harness for a clean OE-style fit.

Compatible With 2000-2006 Audi A4, A4 Quattro, A6 Quattro, Allroad Quattro, and 2000-2005 Volkswagen Passat applications, including oval-connector and VIN-specific listings where noted. The Prenco 4D-1009 is a practical choice when you need accurate crankshaft signal input for engine management on these platforms.

Key Features

  • Engine crankshaft position sensor for ignition and engine timing systems
  • Prenco 4D-1009 replacement part number
  • 26.25-inch wiring harness for routing flexibility
  • 3-terminal blade design with female oblong connector
  • Male terminal construction for secure electrical contact
  • Sensor body diameter: 0.7 in.
  • Mounting bracket not included

Detailed Description

This crankshaft position sensor monitors crankshaft position and rotational speed so the engine control system can manage spark timing and fuel delivery. Prenco 4D-1009 is listed for Audi A4, Audi A4 Quattro, Audi Allroad Quattro, Audi A6 Quattro, and Volkswagen Passat fitments across the 2000-2006 model years, with specific notes for oval-connector and VIN-limited applications. This part cross-references Bosch 0261210177 and Standard Ignition PC509 for the same application.

What It Helps Address

  • Hard starting or extended crank time
  • Intermittent stalling or sudden engine shutdown
  • Crankshaft signal loss or erratic engine speed readings
  • Check engine light related to crankshaft position sensor faults
  • Rough running caused by incorrect ignition timing input

Installation Notes and Tips

Verify connector style, harness length, and vehicle notes before installation. This sensor uses a female oblong connector with 3 terminals and does not include a mounting bracket. Confirm the exact application for 2001 Audi A4 w/oval connector, 2000-2001 Audi A4 Quattro w/oval connector, 2001 Audi A6 Quattro to chassis/VIN 4B-1-006 637, and 2000-2001 Volkswagen Passat w/oval connector before ordering.

Quality Assurance

Prenco manufactures this sensor as an OE-style replacement part for listed Audi and Volkswagen applications. The part number 4D-1009 is supported by multiple interchange references, including Bosch 0261210177 and Standard Ignition PC509, which helps confirm application matching during service work.

This part fits 25 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelTransmissionPositionNotes
2006AudiA4N/A
2005AudiA4N/A
2005AudiA4 QuattroN/A
2005AudiAllroad QuattroAutomaticN/A
2005VolkswagenPassatN/A
2004AudiA4N/A
2004AudiA4 QuattroN/A
2004AudiAllroad QuattroAutomaticN/A
2004VolkswagenPassatN/A
2003AudiA4N/A
2003AudiA4 QuattroN/A
2003AudiAllroad QuattroAutomaticN/A
2003VolkswagenPassatN/A
2002AudiA4N/A
2002AudiA4 QuattroN/A
2002AudiAllroad QuattroAutomaticN/A
2002VolkswagenPassatN/A
2001AudiA4N/Aw/oval connector
2001AudiA4 QuattroN/Aw/oval connector
2001AudiA6 QuattroAutomaticN/ATo Chassis/VIN 4B-1-006 637
2001AudiAllroad QuattroAutomaticN/A
2001VolkswagenPassatN/Aw/oval connector
2000AudiA4 QuattroN/Aw/oval connector
2000AudiA6 QuattroAutomaticN/A
2000VolkswagenPassatN/Aw/oval connector
Directly replaces or cross-references 9 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Anchor — 9645Beck/Arnley — 180-0493Bosch — 0261210177Spectra Premium — S10147Standard Ignition — PC509071 957 147078 906 433ACSS891SU5394