Prenco

Prenco 4D-1066 Engine Crankshaft Position Sensor

Brand Prenco 4D-1066
Connector Gender Female
Connector Quantity 1
Connector Shape Rectangular
Mounting Bracket Included No
Sensor Body Diameter 0.59
Terminal Gender Male
Terminal Quantity 3
Terminal Type Blade
Fits Jeep, Ram, Dodge, and Mitsubishi · 58 vehicles

Crankshaft position sensor. Monitors crankshaft position for precise engine timing.

Blade terminals. Features a 3-terminal, rectangular female connector.

Cross-references Standard Ignition PC487, 96261 and 56041479AC for the same application. See all 8.

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Engine Crankshaft Position Sensor for Jeep, Dodge, and Ram

The Prenco 4D-1066 engine crankshaft position sensor is a direct-fit ignition sensor for vehicles that rely on accurate crankshaft signal input for engine timing and fuel control. It is built with a 3-terminal blade connection, a rectangular female connector, and a compact sensor body diameter of 0.59 in for OE-style replacement service.

Compatible With 2002-2012 Jeep Liberty, 2011-2012 Ram 1500, 2004-2011 Dodge Dakota, and other listed Jeep, Dodge, Ram, and Mitsubishi applications, this Prenco 4D-1066 sensor supports precise crankshaft position feedback across a wide range of trucks and SUVs.

Key Features

  • Engine crankshaft position sensor for ignition and engine management systems
  • Prenco 4D-1066 replacement part number for catalog and service matching
  • 3 blade terminals with 1 rectangular female connector
  • Male terminal design for secure electrical contact
  • Sensor body diameter: 0.59 in
  • Mounting bracket not included
  • Cross-references Standard Ignition PC487 for the same application

Detailed Description

The Prenco 4D-1066 crankshaft position sensor is used to report crankshaft speed and position to the engine control system, helping maintain proper ignition timing and fuel delivery. This sensor is listed for 2002-2012 Jeep Liberty, 2004-2011 Dodge Dakota, 2002-2010 Dodge Ram 1500, 2004-2009 Dodge Durango, 2005-2010 Jeep Grand Cherokee, 2006-2010 Jeep Commander, 2007-2011 Dodge Nitro, 2011-2012 Ram 1500, 2011 Ram Dakota, and 2006-2009 Mitsubishi Raider. The Prenco 4D-1066 also cross-references Standard Ignition PC487 for the same application.

Common Issues This Sensor Can Address

  • Crankshaft position signal loss or intermittent signal faults
  • Hard starting or extended crank time
  • Engine stalling or sudden shutdown
  • Misfire, rough idle, or unstable engine operation
  • Check engine light related to crankshaft sensor performance

Installation Notes and Tips

Verify connector shape, terminal count, and sensor body diameter before installation. Inspect the harness connector for corrosion, bent terminals, or damaged locking tabs before connecting the new sensor. Confirm the mounting location and reuse the existing bracket if the vehicle requires one, since a mounting bracket is not included with this part. Always clear diagnostic trouble codes and verify proper engine operation after installation.

Quality Assurance

Prenco ignition sensors are cataloged for OE-style replacement service and application-specific fitment. Use the listed vehicle coverage and connector specifications to confirm the correct replacement before installation.

This part fits 58 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelDrive TypeLitersCylindersPositionNotes
2012JeepLibertyN/A
2012Ram1500N/A
2011DodgeDakota3.7LV6N/A
2011DodgeNitroN/A
2011JeepLibertyN/A
2011Ram1500N/A
2011RamDakotaN/A
2010DodgeDakotaN/A
2010DodgeNitroN/A
2010DodgeRam 1500N/A
2010JeepCommanderN/A
2010JeepGrand CherokeeN/A
2010JeepLibertyN/A
2009DodgeDakotaN/A
2009DodgeDurangoN/A
2009DodgeNitroN/A
2009DodgeRam 15004WDN/A
2009DodgeRam 1500N/A
2009JeepCommanderN/A
2009JeepGrand CherokeeN/A
2009JeepLibertyN/A
2009MitsubishiRaiderN/A
2008DodgeDakotaN/A
2008DodgeDurangoN/A
2008DodgeNitroN/A
2008DodgeRam 1500N/A
2008JeepCommanderN/A
2008JeepGrand CherokeeN/A
2008JeepLibertyN/A
2008MitsubishiRaiderN/A
2007DodgeDakotaN/A
2007DodgeDurangoN/A
2007DodgeNitroN/A
2007DodgeRam 1500N/A
2007JeepCommanderN/A
2007JeepGrand CherokeeN/A
2007JeepLibertyN/A
2007MitsubishiRaiderN/A
2006DodgeDakotaN/A
2006DodgeDurangoN/A
2006DodgeRam 1500N/A
2006JeepCommanderN/A
2006JeepGrand CherokeeN/A
2006JeepLibertyN/A
2006MitsubishiRaiderN/A
2005DodgeDakotaN/A
2005DodgeDurangoN/A
2005DodgeRam 1500N/A
2005JeepGrand CherokeeN/A
2005JeepLibertyN/A
2004DodgeDakotaN/A
2004DodgeDurangoN/A
2004DodgeRam 1500N/A
2004JeepLibertyN/A
2003DodgeRam 1500N/A
2003JeepLibertyN/A
2002DodgeRam 1500N/A
2002JeepLibertyN/A
Directly replaces or cross-references 8 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Standard Ignition — PC4879626156041479AC56041479ADCSS987SU3351SU8580SU8587