Delphi ES20106 Oxygen Sensor - Front Left, Rear or Rear Left

Brand Delphi ES20106
Position Front Left
Connector Shape Square
Overall Length 460.0
Package Contents Oxygen Sensor, Instruction Sheet
Position(s) Front Left, Rear, Rear Left. For the position specific to your vehicle, refer to the Application tab.
Sensor Type Heated
Thread Size 18 x 1.5 mm
Wire Quantity 4
Fits Dodge and Jeep · 37 vehicles

Heated sensor. Provides faster operation for more responsive emissions monitoring.

Square connector. Simplifies installation with a straightforward electrical connection.

OE heritage. Built with decades of original-equipment experience.

Cross-references Bosch 13687, Bosch 15308 and DENSO Auto Parts 234-4029 for the same application. See all 24.

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Delphi ES20106 Oxygen Sensor Overview

The Delphi ES20106 is a heated oxygen sensor built for precise exhaust monitoring in select Dodge and Jeep applications. It uses OE-based engineering knowledge from Delphi’s long history supplying automakers, helping support accurate air-fuel feedback in vehicles such as the Dodge Ram 1500, Dodge Dakota, Dodge Durango, Dodge Viper, and Jeep Grand Cherokee.

  • Heated oxygen sensor for faster operating temperature
  • 4-wire design with square connector shape
  • 18 x 1.5 mm thread size
  • Overall length: 460.0
  • Package contents: oxygen sensor and instruction sheet
  • Position coverage includes front left, rear, and rear left applications

Fitment and Application Details

Compatible With 2004-2006 Dodge Ram 1500, rear left; 2006 Dodge Ram 1500, front left; 2003-2004 Dodge Viper, rear; 2006 Dodge Viper, rear; 2001-2004 Dodge Dakota, rear left; 2004 Dodge Durango, rear left; 2004 Dodge Ram 2500, rear; 2004 Dodge Ram 3500, rear; 2004 Jeep Grand Cherokee, rear, cylinders 1 through 3; 2001-2003 Dodge Dakota, rear left, with California Emission System; 2001-2003 Dodge Durango, rear left, with California Emission System; 2003 Dodge Ram 1500, rear; 2002 Dodge Ram 1500, rear left, with California Emission System; 2002 Dodge Ram 2500, rear, with California Emission System; 2002 Dodge Ram 3500, rear, with California Emission System; 2001 Dodge Ram 1500, rear, from 02/21/2000; 2001 Dodge Ram 2500, rear, from 02/21/2000; 2001 Dodge Ram 3500, rear, from 02/21/2000.

This part cross-references Bosch 13687 and DENSO Auto Parts 234-4029 for the same application.

What This Sensor Helps Address

  • Check engine light related to oxygen sensor performance
  • Incorrect air-fuel ratio readings from a worn sensor
  • Slow sensor response during closed-loop operation
  • Emissions test failures tied to exhaust feedback faults
  • Rough idle or drivability issues caused by inaccurate exhaust data

Installation Notes and Tips

Verify the exact position on your vehicle before ordering, since this sensor is listed for front left, rear, and rear left locations depending on application. Confirm the 18 x 1.5 mm thread size, 4-wire configuration, square connector shape, and 460.0 overall length match the original part before installation. Use the vehicle application details to confirm coverage for your specific Dodge Ram 1500, Dodge Dakota, Dodge Durango, Dodge Viper, or Jeep Grand Cherokee.

Quality Assurance

Delphi draws on OE heritage and supplier experience with major automakers, and that engineering background is reflected in this aftermarket oxygen sensor. The ES20106 is built as a direct-fit replacement for the listed applications and includes an instruction sheet for reference during installation.

This part fits 37 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelBody TypeTransmissionPositionNotes
2006DodgeRam 1500———Rear Left—
2006DodgeRam 1500———Front Left—
2006DodgeViper———Rear—
2005DodgeRam 1500———Rear Left—
2004DodgeDakotaBase——Rear Left—
2004DodgeDurango———Rear Left—
2004DodgeRam 1500———Rear Left—
2004DodgeRam 2500———Rear—
2004DodgeRam 3500———Rear—
2004DodgeViper———Rear—
2004JeepGrand Cherokee———RearCylinders 1 through 3
2003DodgeDakota—Standard Cab Pickup—Rear Left—
2003DodgeDakota—Extended Cab Pickup—Rear Left—
2003DodgeDakota—Crew Cab Pickup—Rear Leftwith California Emission System
2003DodgeDurango———Rear Leftwith California Emission System
2003DodgeRam 1500———Rear—
2003DodgeViper———Rear—
2002DodgeDakotaSportStandard Cab Pickup—Rear Left—
2002DodgeDakotaSportExtended Cab Pickup—Rear Left—
2002DodgeDakotaSportCrew Cab Pickup—Rear Leftwith California Emission System
2002DodgeDakotaSLTStandard Cab Pickup—Rear Left—
2002DodgeDakotaSLTExtended Cab Pickup—Rear Left—
2002DodgeDakotaSLTCrew Cab Pickup—Rear Leftwith California Emission System
2002DodgeDakota—Standard Cab Pickup—Rear Left—
2002DodgeDakota—Extended Cab Pickup—Rear Left—
2002DodgeDakota—Crew Cab Pickup—Rear Leftwith California Emission System
2002DodgeDurango———Rear Leftwith California Emission System
2002DodgeRam 1500———Rear Leftwith California Emission System
2002DodgeRam 2500——AutomaticRearwith California Emission System
2002DodgeRam 3500——AutomaticRearwith California Emission System
2001DodgeDakota—Standard Cab Pickup—Rear Left—
2001DodgeDakota—Extended Cab Pickup—Rear Left—
2001DodgeDakota—Crew Cab Pickup—Rear Leftwith California Emission System
2001DodgeDurangoBase——Rear Leftwith California Emission System
2001DodgeRam 1500———RearFrom 02/21/2000
2001DodgeRam 2500———RearFrom 02/21/2000
2001DodgeRam 3500———RearFrom 02/21/2000
Directly replaces or cross-references 24 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Bosch — 13687Bosch — 15308DENSO Auto Parts — 234-4029DENSO Auto Parts — 234-4767Gates — 23132Quality-Built — 15507138-747250-24255250-243175602 8997AA5604 1706AA2131372213137421315365149005AAOS1509OS2223REA1516REA1816SG755SG1390SG1852SU3267SU6886