Walker 1003-1036 Exhaust Gas Temperature (EGT) Sensor - Middle of Particulate Filter

Brand Walker 1003-1036
Position Middle of Particulate Filter
Wiring Harness Length 505.0
Connector Color Blue
Mount Location Exhaust
Terminal Type Blade
Wire Quantity 2
Connector Shape Rectangle
Terminal Quantity 2
Connector Gender Female
Terminal Gender Male
Thread Diameter 12.0
Fits —

OE-standard quality. Built to meet or exceed OEM standards and specifications.

Exhaust sensor. Measures exhaust gas temperature for engine management systems.

Walker Products HD. Backed by a long-running engine sensor manufacturer.

Cross-references Dorman - HD Solutions 904-7284 and A6805401417 for the same application. See all 2.

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Walker HD Exhaust Gas Temperature Sensor 1003-1036

Walker Products HD 1003-1036 is an exhaust gas temperature (EGT) sensor built for emission control and engine management applications. It uses a 2-wire layout with a blue female connector, blade terminals, and a 12.0 mm thread diameter for exhaust mounting.

Walker Products HD focuses on OE-style replacement parts backed by in-house engineering, product management, and manufacturing controls. The brand line supports technicians and DIY repairs that need accurate sensor fitment and dependable signal performance in the exhaust stream.

Key Features

  • Exhaust gas temperature (EGT) sensor for emission control systems
  • Walker Products HD part number 1003-1036
  • 2-wire design with blade terminals and 2 terminal positions
  • Blue female connector with rectangular housing
  • Exhaust mount location with 12.0 mm thread diameter
  • 505.0 wiring harness length
  • Cross-reference: Dorman - HD Solutions 904-7284

Product Details

This Walker EGT sensor monitors exhaust temperature data used by the vehicle’s engine control system. Accurate exhaust temperature feedback supports proper emissions strategy and helps maintain correct sensor input for diesel and other exhaust-managed applications. Walker Products HD 1003-1036 is built to meet or exceed OEM standards and specifications, with manufacturing and technical support processes aimed at consistent part accuracy. This part cross-references Dorman - HD Solutions 904-7284 for the same application. For buyers searching for a Walker EGT sensor, Walker Products HD 1003-1036, or an exhaust gas temperature sensor for emission control repair, this part provides a direct replacement path when the original sensor matches the listed connector and thread details.

What It Helps Fix

  • Fault codes related to exhaust gas temperature sensor performance
  • Incorrect exhaust temperature readings reported to the engine control system
  • Emission control system faults tied to sensor signal loss
  • Hard starting, derate, or drivability issues caused by bad exhaust temperature input
  • Connector or harness mismatch when replacing a worn EGT sensor

Installation Notes

Verify connector shape, terminal style, thread diameter, and harness length before installation. This sensor mounts in the exhaust and should be matched to the original application by vehicle service information. For fitment-based searches, use the exact vehicle listing when available; this part is commonly searched as a Walker EGT sensor for heavy-duty emission control repair and Walker Products HD 1003-1036 replacement.

Quality Assurance

Walker Products has supplied automotive fuel system and engine sensor components since 1946 and operates as an ISO 9001/IATF16949 certified manufacturer. The company states its parts are produced to meet or exceed OEM standards and are supported by internal engineering and technical resources.

This part fits 0 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
Directly replaces or cross-references 2 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Dorman - HD Solutions — 904-7284A6805401417