Engine Sensors & Switches

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For Reference Only - Some Applications May Vary.


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  1. Sensor - Coolant Level KZ359001 - Paccar
    Price $196.97
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  2. Pressure Sensor 2200138PE - Paccar Engine
    Price $162.69
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  3. Sensor, PRS Temperature 2897334NX - Cummins

    Core charge

    Price $84.51
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  4. Thermocouple - Hewitt 015-076 - Paccar
    Price $67.94 Original price $76.63
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  5. Sensor - Water Temp 16-10417 - Peterbilt
    Price $99.46 Original price $104.78
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  6. NOX Sensor, Forward, 12V, MX-13 2236409PEX - Paccar Engine

    Core charge

    Price $752.64
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  7. Sender - Oil Temperature 05-15834 - Peterbilt
    Price $94.75 Original price $99.63
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  8. WIF Sensor RK5152202 - Paccar
    Paccar WIF Sensor RK5152202
    Part# RK5152202 OLD# -
    Price $56.56
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  9. Cam Sensor 5594275NX - Cummins
    Cummins Cam Sensor 5594275NX
    Part# 5594275NX OLD# 2872277

    Core charge

    Price $33.85
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  10. Peterbilt Oil Temperature Sending Unit 17-04184 - Peterbilt
    Price $94.75 Original price $99.63
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  11. Sensor, EGR Pressure Differential 2003641PE - Paccar Engine
    Price $306.69
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  12. Sensor-Temp Coolant 1827058PE - Paccar Engine
    Price $70.06
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  13. Speed Sensor Kit 5550060 - Cummins
    Price $268.23
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  14. Oil Temp Sensor Q21-1010 - Paccar
    Price $89.48
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  15. EGR Position Sensor 4956084 - Cummins
    Price $201.53
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  16. Temperature Sensor 4954905 - Cummins
    Price $25.77
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  17. Electronic Fuel Control Actuator 4307411RX - Cummins

    Core charge

    Price $262.90
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  18. Position Sensor 4326596 - Cummins
    Price $91.42
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  19. Engine Oil Pressure Sensor 4921517 - Cummins
    Price $104.96
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  20. Position Sensor 5491994 - Cummins
    Cummins Position Sensor 5491994
    Part# 5491994 OLD# 4921599
    Price $74.77
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  21. Pressure Sensor 4928594 - Cummins
    Price $165.73
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  22. Switch-Fan Override K301-401 - Kenworth
    Price $96.77 Original price $107.14
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  23. Sensor-Exhaust Pyrometer Q21-1035 - Paccar
    Price $244.01
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  24. Thermocouple Sensor Q21-1028-2 - Kenworth
    Price $184.52 Original price $189.70
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  25. Sensor-Oil Temperature Q27-6004 - Paccar
    Price $89.46
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  26. Switch - Thermostat 8037034P - Index Sensors & Controls
    Price $62.21
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  27. Temperature Sensor 4088832 - Cummins
    Price $39.17
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  28. Light Duty Temperature Sensor 334-1390 - CAT
    Price $444.97
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  29. Sender-Temperature 144455 - Paccar
    Price $94.69
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  30. Sender-Oil Temp K379-12 - Kenworth
    Price $78.49 Original price $94.71
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  31. Sensor-Temperature Charge Air 1893478PE - Paccar Engine
    Price $186.97
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  32. Turbo Speed Sensor - MX-13 EPA2010 2238126PE - Paccar Engine
    Price $332.69
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  33. Speed Camshaft Sensor 1607436PE - Paccar Engine
    Price $78.88
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  34. Fuel Filter Sensor Q21-1033 - Paccar
    Price $177.36
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  35. Sensor-Dual Speed/Tach Q21-6004 - Paccar
    Price $132.43
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Engine Sensors & Switches: The Nerve Centers of a Reliable Truck

Think of engine sensors and switches as the truck's eyes and ears on the road. These components continuously gather data and relay it to the Engine Control Unit (ECU), influencing everything from fuel efficiency to emission control. The main elements in this category usually include:

  • Temperature Sensors: Monitor engine and coolant temperatures
  • Pressure Sensors: Keep tabs on oil, fuel, and air pressure
  • Speed Sensors: Determine how fast the crankshaft or camshaft is spinning
  • Oxygen Sensors: Assess the levels of oxygen in exhaust gases
  • Switches: Control functions like ignition, headlights, and wipers

What Happens When Things Go South?

A malfunctioning sensor or switch can throw a wrench into the works. What kind of symptoms might pop up?

  • Engine misfires or stalling
  • Poor fuel economy
  • Erratic or jerky transmission shifts

Warning lights turning on for seemingly no reason

If these issues arise, it usually means one of the engine sensors or switches has gone rogue and it's time for a replacement or repair.

The Importance of Quality and Compatibility

When it comes to engine sensors and switches, the market is flooded with various brands and qualities. However, skimping on these crucial parts can lead to less reliable performance and even catastrophic engine failure. Always opt for:

  • OEM or Equivalent Parts: These are designed to meet manufacturer specifications.
  • Durability: Ensure the parts can withstand the rigors of the road.
  • Compatibility: Not all parts are universal; make sure they fit the specific make and model.

Routine Checks and Maintenance

Regularly inspecting these components is a straightforward job but can save a lot in the long run. A few quick tips for upkeep:

  • Visual Inspection: Check for wear and tear or loose connections.
  • Electronic Testing: Specialized equipment can quickly diagnose faulty sensors.
  • Regular Replacements: Some sensors, like oxygen sensors, have a limited lifespan and should be replaced as part of routine maintenance.

High-Quality Engine Sensors and Switches at Big Rig Shop

For those who value reliability and top-tier performance, the Big Rig shop offers an extensive selection of engine sensors and switches designed for all kinds of truck models. With a variety of high-quality options available, keeping a truck running smoothly is more feasible than ever. Trust the Big Rig shop to be the go-to source for all engine sensor and switch needs.