Engine Sensors & Switches

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Temperature Sensor 21164792 - Mack
positive OEM
Part# 21164792
Part# 21164792
In Stock
shipping-move
Special Price $106.65 Regular Price $112.56
Made in USA
Endurant Fluid Pressure Sensor Repair Kit 1-1670917-1-PAT - Patriom
Part# 1-1670917-1-PAT
Part# 1-1670917-1-PAT
In Stock
shipping-move
Special Price $89.99 Regular Price $137.50
Switch Filter Sensor 135578-08420 - Donaldson
positive OEM
Part# 135578-08420
Part# 135578-08420
In Stock
shipping-move
$54.45
Cam/Crankshaft Speed Sensor 2326769PE - Paccar Engine
positive OEM
Part# 2326769PE
Part# 2326769PE
In Stock
shipping-move
Special Price $28.74 Regular Price $34.60
Temp Freeze Protection Sensor K7755001 - Paccar
positive OEM
Part# K7755001
Part# K7755001
In Stock
shipping-move
Special Price $43.67 Regular Price $51.56
Sensor P 23531964 - Detroit Diesel
positive OEM
Part# 23531964
Part# 23531964
In Stock
shipping-move
Special Price $139.01 Regular Price $151.94
M-Sensor 23565613 - Alliance
Part# 23565613
Part# 23565613
In Stock
shipping-move
$80.56
Pressure Sensor 2200138PE - Paccar Engine
positive OEM
Part# 2200138PE
Part# 2200138PE
In Stock
shipping-move
$183.00
Sensor, PRS Temperature 5698456 - Cummins
positive OEM
Part# 5698456
Part# 5698456
In Stock
shipping-move
Special Price $87.81 Regular Price $95.08
Temperature Control Switch - Mechanical - 220 F - Normally Open 8039023P - Paccar
Part# 8039023P
Part# 8039023P
In Stock
shipping-move
Special Price $55.94 Regular Price $65.08
Thermocouple - Hewitt 015-076 - Paccar
positive OEM
Part# 015-076
Part# 015-076
In Stock
shipping-move
Special Price $70.14 Regular Price $81.98
Position Sensor 5594276 - Cummins
positive OEM
Part# 5594276
Part# 5594276
In Stock
shipping-move
$62.65
Air Pressure Sensor - Assembly A-960-540-03-17 - Freightliner
positive OEM
Part# A-960-540-03-17
Part# A-960-540-03-17
In Stock
shipping-move
$496.28
Sensor - Water Temp 16-10417 - Peterbilt
positive OEM
Part# 16-10417
Part# 16-10417
In Stock
shipping-move
Special Price $106.17 Regular Price $119.99
Valve - MV3 Park Control 802122 - Bendix
positive OEM
Part# 802122
Part# 802122
In Stock
shipping-move
$314.46
Sender - Oil Temperature 05-15834 - Peterbilt
positive OEM
Part# 05-15834
Part# 05-15834
In Stock
shipping-move
Special Price $97.50 Regular Price $114.71
WIF Sensor RK5152202 - Paccar
positive OEM
Part# RK5152202
Part# RK5152202
In Stock
shipping-move
Special Price $56.67 Regular Price $67.87
Cam Sensor 5594275 - Cummins
positive OEM
Part# 5594275
Part# 5594275
In Stock
shipping-move
$43.49
Peterbilt Oil Temperature Sending Unit 17-04184 - Peterbilt
positive OEM
Part# 17-04184
Part# 17-04184
In Stock
shipping-move
Special Price $97.50 Regular Price $114.71
Sensor, EGR Pressure Differential 2003641PE - Paccar Engine
positive OEM
Part# 2003641PE
Part# 2003641PE
In Stock
shipping-move
Special Price $310.13 Regular Price $344.26
Sensor-Temp Coolant 1827058PE - Paccar Engine
positive OEM
Part# 1827058PE
Part# 1827058PE
In Stock
shipping-move
Special Price $66.69 Regular Price $76.87
Pressure Sensor 2367557PE - Paccar Engine
positive OEM
Part# 2367557PE
Part# 2367557PE
In Stock
shipping-move
$113.27
Differential Pressure Sensor - DFN pressure 4358939 - Cummins
positive OEM
Part# 4358939
Part# 4358939
In Stock
shipping-move
Special Price $232.62 Regular Price $304.05
Differential Pressure Sensor - DFN pressure 4384138 - Cummins
positive OEM
Part# 4384138
Part# 4384138
In Stock
shipping-move
$210.08
Nitrogen Oxide Sensor 4326874RX - Cummins
positive OEM
Part# 4326874RX
Part# 4326874RX
In Stock
shipping-move
Special Price $590.64 Regular Price $619.48
Oil Temp Sensor Q21-1010 - Paccar
positive OEM
Part# Q21-1010
Part# Q21-1010
In Stock
shipping-move
Special Price $89.71 Regular Price $102.83
EGR Position Sensor 4956084 - Cummins
positive OEM
Part# 4956084
Part# 4956084
In Stock
shipping-move
Special Price $214.54 Regular Price $229.21
Position Sensor 4326596 - Cummins
positive OEM
Part# 4326596
Part# 4326596
In Stock
shipping-move
Special Price $99.09 Regular Price $108.28
Sensor-Temperature 4088712 - Cummins
positive OEM
Part# 4088712
Part# 4088712
In Stock
shipping-move
Special Price $103.54 Regular Price $117.28
Engine Oil Pressure Sensor 4921517 - Cummins
positive OEM
Part# 4921517
Part# 4921517
In Stock
shipping-move
Special Price $104.29 Regular Price $118.21
Position Sensor 5491994 - Cummins
positive OEM
Part# 5491994
Part# 5491994
In Stock
shipping-move
Special Price $79.09 Regular Price $85.13
Pressure Sensor 4928594 - Cummins
positive OEM
Part# 4928594
Part# 4928594
In Stock
shipping-move
Special Price $164.01 Regular Price $185.77
WIF Sensor W/18 inch Jumper Harness RK55734 - Paccar
positive OEM
Part# RK55734
Part# RK55734
In Stock
shipping-move
Special Price $96.31 Regular Price $106.65
Switch-Fan Override K301-401 - Kenworth
positive OEM
Part# K301-401
Part# K301-401
In Stock
shipping-move
Special Price $96.42 Regular Price $112.14
Sensor-Exhaust Pyrometer Q21-1035 - Paccar
positive OEM
Part# Q21-1035
Part# Q21-1035
In Stock
shipping-move
Special Price $262.98 Regular Price $270.20
Thermocouple Sensor Q21-1028-2 - Kenworth
positive OEM
Part# Q21-1028-2
Part# Q21-1028-2
In Stock
shipping-move
Special Price $183.85 Regular Price $199.30

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.