Engine Sensors & Switches

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Temperature Sensor 4384561 - Cummins
Part# 4384561
shipping Ships up to 72h
$556.28
Available
Nitrogen Oxide Sensor 4326874 - Cummins
Part# 4326874
shipping Ships up to 72h
$856.51
Available
Nitrogen Oxide Sensor 4326872 - Cummins
Part# 4326872
shipping Ships up to 72h
$856.51
Available
Particulate Sensor 5461557RX - Cummins
Part# 5461557RX
shipping Ships up to 72h
$489.27
Available
Humidity Sensor 2348776PE - Paccar Engine
Part# 2348776PE
shipping Ships up to 72h
$550.26
Available
Pressure Sensor Kit 5507314 - Cummins
Part# 5507314
shipping Ships up to 72h
$249.32
Available
Sensor - Pressure Temperature 4921473 - Cummins
Part# 4921473
shipping Ships up to 72h
$311.01
Available
Temperature Sensor, After BPV 2195284PE - Paccar Engine
Part# 2195284PE
shipping Ships up to 72h
$186.97
Available
Sender - Temperature 334S-P - Paccar
Part# 334S-P
shipping Ships up to 72h
$32.70
Available
NOX Sensor 22303390 - Mack
Part# 22303390
shipping Ships up to 72h
$584.93
Available
Temperature Sender - M915A4, 1/2-14 NPT 22-54800-000 - Freightliner
Part# 22-54800-000
shipping Ships up to 72h
$38.62
Available
Switch - Pressure Switch, No 80A, Brake Drag 12-31614-000 - Freightliner
Part# 12-31614-000
shipping Ships up to 72h
$38.62
Available
Sensor - Temp Freeze Protection K7755001 - Paccar
Part# K7755001
shipping Ships up to 72h
$47.52
Available
Kit - Speed Sensor (690 OHM) K4150 - Fuller
Part# K4150
shipping Ships up to 72h
$49.01
Available
Sensor - Fuel Rail Pressure 2235813PE - Paccar Engine
Part# 2235813PE
shipping Ships up to 72h
$177.13
Available
Sensor - Temperature 4384562 - Cummins
Part# 4384562
shipping Ships up to 3-6w
$268.25
Special Order
Sensor - Coolant Level SS5095 - TRP
TRP
Part# SS5095
shipping Ships up to 72h
$130.88
Available
Sensor - Pressure 5462277NX - Cummins
Part# 5462277NX
shipping Ships up to 3-6w
$93.41
Special Order
Sensor - Coolant Level KZ359001 - Paccar
Part# KZ359001
shipping Ships Today
$196.97
In Stock
Sensor - Thermocouple Ungrounded Q21-1028-1 - Paccar
Part# Q21-1028-1
shipping Ships up to 72h
$189.70
Available
Sensor - Air Filter Q21-1034 - Paccar
Part# Q21-1034
shipping Ships up to 72h
$323.83
Available
Sensor - Particulate 5461552 - Cummins
Part# 5461552
shipping Ships up to 72h
$395.49
Available
Soot Sensor Connector Cap A9654409705 - Detroit Diesel
Part# A9654409705
shipping Ships up to 72h
$8.57
Available
Rngepos Snsr A-960-542-14-18 - Detroit Diesel
Part# A-960-542-14-18
shipping Ships up to 72h
$345.23
Available
Sensor (Hsg) A6805420455 - Detroit Diesel
Part# A6805420455
shipping Ships up to 72h
$38.11
Available
Sensor Boss A6805420439 - Detroit Diesel
Part# A6805420439
shipping Ships up to 72h
$74.86
Available
Sensor Boss A6805420339 - Detroit Diesel
Part# A6805420339
shipping Ships up to 72h
$70.75
Available
Sensor Boss A6805420239 - Detroit Diesel
Part# A6805420239
shipping Ships up to 72h
$74.86
Available
Sensor Boss A6805420139 - Detroit Diesel
Part# A6805420139
shipping Ships up to 72h
$65.28
Available
Sensor, Temperature, Doc In, Scr Out A6805402117 - Detroit Diesel
Part# A6805402117
shipping Ships up to 72h
$52.29
Available
Temp Sensor A6805402017 - Detroit Diesel
Part# A6805402017
shipping Ships up to 72h
$127.44
Available
Temp Sensor A6805401817 - Detroit Diesel
Part# A6805401817
shipping Ships up to 72h
$60.15
Available
Prssr Sensor A4721500025 - Detroit Diesel
Part# A4721500025
shipping Ships up to 72h
$129.07
Available
Sensor, Egr Delta Pressure A4701530428 - Detroit Diesel
Part# A4701530428
shipping Ships up to 72h
$153.96
Available
Profile Seal-Differential Pressure Sensr A4701530080 - Detroit Diesel
Part# A4701530080
shipping Ships up to 3-6w
$5.71
Special Order
Terminal A3865458828 - Detroit Diesel
Part# A3865458828
shipping Ships up to 3-6w
$30.84
Special Order

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.