Engine Sensors & Switches

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Sensor - Coolant Level KZ359001 - Paccar
positive OEM
Part# KZ359001
Part# KZ359001
shipping
$205.71
In Stock
Pressure Sensor 2200138PE - Paccar Engine
positive OEM
Part# 2200138PE
Part# 2200138PE
shipping
$162.69
In Stock
Sensor, PRS Temperature 5698456 - Cummins
positive OEM
Part# 5698456
Part# 5698456
shipping
$88.00
In Stock
Temperature Control Switch - Mechanical - 220 F - Normally Open 8039023P - Paccar
Part# 8039023P
Part# 8039023P
shipping
Special Price $46.65 Regular Price $61.11
In Stock
Air Pressure Sensor 6CP3-9SVC - Paccar
positive OEM
Part# 6CP3-9SVC
Part# 6CP3-9SVC
shipping
$247.14
In Stock
Thermocouple - Hewitt 015-076 - Paccar
positive OEM
Part# 015-076
Part# 015-076
shipping
Special Price $67.94 Regular Price $76.98
In Stock
Air Pressure Sensor - Assembly A-960-540-03-17 - Freightliner
positive OEM
Part# A-960-540-03-17
Part# A-960-540-03-17
shipping
$488.63
In Stock
Sensor - Water Temp 16-10417 - Peterbilt
positive OEM
Part# 16-10417
Part# 16-10417
shipping
Special Price $99.46 Regular Price $110.66
In Stock
Valve - MV3 Park Control 802122 - Bendix
positive OEM
Part# 802122
Part# 802122
shipping
$248.49
In Stock
NOX Sensor, Forward, 12V, MX-13 2236409PEX - Paccar Engine
positive OEM
Part# 2236409PEX
Part# 2236409PEX
shipping
$775.21
In Stock
Sender - Oil Temperature 05-15834 - Peterbilt
positive OEM
Part# 05-15834
Part# 05-15834
shipping
Special Price $94.75 Regular Price $105.87
In Stock
WIF Sensor RK5152202 - Paccar
positive OEM
Part# RK5152202
Part# RK5152202
shipping
$61.90
In Stock
Peterbilt Oil Temperature Sending Unit 17-04184 - Peterbilt
positive OEM
Part# 17-04184
Part# 17-04184
shipping
Special Price $94.75 Regular Price $105.87
In Stock
Alarmstat - 225F(107C) 1002-05511-37 - Paccar
positive OEM
Part# 1002-05511-37
Part# 1002-05511-37
shipping
Special Price $189.21 Regular Price $200.36
In Stock
Fuel Pressure Sensor 2897581 - Cummins
positive OEM
Part# 2897581
Part# 2897581
shipping
Special Price $179.87 Regular Price $198.71
In Stock
Sensor-Pressure, Pre Turbo 2127357PE - Paccar Engine
positive OEM
Part# 2127357PE
Part# 2127357PE
shipping
Special Price $124.97 Regular Price $138.86
In Stock
Sensor, EGR Pressure Differential 2003641PE - Paccar Engine
positive OEM
Part# 2003641PE
Part# 2003641PE
shipping
$315.90
In Stock
Sensor-Temp Coolant 1827058PE - Paccar Engine
positive OEM
Part# 1827058PE
Part# 1827058PE
shipping
$72.87
In Stock
Differential Pressure Sensor - DFN pressure 4358939 - Cummins
positive OEM
Part# 4358939
Part# 4358939
shipping
$281.45
In Stock
Oil Temp Sensor Q21-1010 - Paccar
positive OEM
Part# Q21-1010
Part# Q21-1010
shipping
$94.62
In Stock
EGR Position Sensor 4956084 - Cummins
positive OEM
Part# 4956084
Part# 4956084
shipping
$212.20
In Stock
Position Sensor 4326596 - Cummins
positive OEM
Part# 4326596
Part# 4326596
shipping
$91.45
In Stock
Sensor-Temperature 4088712 - Cummins
positive OEM
Part# 4088712
Part# 4088712
shipping
$108.55
In Stock
Engine Oil Pressure Sensor 4921517 - Cummins
positive OEM
Part# 4921517
Part# 4921517
shipping
$109.41
In Stock
Position Sensor 5491994 - Cummins
positive OEM
Part# 5491994
Part# 5491994
shipping
$78.76
In Stock
Pressure Sensor 4928594 - Cummins
positive OEM
Part# 4928594
Part# 4928594
shipping
$171.93
In Stock
Switch-Fan Override K301-401 - Kenworth
positive OEM
Part# K301-401
Part# K301-401
shipping
Special Price $96.77 Regular Price $107.31
In Stock
Switch-Water Temp On At 225 Deg Q27-6000-225 - Paccar
positive OEM
Part# Q27-6000-225
Part# Q27-6000-225
shipping
$260.00
In Stock
Sensor-Exhaust Pyrometer Q21-1035 - Paccar
positive OEM
Part# Q21-1035
Part# Q21-1035
shipping
$258.57
In Stock
Thermocouple Sensor Q21-1028-2 - Kenworth
positive OEM
Part# Q21-1028-2
Part# Q21-1028-2
shipping
Special Price $184.52 Regular Price $190.71
In Stock
Sensor-Oil Temperature Q27-6004 - Paccar
positive OEM
Part# Q27-6004
Part# Q27-6004
shipping
$94.62
In Stock
Switch - Thermostat 8037034P - Index Sensors & Controls
Part# 8037034P
Part# 8037034P
shipping
$65.33
In Stock
Oil Temperature Sender 00049614 - Paccar
positive OEM
Part# 00049614
Part# 00049614
shipping
$50.00
In Stock
Pressure Sensor 4921728 - Cummins
positive OEM
Part# 4921728
Part# 4921728
shipping
$262.41
In Stock
Temperature Sensor 4088832 - Cummins
positive OEM
Part# 4088832
Part# 4088832
shipping
$40.64
In Stock
Light Duty Temperature Sensor 334-1390 - CAT
positive OEM
CAT
Part# 334-1390
Part# 334-1390
shipping
$444.97
In Stock

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.