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What size is the LS coolant temp sensor plug?


As a seasoned auto service provider, I often encounter questions about specific components in vehicles, particularly when it comes to performance and maintenance. One common inquiry is regarding the size of the LS coolant temperature sensor plug. This article aims to provide clarity on this topic, ensuring that both DIY enthusiasts and professional mechanics have the information they need.


What is the LS Coolant Temp Sensor?


The LS coolant temperature sensor plays a crucial role in monitoring the engine's temperature. It sends vital information to the engine control unit (ECU), which helps manage fuel injection and ignition timing. Understanding the specifications of this sensor, including its plug size, is essential for proper installation and maintenance.


Coolant Temp Sensor Plug Size


The LS coolant temperature sensor typically features a plug size of 1/4 inch. This size is standard across many LS engine models, making it easier for mechanics and car enthusiasts to find compatible replacement parts. However, it's always advisable to double-check the specifications for your specific engine model, as variations may exist.


Steps to Replace the LS Coolant Temp Sensor


If you need to replace the LS coolant temperature sensor, follow these steps for a successful installation:



  • Gather Tools: Ensure you have the necessary tools, including a socket set, wrench, and new coolant temperature sensor.

  • Drain Coolant: Before starting, drain the coolant from the radiator to prevent spills.

  • Locate the Sensor: Find the coolant temperature sensor on the engine block, typically near the thermostat housing.

  • Disconnect the Plug: Carefully disconnect the sensor plug by pressing the release tab.

  • Remove the Old Sensor: Use a socket to unscrew the old sensor from its housing.

  • Install the New Sensor: Screw in the new sensor and reconnect the plug securely.

  • Refill Coolant: Refill the radiator with coolant and check for leaks.


Following these steps will help ensure that your LS engine runs efficiently and that the coolant temperature is accurately monitored.


Conclusion


Understanding the size of the LS coolant temperature sensor plug is vital for anyone working on LS engines. With a standard plug size of 1/4 inch, replacing the sensor can be a straightforward task if you follow the proper steps. Always remember to consult your vehicle's manual for specific details related to your engine model. Happy wrenching!


Frequently Asked Questions

What size is the LS1 coolant temp sensor?


It's actually 12x1. 5mm thread, autometer and others make adapters to go from 12x1.



What size thread is the LS oil pressure sensor?


The M16-1.5 thread is perfect for connecting to the Oil Pressure Sensor of your GM LS Series Engine, while the 1/8" NPT female thread allows for seamless connection to a variety of aftermarket gauges and sensors.



What size thread is the LS1 air temperature sensor?


3/8"npt
LS Intake Air Temperature Sensor IAT 3/8"npt Threaded Turbo LS1.



What size is the thread on a GM IAT?


Thread size of GM IAT sensor?? Be the first to like this post. It is 3/8 NPT which is a tapered thread.



What is the thread pitch of a GM temperature sensor?


3/8 npt
coolant temp sensor. G.M. sensors are 3/8 npt.



Where is coolant temp sensor on LS?


So they provide a brass washer that provides a really good ground for the sensor. So you don't have to worry about. It.



What tool is used to remove the coolant temperature sensor?


Most coolant sensors are installed sort of like spark plugs, which means they're unscrewed in a counterclockwise direction using a deep socket and ratchet. You can also use a plain old wrench, but make sure you use the right size.



What size thread is an air fitting?


Thread sizes are typically 1/8", 1/4", 3/8", 1/2" or 3/4" pipe thread. A fitting that has male pipe threads (MPT) can only mate to something with female pipe threads (FPT) that are of the same pipe thread size.



What is the normal temperature of ls1?


Many will install a 160* thermostat and have the fans programmed to turn on around 170* to 180*. The combination of a lower temperature thermostat and the fans coming on at a lower temperature will help regulate coolant temperature around 170* to 180* during normal idle and cruise conditions.



What size thread is a LS coolant temperature sensor?


This sensor already uses M12 threads.


Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.