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2018 Subaru Forester Temperature Sensor

4 items

Fix rough idling and starting issues. Browse premium ECT sensors, air charge temperature (ACT) sensors, intake manifold sensors, and BTS units for an exact fit.

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Standard TX238 Engine Coolant Temperature SensorStandard TX238 Engine Coolant Temperature Sensor
StandardPart # TX238
Standard TX238 Engine Coolant Temperature Sensor
51 Reviews
$30.99
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3-year warranty
90 days free return
Fits 2014-2016 Scion FR-S, 2013-2014 Subaru Tribeca, 2013-2014 Subaru WRX, 2013-2015 Subaru XV Crosstrek, 2013-2016 Subaru Impreza, 2013-2018 Subaru Forester, 2013-2019 Subaru Legacy, 2013-2019 Subaru Outback, 2013-2020 Subaru BRZ, 2013-2021 Subaru WRX STI, 2015-2016 Subaru WRX, 2016-2017 Subaru Crosstrek, 2017-2021 Subaru WRX, 2017-2020 Toyota 86
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: 2018 Subaru Forester
Item LocatedUnited States
Quantity1
ColorBlack/Bronze
Part interchange
TX238, TS5848, 74033, EF0077, WT5248, CTSA145, SU15207, SU00304714, 
...View more
item #10016PHC
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Standard TX338 Engine Coolant Temperature Sensor
StandardPart # TX338
Standard TX338 Engine Coolant Temperature Sensor
51 Reviews
$63.99
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3-year warranty
90 days free return
Fits 2018-2023 Subaru Crosstrek, 2019-2022 Subaru Forester, 2022-2023 Subaru BRZ
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: 2018 Subaru Forester
Item LocatedUnited States
Quantity1
ColorGold/White
Part interchange
TX338, TS5649, WT5098, 22630AA270, 5S17605
item #10016NYR
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Engine Coolant Temperature Sensor for 2013-2018 Subaru Forester
A-Premium®Part # APTS0249
Engine Coolant Temperature Sensor for 2013-2018 Subaru Forester
4.851 Reviews
$29.99
Low stock: Only 2 left
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3-year warranty
90 days free return
Fits Subaru Forester: 2013 2014 2015 2016 2017 2018
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: 2018 Subaru Forester
Item LocatedUnited States
Quantity1
ConditionNew
item #10154XTW
Note
【Note-1】 This item comes with black connector.
【Note-2】 Please see Compatibility description for fitment information.
【Note-3】 Connector shape is SQUARE. Incompatible with RECTANGULAR plugs.
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Engine Coolant Temperature Sensor for Subaru Forester 2019-2022 Crosstrek BRZ
A-Premium®Part # APTS0397
Engine Coolant Temperature Sensor for Subaru Forester 2019-2022 Crosstrek BRZ
4.851 Reviews
$11.99
Low stock: Only 4 left
Edit ZIP code
3-year warranty
90 days free return
Fits 2019 - 2022 Subaru Forester, 2018 - 2023 Subaru Crosstrek, 2022 - 2023 Subaru BRZ
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: 2018 Subaru Forester
Item LocatedUnited States
Quantity1
ColorGold, White
ConditionNew
item #10188074
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What are temperature sensors for cars?

Temperature sensors for cars are used to measure the temperature of various components in the vehicle, such as the engine, transmission, and coolant. These temperature sensors are typically designed to work with specific components and provide feedback to the car's engine control module (ECM) or other systems. Temperature sensors in cars can be either analog or digital, and they may be located in various parts of the vehicle depending on their specific function. Some sensors are mounted on the engine block or cylinder head, while others may be located in the intake or exhaust system.

Types of car temperature sensors

  • Coolant temperature sensor: This sensor is typically located near the engine's thermostat housing or in the engine block and measures the temperature of the engine coolant.
  • Intake air temperature sensor: This sensor measures the temperature of the air entering the engine through the air intake system.
  • Ambient air temperature sensor: This sensor is typically located in the front of the vehicle and measures the temperature of the air outside of the car.
  • Transmission temperature sensor: This sensor is located inside the transmission and measures the temperature of the transmission fluid.
  • Exhaust gas temperature sensor: This sensor measures the temperature of the exhaust gases leaving the engine.

Shop for the right temperature sensor at A-Premium!

Be reassured that we have specialized sensors in our inventory that are specifically designed to fit and function with your car's particular make and model. Explore our premium selection of car temperature sensors on a-premium.com now!

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What is an Engine Coolant Temperature Sensor

The engine coolant temperature sensor, often abbreviated as the ECT sensor. The importance of the ECT sensor lies in its ability to ensure that the engine operates within its optimal temperature range.

Jul 21, 2026