How to Install a Coolant Temperature Sensor for a 3.8L Engine on Jeep Wrangler?

Make sure to apply sealant on the ECT sensor threads, paying attention that replacement sensors already have this done for you. After that, mount the ECT sensor into the valves and tighten it with a torque of 11 Nm (8 ft. lbs.). Afterward, join the electrical connector to the system. Replace the water or chemical fluid in the cooling system as necessary. After all other steps are done, put in the air cleaner housing as directed in the official information.

How to Safely Service a Coolant Temperature Sensor in the Thermostat Housing on Jeep Wrangler?

Due to the high pressure and heat of liquids in the thermostat housing, it is important to drain the cooling system partially, before handling the sensor. Take the wire connector off the coolant temperature sensor and carefully take out the sensor from the thermostat housing. If sealant is not already added to the threads, apply some, insert the sensor into the housing and tighten it to 11 N.m (8 ft. lbs.). Next, join the wire conduction and add coolant into the cooling system.

OEM Jeep Wrangler Coolant Temperature Sensor

Coolant Water Temperature Sensor

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13 Coolant Temperature Sensors found

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Jeep Wrangler Coolant Temperature Sensor Part Number: 68217702AC
$25.37 MSRP: $37.60
You Save: $12.23 (33%)
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Product Specifications
- Other Name: Sensor - Fluid Temperature; Engine Coolant Temperature Sensor; Temperature Sensor; Coolant Temperature; Thermostat Housing; Fluid Temperature
- Replaced by: 68217702AD
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
Fits the following Vehicles:
- 2018-2024 Jeep Wrangler | 80th Anniversary, Freedom, Islander, Rubicon, Rubicon X, Sport, Sport S, Unlimited 80th Anniversary, Unlimited Freedom, Unlimited High Altitude, Unlimited High Tide, Unlimited Islander, Unlimited Moab, Unlimited Rubicon, Unlimited Rubicon X, Unlimited Sahara, Unlimited Sahara Altitude, Unlimited Sport, Unlimited Sport Altitude, Unlimited Sport S, Unlimited Willys, Unlimited Willys Sport, Willys, Willys Sport | 6 Cyl 3.6 L GAS, 6 Cyl 3.6 L MILD HYBRID EV-GAS (MHEV)
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Jeep Wrangler Coolant Temperature Sensor Part Number: 5033313AA
$38.81 MSRP: $57.50
You Save: $18.69 (33%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sensor - Coolant Temperature; Engine Coolant Temperature Sensor; Temperature Sensor; Sensor Coolant Temperature Intake Manifold; Sensor Coolant Temperature
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
Fits the following Vehicles:
- 2018-2025 Jeep Wrangler | 80th Anniversary, Freedom, Islander, Rubicon, Rubicon X, Sport, Sport S, Unlimited 80th Anniversary, Unlimited Freedom, Unlimited High Altitude, Unlimited High Altitude 4xe, Unlimited Islander, Unlimited Rubicon, Unlimited Rubicon 4xe, Unlimited Rubicon X, Unlimited Rubicon X 4xe, Unlimited Sahara, Unlimited Sahara 4xe, Unlimited Sahara Altitude, Unlimited Sport, Unlimited Sport Altitude, Unlimited Sport S, Unlimited Sport S 4xe, Unlimited Willys, Unlimited Willys 4xe, Unlimited Willys Sport, Willys, Willys Sport | 4 Cyl 2.0 L GAS, 4 Cyl 2.0 L MILD HYBRID EV-GAS (MHEV), 4 Cyl 2.0 L PLUG-IN HYBRID EV-GAS (PHEV)
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Jeep Wrangler Coolant Temperature Sensor Part Number: 5066779AA
$76.65 MSRP: $115.00
You Save: $38.35 (34%)
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Product Specifications
- Other Name: Sensor - Coolant Temperature; Engine Coolant Temperature Sensor; Temperature Sensor; Sensor Temperature Sending Unit; Sensor Coolant Temperature
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
Fits the following Vehicles:
- 2020-2023 Jeep Wrangler | Unlimited 80th Anniversary, Unlimited Freedom, Unlimited High Altitude, Unlimited Islander, Unlimited Rubicon, Unlimited Sahara, Unlimited Sahara Altitude, Unlimited Sport, Unlimited Sport Altitude, Unlimited Sport S, Unlimited Willys, Unlimited Willys Sport | 6 Cyl 3.0 L DIESEL
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Jeep Wrangler Coolant Temperature Sensor Part Number: 56027873
$90.13 MSRP: $125.00
You Save: $34.87 (28%)
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Product Specifications
- Other Name: Sensor - Coolant Temperature; Engine Coolant Temperature Sensor; Cooling Fan Temperature Switch; Temperature Sensor; Fan Switch; Temperature Coolant Sensor; Temperature Sending Unit; Sensor Coolant Temperature
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
Fits the following Vehicles:
- 1997-2006 Jeep Wrangler | 65th Anniversary Edition, Rubicon, SE, Sahara, Sport, Unlimited, Unlimited Rubicon, X | 4 Cyl 2.4 L GAS, 4 Cyl 2.5 L GAS, 6 Cyl 4.0 L GAS
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Jeep Wrangler Temperature Sending Unit Part Number: 56027012
$31.61 MSRP: $45.55
You Save: $13.94 (31%)
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Product Specifications
- Other Name: Sensor - Temperature Gauge; Engine Coolant Temperature Sender; Switch, Engine Temperature, W/Warning Lamp; Sending Unit, Coolant Temperature, W/Gauge, 1991.
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
Fits the following Vehicles:
- 1992-1995 Jeep Wrangler | Base, Islander, Renegade, Rio Grande, S, SE, Sahara | 4 Cyl 2.5 L GAS, 6 Cyl 4.0 L GAS
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Jeep Wrangler Coolant Temperature Sensor Part Number: 5149077AB
$47.04 MSRP: $67.90
You Save: $20.86 (31%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sensor - Fluid Temperature; Engine Coolant Temperature Sensor; Engine Oil Temperature Sensor; Temperature Sensor; Oil Pressure Sending Unit; Throttle Sensor; Oil Temperature Sending Unit.
- Replaces: 5149096AB
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
Fits the following Vehicles:
- 2021-2024 Jeep Wrangler
- 2008-2017 Jeep Wrangler | 3.8L V6
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Jeep Wrangler Coolant Temperature Sensor Part Number: 33004281
$42.24 MSRP: $62.00
You Save: $19.76 (32%)
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Product Specifications
- Other Name: Sensor - Coolant Temperature; Engine Coolant Temperature Sensor; Cooling Fan Temperature Switch; Fan Switch; Coolant Temperature Sensor; Engine Coolant Temperature; 1994-95.
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
Fits the following Vehicles:
- 1991-1995 Jeep Wrangler | Base, Islander, Renegade, Rio Grande, S, SE, Sahara | 4 Cyl 2.5 L GAS, 6 Cyl 4.0 L GAS
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Jeep Wrangler Fluid Temperature Sensor Part Number: 68164627AA
$29.25 MSRP: $43.55
You Save: $14.30 (33%)
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Product Specifications
- Other Name: Sensor-Fluid Temperature, Sensor; Temperature Sensor; Cylinder Head, Oil, and Coolant Temperature Sensors.
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
Fits the following Vehicles:
- 2012-2017 Jeep Wrangler | 75th Anniversary, Rubicon, Sahara, Sport, Sport S, Unlimited 75th Anniversary, Unlimited Rubicon, Unlimited Sahara, Unlimited Sport, Unlimited Sport S | 6 Cyl 3.6 L GAS
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Jeep Wrangler Coolant Temperature Sensor Part Number: 5269870AB
$63.79 MSRP: $86.70
You Save: $22.91 (27%)
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Product Specifications
- Other Name: Sensor - Coolant Temperature; Engine Coolant Temperature Sensor; Sender Unit, Coolant Temperature; Temperature Sensor; Temperature Coolant Sensor; Temperature Sending Unit; Sensor Coolant Temperature
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
Fits the following Vehicles:
- 2007 Jeep Wrangler | Rubicon, Sahara, Unlimited Rubicon, Unlimited Sahara, Unlimited X, X | 6 Cyl 3.8 L GAS
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Jeep Wrangler Coolant Temperature Sensor Part Number: 68270732AB
$23.15 MSRP: $34.00
You Save: $10.85 (32%)
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Product Specifications
- Other Name: Sensor - Fluid Temperature; Oil Temperature Sensor; Cylinder Head Temperature Sensor; Oil Temperature Sending Unit; Fluid Temperature Sensor.
- Replaces: 68270732AA
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
Fits the following Vehicles:
- 2018-2025 Jeep Wrangler | 80th Anniversary, Freedom, Islander, Rubicon, Rubicon X, Sport, Sport S, Unlimited 80th Anniversary, Unlimited Freedom, Unlimited High Altitude, Unlimited High Tide, Unlimited Islander, Unlimited Moab, Unlimited Rubicon, Unlimited Rubicon X, Unlimited Sahara, Unlimited Sahara Altitude, Unlimited Sport, Unlimited Sport Altitude, Unlimited Sport S, Unlimited Willys, Unlimited Willys Sport, Willys, Willys Sport | 6 Cyl 3.6 L GAS, 6 Cyl 3.6 L MILD HYBRID EV-GAS (MHEV)
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Jeep Wrangler Coolant Temperature Sensor Part Number: 68217702AD
$25.37 MSRP: $37.60
You Save: $12.23 (33%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Sensor - Fluid Temperature; Engine Coolant Temperature Sensor; Temperature Sensor
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
Fits the following Vehicles:
- 2018-2025 Jeep Wrangler | 80th Anniversary, Freedom, Islander, Rubicon, Rubicon X, Sport, Sport S, Unlimited 80th Anniversary, Unlimited Freedom, Unlimited High Altitude, Unlimited High Tide, Unlimited Islander, Unlimited Moab, Unlimited Rubicon, Unlimited Rubicon X, Unlimited Sahara, Unlimited Sahara Altitude, Unlimited Sport, Unlimited Sport Altitude, Unlimited Sport S, Unlimited Willys, Unlimited Willys Sport, Willys, Willys Sport | 6 Cyl 3.6 L GAS, 6 Cyl 3.6 L MILD HYBRID EV-GAS (MHEV)
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Jeep Wrangler Temperature Sensor Part Number: 68357601AA
$31.05 MSRP: $46.15
You Save: $15.10 (33%)
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Product Specifications
- Other Name: Sensor - EGR Temperature; Temperature Sending Unit; EGR Temperature Sensor; Sensor EGR Temperature
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
Fits the following Vehicles:
- 2018-2025 Jeep Wrangler | 80th Anniversary, Freedom, Islander, Rubicon, Rubicon X, Sport, Sport S, Unlimited 80th Anniversary, Unlimited Freedom, Unlimited High Altitude, Unlimited High Altitude 4xe, Unlimited Islander, Unlimited Rubicon, Unlimited Rubicon 4xe, Unlimited Rubicon X, Unlimited Rubicon X 4xe, Unlimited Sahara, Unlimited Sahara 4xe, Unlimited Sahara Altitude, Unlimited Sport, Unlimited Sport Altitude, Unlimited Sport S, Unlimited Sport S 4xe, Unlimited Willys, Unlimited Willys 4xe, Unlimited Willys Sport, Willys, Willys Sport | 4 Cyl 2.0 L GAS, 4 Cyl 2.0 L MILD HYBRID EV-GAS (MHEV), 4 Cyl 2.0 L PLUG-IN HYBRID EV-GAS (PHEV)
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Jeep Wrangler Coolant Temperature Sensor Part Number: 68224451AA
$102.08 MSRP: $155.00
You Save: $52.92 (35%)
ADD TO CART
Product Specifications
- Other Name: Sensor - Fluid Temperature; Temperature Sensor; Cylinder Head Temperature Sensor; Temperature Sending Unit; Sensor Fluid Temperature
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
Fits the following Vehicles:
- 2018-2025 Jeep Wrangler | 80th Anniversary, Freedom, Islander, Rubicon, Rubicon X, Sport, Sport S, Unlimited 80th Anniversary, Unlimited Freedom, Unlimited High Altitude, Unlimited High Altitude 4xe, Unlimited Islander, Unlimited Rubicon, Unlimited Rubicon 4xe, Unlimited Rubicon X, Unlimited Rubicon X 4xe, Unlimited Sahara, Unlimited Sahara 4xe, Unlimited Sahara Altitude, Unlimited Sport, Unlimited Sport Altitude, Unlimited Sport S, Unlimited Sport S 4xe, Unlimited Willys, Unlimited Willys 4xe, Unlimited Willys Sport, Willys, Willys Sport | 4 Cyl 2.0 L GAS, 4 Cyl 2.0 L MILD HYBRID EV-GAS (MHEV), 4 Cyl 2.0 L PLUG-IN HYBRID EV-GAS (PHEV)

Jeep Wrangler Coolant Temperature Sensor

Choose OEM Coolant Temperature Sensor that meet Jeep factory standards. Jeep designs and tests every component for precision and durability. Each Coolant Temperature Sensor follows strict manufacturing steps to lock in quality and fit. If your Jeep Wrangler matters to you, OEM parts make the smart choice. You'll get the exact look, feel, and performance you expect. Shop genuine Wrangler parts at the highly competitive prices online. Enjoy a manufacturer's warranty, a hassle-free return policy, and rapid delivery. No more guesswork with off brands. Get genuine parts with exact fit and true factory performance. Shop with confidence today at JeepPartsDeal.com.

One of the Jeep Wrangler car part that is so important is the Coolant Temperature Sensor that has a function of controlling the temperature of the coolant of the car engine. This one is used in measuring the temperature of the coolant in order to ensure that the engine does not over heat and hence the efficiency is kept high. Jeep Wrangler models over the years have incorporated various types of Coolant Temperature Sensors which mainly aims at the measurement of the temperature of the coolant and reporting this to the engine control unit for adequate control. These parts are critical to the general operation and durability of Jeep Wrangler automobiles.

Jeep Wrangler Coolant Temperature Sensor Parts and Q&A

Coolant Temperature Sensor
5149077AB
Q: How to Install a Coolant Temperature Sensor for a 3.8L Engine on Jeep Wrangler?
A:
Make sure to apply sealant on the ECT sensor threads, paying attention that replacement sensors already have this done for you. After that, mount the ECT sensor into the valves and tighten it with a torque of 11 Nm (8 ft. lbs.). Afterward, join the electrical connector to the system. Replace the water or chemical fluid in the cooling system as necessary. After all other steps are done, put in the air cleaner housing as directed in the official information.
Coolant Temperature Sensor
56027873
Q: How to Safely Service a Coolant Temperature Sensor in the Thermostat Housing on Jeep Wrangler?
A:
Due to the high pressure and heat of liquids in the thermostat housing, it is important to drain the cooling system partially, before handling the sensor. Take the wire connector off the coolant temperature sensor and carefully take out the sensor from the thermostat housing. If sealant is not already added to the threads, apply some, insert the sensor into the housing and tighten it to 11 N.m (8 ft. lbs.). Next, join the wire conduction and add coolant into the cooling system.