How Can I Test the Coolant Temperature Indicator System and Coolant Temperature Sensor?

The coolant temperature indicator system consists of a light or temperature gauge on the instrument panel and a coolant temperature-sending unit on the engine. Testing the circuit by grounding the wire to the sending unit can help determine the issue. If the sending unit needs to be replaced, it can be unscrewed from the engine and the replacement can be installed using sealant on the threads.

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22 Coolant Temperature Sensors found

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Jeep Wrangler Sensor-COOLANT Temperature
Part Number: 5269870AB
- Other Name: Sensor Coolant Temperature
$54.61 MSRP: $80.35
You Save: $25.74 (33%)

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Fits the following Vehicles:
2007 Jeep Wrangler | Rubicon, Sahara, Unlimited Rubicon, Unlimited Sahara 2WD, Unlimited Sahara 4WD, Unlimited X 2WD, Unlimited X 4WD, X, X RHD | 6 Cyl 3.8L
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Jeep Wrangler Sensor-Fluid Temperature
Part Number: 68164627AA
- Other Name: Sensor Fluid Temperature
$39.31 MSRP: $58.70
You Save: $19.39 (34%)

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Fits the following Vehicles:
2014-2018 Jeep Wrangler | Rubicon, Rubicon 4WD, Sahara, Sahara 4WD, Sport, Sport 4WD, Unlimited Rubicon, Unlimited Rubicon 4WD, Unlimited Sahara 4WD, Unlimited Sport 4WD | 6 Cyl 3.6L
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Jeep Wrangler Sensor-COOLANT Temperature
Part Number: 56027873
- Other Name: Sensor Coolant Temperature
$67.30 MSRP: $101.00
You Save: $33.70 (34%)

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Fits the following Vehicles:
1997-2006 Jeep Wrangler | Rubicon, Sahara, SE, Sport, Unlimited, Unlimited Rubicon, X | 4 Cyl 2.4L, 4 Cyl 2.5L, 6 Cyl 4.0L
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Jeep Wrangler Sensor-COOLANT Temperature
Part Number: 56004815
- Other Name: Sensor Coolant Temperature
$34.05 MSRP: $50.20
You Save: $16.15 (33%)

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Fits the following Vehicles:
1994-1995 Jeep Wrangler | Sport Utility 4WD | 4 Cyl 2.5L, 6 Cyl 4.0L
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Jeep Wrangler Sensor-COOLANT Temperature
Part Number: 33004281
- Other Name: Coolant Temp. (Use Insul. 4414901)
$38.99 MSRP: $57.40
You Save: $18.41 (33%)

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Fits the following Vehicles:
1997 Jeep Wrangler | SE | 4 Cyl 2.5L, 6 Cyl 4.0L
1991-1995 Jeep Wrangler | Sport Utility 4WD | 4 Cyl 2.5L, 6 Cyl 4.0L
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Jeep Wrangler Sensor-Fluid Temperature
Part Number: 68217702AC
- Other Name: Sensor Fluid Temperature
$19.18 MSRP: $28.35
You Save: $9.17 (33%)

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Fits the following Vehicles:
2018-2021 Jeep Wrangler | Rubicon 4WD, Sport 4WD, Unlimited Rubicon 4WD, Unlimited Sahara 4WD, Unlimited Sport 4WD | 6 Cyl 3.6L
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Jeep Wrangler Sensor-Temperature Gauge
Part Number: 56027012
- Other Name: Sending Unit, Temperature Gauge; Temperature Sending Unit
$28.66 MSRP: $42.15
You Save: $13.49 (33%)

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Fits the following Vehicles:
1991-1995 Jeep Wrangler | Sport Utility 4WD | 4 Cyl 2.5L, 6 Cyl 4.0L
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Jeep Wrangler Sensor-COOLANT Temperature
Part Number: 5066779AA
- Other Name: Sensor Coolant Temperature; Coolant Temperature Sensor, Temperature Sensor
$64.54 MSRP: $96.45
You Save: $31.91 (34%)

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Fits the following Vehicles:
2020-2021 Jeep Wrangler | Rubicon 4WD, Sport 4WD, Unlimited Rubicon 4WD, Unlimited Sahara 4WD, Unlimited Sport 4WD | 6 Cyl 3.0L Diesel
2011-2018 Jeep Wrangler
2007 Jeep Wrangler
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Jeep Wrangler Sensor-Fluid Temperature
Part Number: 68270732AB
- Other Name: Sensor Fluid Temperature
- Replaces: 68270732AA
$15.21 MSRP: $22.55
You Save: $7.34 (33%)

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Fits the following Vehicles:
2018-2021 Jeep Wrangler | Rubicon 4WD, Sport 4WD, Unlimited Rubicon 4WD, Unlimited Sahara 4WD, Unlimited Sport 4WD | 6 Cyl 3.6L
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Jeep Wrangler Sensor-COOLANT Temperature
Part Number: 5033313AA
- Other Name: Sensor Coolant Temperature
$25.66 MSRP: $37.90
You Save: $12.24 (33%)

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Fits the following Vehicles:
2018-2021 Jeep Wrangler | Rubicon 4WD, Sport 4WD, Unlimited Rubicon 4WD, Unlimited Sahara 4WD, Unlimited Sport 4WD, Unlimited Sport RHD 4WD | 4 Cyl 2.0L
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Jeep Wrangler Sensor-Fluid Temperature
Part Number: 5149077AB
- Other Name: Sensor Fluid Temperature
- Replaces: 5149096AB
$42.23 MSRP: $62.15
You Save: $19.92 (33%)

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Fits the following Vehicles:
2008-2018 Jeep Wrangler | 70th Anniversary, Rubicon, Rubicon 4WD, Sahara, Sahara 4WD, Sport, Sport 4WD, Unlimited Rubicon, Unlimited Rubicon 4WD, Unlimited Sahara 2WD, Unlimited Sahara 4WD, Unlimited Sport 2WD, Unlimited Sport 4WD, Unlimited X 2WD, Unlimited X 4WD, Unlimited X RHD 4WD, X, X RHD | 6 Cyl 3.6L, 6 Cyl 3.8L
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Jeep Wrangler COOLANT Temperature
Part Number: 5149096AB
- Other Name: Sensor Coolant Temperature
- Replaced by: 5149077AB
$42.97 MSRP: $62.15
You Save: $19.18 (31%)

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Fits the following Vehicles:
2008-2011 Jeep Wrangler | 70th Anniversary, Rubicon, Sahara, Sport, Unlimited Rubicon, Unlimited Sahara 2WD, Unlimited Sahara 4WD, Unlimited Sport 2WD, Unlimited Sport 4WD, Unlimited X 2WD, Unlimited X 4WD, Unlimited X RHD 4WD, X, X RHD | 6 Cyl 3.8L
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Jeep Wrangler Sensor-Fluid Temperature
Part Number: 68224451AA
$94.97 MSRP: $142.00
You Save: $47.03 (34%)

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Fits the following Vehicles:
2018-2021 Jeep Wrangler | Rubicon 4WD, Sport 4WD, Unlimited Rubicon 4WD, Unlimited Sahara 4WD, Unlimited Sport 4WD, Unlimited Sport RHD 4WD | 4 Cyl 2.0L
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Jeep Wrangler Sensor-Temperature
Part Number: 68276203AA
- Other Name: Sensor Temperature
$16.97 MSRP: $25.10
You Save: $8.13 (33%)

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Fits the following Vehicles:
2011-2018 Jeep Wrangler
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Jeep Wrangler Sensor-COOLANT Temperature
Part Number: 68304710AA
$32.29 MSRP: $47.60
You Save: $15.31 (33%)

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Fits the following Vehicles:
2020-2021 Jeep Wrangler | Rubicon 4WD, Sport 4WD, Unlimited Rubicon 4WD, Unlimited Sahara 4WD, Unlimited Sport 4WD
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Jeep Wrangler Sensor-EGR Temperature
Part Number: 68357601AA
- Other Name: Temperature Sending Unit
$29.00 MSRP: $42.65
You Save: $13.65 (33%)

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Fits the following Vehicles:
2018-2021 Jeep Wrangler | Rubicon 4WD, Sport 4WD, Unlimited Rubicon 4WD, Unlimited Sahara 4WD, Unlimited Sport 4WD, Unlimited Sport RHD 4WD | 4 Cyl 2.0L
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Jeep Wrangler COOLANT Temperature
Part Number: 68462452AA
- Replaced by: 68599167AA
$54.32 MSRP: $91.95
You Save: $37.63 (41%)

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Fits the following Vehicles:
2021 Jeep Wrangler | Rubicon 4WD, Sport 4WD, Unlimited Rubicon 4WD, Unlimited Sahara 4WD, Unlimited Sport 4WD
2018-2019 Jeep Wrangler | Rubicon 4WD, Sport 4WD, Unlimited Rubicon 4WD, Unlimited Sahara 4WD, Unlimited Sport 4WD
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Jeep Wrangler Sensor-Temperature
Part Number: 68306843AA
$58.39 MSRP: $84.25
You Save: $25.86 (31%)

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Fits the following Vehicles:
2016-2018 Jeep Wrangler
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Jeep Wrangler Sensor-Temperature
Part Number: 68275125AA
$34.30 MSRP: $49.60
You Save: $15.30 (31%)

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Fits the following Vehicles:
2020-2021 Jeep Wrangler | Rubicon 4WD, Sport 4WD, Unlimited Rubicon 4WD, Unlimited Sahara 4WD, Unlimited Sport 4WD
2018 Jeep Wrangler | Rubicon 4WD, Sport 4WD, Unlimited Rubicon 4WD, Unlimited Sahara 4WD, Unlimited Sport 4WD
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Jeep Wrangler Sensor-Temp COOLANT Temp
Part Number: 33002383
- Other Name: Sensor, Coolant Temperature
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Fits the following Vehicles:
1987-1990 Jeep Wrangler | 4 Cyl 2.5L
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Jeep Wrangler Coolant Temperature Sensor Parts Questions & Answers

Sensor-Temp COOLANT Temp
33002383
Q: How Can I Test the Coolant Temperature Indicator System and Coolant Temperature Sensor?
A: The coolant temperature indicator system consists of a light or temperature gauge on the instrument panel and a coolant temperature-sending unit on the engine. Testing the circuit by grounding the wire to the sending unit can help determine the issue. If the sending unit needs to be replaced, it can be unscrewed from the engine and the replacement can be installed using sealant on the threads.

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