Delphi TS10278 rear coolant temperature sensor for the 2002-2020 Audi A4 and other vehicles measures coolant temperature for the engine computer. The Delphi coolant temperature sensor, also called an engine coolant temperature sensor, comes as one sensor per listing.
- Accurate temperature readings and optimal performance
- One-piece design and automated production remove internal connectors and failure points
- Electrical insulation on each sensor blocks interference from other components in the vehicle
- Impervious to electrical noise and interference
Quick facts
- Part: Delphi TS10278 coolant temperature sensor
- Also called: engine coolant temperature sensor
- Fits: 2002-2020 Audi A4 and other vehicles
- Position: Rear
- Condition: New
A temperature gauge that reads oddly, a cooling fan that comes on at strange times or a check engine light can mean the sensor is worn. The thermostat or the wiring connector can sit behind the same signs, so find the cause before you replace anything.
Fits
This rear coolant temperature sensor is a replacement for the 2002-2020 Audi A4, the 2005-2021 Volkswagen Jetta and the 2006-2013 Audi A3 4-cylinder 2.0L, plus other vehicles. Its material selection, thickness and type are built from OE specifications. Open the "Vehicles it fits" section to check your exact model and engine. The 2005-2021 Volkswagen Jetta takes one.
Specifications
Fit and size
- Position: Rear
- Quantity per vehicle: varies by vehicle
- Sold as: one sensor per listing
Build and materials
- Design: one-piece
- Electrical insulation: each sensor is insulated
- Condition: New
In the box
One coolant temperature sensor.
Interchange: 05C 919 501 · 06A 919 501 A · 158-0784 · 955 106 125 00 · 955 106 125 01 · TS-608 · 211-1056
236629 · WT7257 · TS7256 · 5S1608 · SU6453
This part cross-references / interchanges with the following part numbers:
05C 919 501, 06A 919 501 A, 236629, WT7257, 158-0784, TS7256, 955 106 125 00, 955 106 125 01, TS-608, 211-1056, 5S1608, SU6453
Frequently Asked Questions
Will this VW Jetta coolant temperature sensor fit a 2005-2021 Volkswagen Jetta?
Yes. Delphi TS10278 is listed for the 2005-2021 Volkswagen Jetta, and the Jetta takes one sensor. Open the "Vehicles it fits" section to match your engine.
Is this an Audi A4 coolant temperature sensor replacement for a 2002-2020 Audi A4?
Yes. Delphi TS10278 rear coolant temperature sensor is listed for the 2002-2020 Audi A4, and the A4 takes one.
Does the Delphi TS10278 rear coolant temperature sensor come with a connector or seal?
The package holds the sensor only. No connector or seal is listed with it.
Is the Delphi TS10278 protected from electrical noise?
Yes. Each sensor is electrically insulated against interference from other components in the vehicle and is impervious to electrical noise.
How do I know if my coolant temperature sensor is failing?
A temperature warning light or a gauge stuck in one spot can be signs. Testing the sensor needs the engine running, so a shop can do that test.
