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Walker 211-2104 Engine Coolant Temperature Sensor - Radiator
| Brand | Walker 211-2104 |
|---|---|
| Position | Radiator |
| Terminal Type | Blade |
| Connector Shape | Oblong |
| Terminal Quantity | 2 |
| Connector Gender | Female |
| Wiring Harness Included | No |
| Product line | Sensor Only |
| Fits | BMW and Mini · 164 vehicles |
OE-style output. Matches resistance, thermal response, and signal output targets for factory integration.
Direct-fit design. Installs without modifications when connector and terminal layout match the original.
Heat-resistant build. Made to handle coolant exposure, vibration, and wide temperature swings.
Cross-references Standard Ignition TX332, 13628650714 and WT5092 for the same application. See all 3.
Engine Coolant Temperature Sensor Overview
Walker Products 211-2104 is an engine coolant temperature sensor for BMW and Mini applications that rely on accurate coolant temperature data for ECM control. It provides the signal used for fuel delivery, ignition timing, cold start enrichment, and fan operation.
Built to OE resistance, thermal response, and signal output targets, this sensor is a direct-fit replacement for radiator and coolant hose locations listed in the fitment data. The oblong female connector and 2-blade terminal layout support factory-style electrical connection.
Key Features
- Direct-fit coolant temperature sensor for factory-style replacement
- OE-matched resistance values, thermal response, and signal output
- Heat-resistant construction for exposure to coolant, vibration, and temperature swings
- Oblong female connector with 2 blade terminals
- Walker Products 211-2104 for BMW and Mini cooling system service
Detailed Description
Walker Products 211-2104 is an engine coolant temperature sensor engineered to report real-time coolant temperature to the ECM. That input helps the control module manage fuel injection, ignition timing, cold start enrichment, fan operation, emissions, and fuel economy. For BMW 330i, BMW X3, and Mini Cooper applications listed here, accurate sensor output is critical when diagnosing temperature-related drivability concerns or a check engine light.
The Sensor Only product line focuses on the sensing element itself, making it a practical choice when the connector and terminal layout match the original design. This part cross-references Standard Ignition TX332 and OE-style reference 13628650714 for the same application.
What It Helps Solve
- Incorrect coolant temperature readings
- Hard cold starts and poor warm-up control
- Cooling fan operation issues
- Fuel mixture and ignition timing faults
- Temperature-related check engine light concerns
Installation Notes
Fits 2021-2023 BMW 228i Gran Coupe, radiator. Fits 2022-2023 BMW 228i xDrive Gran Coupe, radiator. Fits 2022-2023 BMW 330i, radiator. Fits 2022-2023 BMW 330i xDrive, radiator. Fits 2022-2023 BMW 430i, radiator. Fits 2022-2023 BMW 430i Gran Coupe, radiator. Fits 2021-2023 BMW 430i xDrive, radiator. Fits 2023 BMW 430i xDrive Gran Coupe, radiator. Fits 2022-2023 BMW 530e, radiator. Fits 2022-2023 BMW 530e xDrive, radiator. Fits 2022-2023 BMW 530i, radiator. Fits 2022-2023 BMW 530i xDrive, radiator. Fits 2022-2023 BMW 540i, radiator. Fits 2022-2023 BMW 540i xDrive, radiator. Fits 2022-2023 BMW 840i, radiator. Fits 2022-2023 BMW 840i Gran Coupe, radiator. Fits 2022-2023 BMW 840i xDrive, radiator. Fits 2022-2023 BMW 840i xDrive Gran Coupe, radiator. Fits 2022-2023 BMW Alpina B8 Gran Coupe, radiator. Fits 2023 BMW M2, engine coolant hose. Fits 2022-2023 BMW M235i xDrive Gran Coupe, radiator. Fits 2022-2023 BMW M3, engine coolant hose. Fits 2022-2023 BMW M4, engine coolant hose. Fits 2022-2023 BMW M5, radiator. Fits 2022-2023 BMW M550i xDrive, radiator. Fits 2022-2023 BMW M8, radiator. Fits 2022-2023 BMW M8 Gran Coupe, radiator. Fits 2022-2023 BMW M850i xDrive, radiator. Fits 2022-2023 BMW M850i xDrive Gran Coupe, radiator. Fits 2022-2023 BMW X2, radiator. Fits 2023 BMW X3, radiator. Fits 2023 BMW X4, radiator. Fits 2022-2023 BMW X5, radiator. Fits 2022-2023 BMW X6, radiator. Fits 2022-2023 BMW Z4, radiator. Fits 2022-2023 Mini Cooper, radiator. Fits 2022-2023 Mini Cooper Clubman, radiator. Fits 2022-2023 Mini Cooper Countryman, radiator.
Verify connector shape, terminal count, and sensor location before installation. The wiring harness is not included.
Quality Assurance
Walker Products engineers this sensor to match OE specifications for resistance, thermal response, and signal output for reliable factory-system integration.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2023 | BMW | 228i Gran Coupe | 2.0L | L4 | Radiator | Sensor Only |
| 2023 | BMW | 228i xDrive Gran Coupe | 2.0L | L4 | Radiator | Sensor Only |
| 2023 | BMW | 330i | 2.0L | L4 | Radiator | Sensor Only |
| 2023 | BMW | 330i xDrive | 2.0L | L4 | Radiator | Sensor Only |
| 2023 | BMW | 430i | 2.0L | L4 | Radiator | Sensor Only |
| 2023 | BMW | 430i Gran Coupe | 2.0L | L4 | Radiator | Sensor Only |
| 2023 | BMW | 430i xDrive | 2.0L | L4 | Radiator | Sensor Only |
| 2023 | BMW | 430i xDrive Gran Coupe | 2.0L | L4 | Radiator | Sensor Only |
| 2023 | BMW | 530e | 2.0L | L4 | Radiator | Sensor Only |
| 2023 | BMW | 530e xDrive | 2.0L | L4 | Radiator | Sensor Only |
| 2023 | BMW | 530i | 2.0L | L4 | Radiator | Sensor Only |
| 2023 | BMW | 530i xDrive | 2.0L | L4 | Radiator | Sensor Only |
| 2023 | BMW | 540i | 3.0L | L6 | Radiator | Sensor Only |
| 2023 | BMW | 540i xDrive | 3.0L | L6 | Radiator | Sensor Only |
| 2023 | BMW | 840i | 3.0L | L6 | Radiator | Sensor Only |
| 2023 | BMW | 840i Gran Coupe | 3.0L | L6 | Radiator | Sensor Only |
| 2023 | BMW | 840i xDrive | 3.0L | L6 | Radiator | Sensor Only |
| 2023 | BMW | 840i xDrive Gran Coupe | 3.0L | L6 | Radiator | Sensor Only |
| 2023 | BMW | Alpina B8 Gran Coupe | 4.4L | V8 | Radiator | Sensor Only |
| 2023 | BMW | M2 | 3.0L | L6 | N/A | Location-Engine Coolant Hose; Sensor Only |
| 2023 | BMW | M235i xDrive Gran Coupe | 2.0L | L4 | Radiator | Sensor Only |
| 2023 | BMW | M3 | 3.0L | L6 | N/A | Location-Engine Coolant Hose; Sensor Only |
| 2023 | BMW | M4 | 3.0L | L6 | N/A | Location-Engine Coolant Hose; Sensor Only |
| 2023 | BMW | M5 | 4.4L | V8 | Radiator | Sensor Only |
| 2023 | BMW | M550i xDrive | 4.4L | V8 | Radiator | Sensor Only |
| 2023 | BMW | M8 | 4.4L | V8 | Radiator | Sensor Only |
| 2023 | BMW | M8 Gran Coupe | 4.4L | V8 | Radiator | Sensor Only |
| 2023 | BMW | M850i xDrive | 4.4L | V8 | Radiator | Sensor Only |
| 2023 | BMW | M850i xDrive Gran Coupe | 4.4L | V8 | Radiator | Sensor Only |
| 2023 | BMW | X2 | 2.0L | L4 | Radiator | Sensor Only |
| 2023 | BMW | X3 | 3.0L | L6 | Radiator | Sensor Only |
| 2023 | BMW | X4 | 3.0L | L6 | Radiator | Sensor Only |
| 2023 | BMW | X5 | 4.4L | V8 | Radiator | Sensor Only |
| 2023 | BMW | X6 | 4.4L | V8 | Radiator | Sensor Only |
| 2023 | BMW | Z4 | 3.0L | L6 | Radiator | Sensor Only |
| 2023 | Mini | Cooper | 2.0L | L4 | Radiator | Sensor Only |
| 2023 | Mini | Cooper Clubman | 2.0L | L4 | Radiator | Sensor Only |
| 2023 | Mini | Cooper Countryman | 2.0L | L4 | Radiator | Sensor Only |
| 2022 | BMW | 228i Gran Coupe | 2.0L | L4 | Radiator | Sensor Only |
| 2022 | BMW | 228i xDrive Gran Coupe | 2.0L | L4 | Radiator | Sensor Only |
| 2022 | BMW | 330e | 2.0L | L4 | Radiator | Sensor Only |
| 2022 | BMW | 330e xDrive | 2.0L | L4 | Radiator | Sensor Only |
| 2022 | BMW | 330i | 2.0L | L4 | Radiator | Sensor Only |
| 2022 | BMW | 330i xDrive | 2.0L | L4 | Radiator | Sensor Only |
| 2022 | BMW | 430i | 2.0L | L4 | Radiator | Sensor Only |
| 2022 | BMW | 430i Gran Coupe | 2.0L | L4 | Radiator | Sensor Only |
| 2022 | BMW | 430i xDrive | 2.0L | L4 | Radiator | Sensor Only |
| 2022 | BMW | 530e | 2.0L | L4 | Radiator | Sensor Only |
| 2022 | BMW | 530e xDrive | 2.0L | L4 | Radiator | Sensor Only |
| 2022 | BMW | 530i | 2.0L | L4 | Radiator | Sensor Only |
| 2022 | BMW | 530i xDrive | 2.0L | L4 | Radiator | Sensor Only |
| 2022 | BMW | 540i | 3.0L | L6 | Radiator | Sensor Only |
| 2022 | BMW | 540i xDrive | 3.0L | L6 | Radiator | Sensor Only |
| 2022 | BMW | 740i | 3.0L | L6 | Radiator | Sensor Only |
| 2022 | BMW | 740i xDrive | 3.0L | L6 | Radiator | Sensor Only |
| 2022 | BMW | 745e xDrive | 3.0L | L6 | Radiator | Sensor Only |
| 2022 | BMW | 750i xDrive | 4.4L | V8 | Radiator | Sensor Only |
| 2022 | BMW | 840i | 3.0L | L6 | Radiator | Sensor Only |
| 2022 | BMW | 840i Gran Coupe | 3.0L | L6 | Radiator | Sensor Only |
| 2022 | BMW | 840i xDrive | 3.0L | L6 | Radiator | Sensor Only |
| 2022 | BMW | 840i xDrive Gran Coupe | 3.0L | L6 | Radiator | Sensor Only |
| 2022 | BMW | Alpina B8 Gran Coupe | 4.4L | V8 | Radiator | Sensor Only |
| 2022 | BMW | Alpina XB7 | 4.4L | V8 | Radiator | Sensor Only |
| 2022 | BMW | M235i xDrive Gran Coupe | 2.0L | L4 | Radiator | Sensor Only |
| 2022 | BMW | M3 | 3.0L | L6 | N/A | Location-Engine Coolant Hose; Sensor Only |
| 2022 | BMW | M4 | 3.0L | L6 | N/A | Location-Engine Coolant Hose; Sensor Only |
| 2022 | BMW | M5 | 4.4L | V8 | Radiator | Sensor Only |
| 2022 | BMW | M550i xDrive | 4.4L | V8 | Radiator | Sensor Only |
| 2022 | BMW | M760i xDrive | 6.6L | V12 | Radiator | Sensor Only |
| 2022 | BMW | M8 | 4.4L | V8 | Radiator | Sensor Only |
| 2022 | BMW | M8 Gran Coupe | 4.4L | V8 | Radiator | Sensor Only |
| 2022 | BMW | M850i xDrive | 4.4L | V8 | Radiator | Sensor Only |
| 2022 | BMW | M850i xDrive Gran Coupe | 4.4L | V8 | Radiator | Sensor Only |
| 2022 | BMW | X1 | 2.0L | L4 | Radiator | Sensor Only |
| 2022 | BMW | X2 | 2.0L | L4 | Radiator | Sensor Only |
| 2022 | BMW | X3 | 3.0L | L6 | N/A | Location-Engine Coolant Hose; Sensor Only |
| 2022 | BMW | X4 | 3.0L | L6 | N/A | Location-Engine Coolant Hose; Sensor Only |
| 2022 | BMW | X5 | 4.4L | V8 | Radiator | Sensor Only |
| 2022 | BMW | X6 | 4.4L | V8 | Radiator | Sensor Only |
| 2022 | BMW | X7 | 4.4L | V8 | Radiator | Sensor Only |
| 2022 | BMW | Z4 | 3.0L | L6 | Radiator | Sensor Only |
| 2022 | Mini | Cooper | 2.0L | L4 | Radiator | Sensor Only |
| 2022 | Mini | Cooper Clubman | 2.0L | L4 | Radiator | Sensor Only |
| 2022 | Mini | Cooper Countryman | 2.0L | L4 | Radiator | Sensor Only |
| 2021 | BMW | 228i Gran Coupe | 2.0L | L4 | Radiator | Sensor Only |
| 2021 | BMW | 228i xDrive Gran Coupe | 2.0L | L4 | N/A | Location-Radiator; Sensor Only |
| 2021 | BMW | 330e | 2.0L | L4 | N/A | Location-Radiator; Sensor Only |
| 2021 | BMW | 330e xDrive | 2.0L | L4 | N/A | Location-Radiator; Sensor Only |
| 2021 | BMW | 330i | 2.0L | L4 | N/A | Location-Radiator; Sensor Only |
| 2021 | BMW | 330i xDrive | 2.0L | L4 | N/A | Location-Radiator; Sensor Only |
| 2021 | BMW | 430i | 2.0L | L4 | N/A | Location-Radiator; Sensor Only |
| 2021 | BMW | 430i xDrive | 2.0L | L4 | Radiator | Sensor Only |
| 2021 | BMW | 530e | 2.0L | L4 | N/A | Location-Radiator; Sensor Only |
| 2021 | BMW | 530e xDrive | 2.0L | L4 | N/A | Location-Radiator; Sensor Only |
| 2021 | BMW | 530i | 2.0L | L4 | N/A | Location-Radiator; Sensor Only |
| 2021 | BMW | 530i xDrive | 2.0L | L4 | N/A | Location-Radiator; Sensor Only |
| 2021 | BMW | 540i | 3.0L | L6 | N/A | Location-Radiator; Sensor Only |
| 2021 | BMW | 540i xDrive | 3.0L | L6 | N/A | Location-Radiator; Sensor Only |
| 2021 | BMW | 740i | 3.0L | L6 | N/A | Location-Radiator; Sensor Only |
| 2021 | BMW | 740i xDrive | 3.0L | L6 | N/A | Location-Radiator; Sensor Only |
| 2021 | BMW | 745e xDrive | 3.0L | L6 | N/A | Location-Radiator; Sensor Only |
| 2021 | BMW | 750i xDrive | 4.4L | V8 | N/A | Location-Radiator; Sensor Only |
| 2021 | BMW | 840i | 3.0L | L6 | N/A | Location-Radiator; Sensor Only |
| 2021 | BMW | 840i Gran Coupe | 3.0L | L6 | N/A | Location-Radiator; Sensor Only |
| 2021 | BMW | 840i xDrive | 3.0L | L6 | N/A | Location-Radiator; Sensor Only |
| 2021 | BMW | 840i xDrive Gran Coupe | 3.0L | L6 | N/A | Location-Radiator; Sensor Only |
| 2021 | BMW | Alpina XB7 | 4.4L | V8 | N/A | Location-Radiator; Sensor Only |
| 2021 | BMW | M235i xDrive Gran Coupe | 2.0L | L4 | N/A | Location-Radiator; Sensor Only |
| 2021 | BMW | M340i | 3.0L | L6 | N/A | Location-Radiator; Sensor Only |
| 2021 | BMW | M340i xDrive | 3.0L | L6 | N/A | Location-Radiator; Sensor Only |
| 2021 | BMW | M440i | 3.0L | L6 | N/A | Location-Radiator; Sensor Only |
| 2021 | BMW | M440i xDrive | 3.0L | L6 | N/A | Location-Radiator; Sensor Only |
| 2021 | BMW | M5 | 4.4L | V8 | N/A | Location-Radiator; Sensor Only |
| 2021 | BMW | M550i xDrive | 4.4L | V8 | N/A | Location-Radiator; Sensor Only |
| 2021 | BMW | M760i xDrive | 6.6L | V12 | N/A | Location-Radiator; Sensor Only |
| 2021 | BMW | M8 Gran Coupe | 4.4L | V8 | N/A | Location-Radiator; Sensor Only |
| 2021 | BMW | M850i xDrive | 4.4L | V8 | N/A | Location-Radiator; Sensor Only |
| 2021 | BMW | M850i xDrive Gran Coupe | 4.4L | V8 | N/A | Location-Radiator; Sensor Only |
| 2021 | BMW | X1 | 2.0L | L4 | N/A | Location-Radiator; Sensor Only |
| 2021 | BMW | X2 | 2.0L | L4 | N/A | Location-Radiator; Sensor Only |
| 2021 | BMW | X3 | 3.0L | L6 | N/A | Location-Radiator; Sensor Only |
| 2021 | BMW | X4 | 3.0L | L6 | N/A | Location-Radiator; Sensor Only |
| 2021 | BMW | X5 | 4.4L | V8 | N/A | Location-Radiator; Sensor Only |
| 2021 | BMW | X6 | 4.4L | V8 | N/A | Location-Radiator; Sensor Only |
| 2021 | BMW | X7 | 4.4L | V8 | N/A | Location-Radiator; Sensor Only |
| 2021 | BMW | Z4 | 3.0L | L6 | N/A | Location-Radiator; Sensor Only |
| 2021 | Mini | Cooper Clubman | 2.0L | L4 | N/A | Location-Radiator; Sensor Only |
| 2021 | Mini | Cooper Countryman | 2.0L | L4 | N/A | Location-Radiator; Sensor Only |
| 2020 | BMW | 228i xDrive Gran Coupe | 2.0L | L4 | N/A | Location-Radiator; Sensor Only |
| 2020 | BMW | 330i | 2.0L | L4 | N/A | Location-Radiator; Sensor Only |
| 2020 | BMW | 330i xDrive | 2.0L | L4 | N/A | Location-Radiator; Sensor Only |
| 2020 | BMW | 745e xDrive | 3.0L | L6 | N/A | Location-Radiator; Sensor Only |
| 2020 | BMW | 750i xDrive | 4.4L | V8 | N/A | Location-Radiator; Sensor Only |
| 2020 | BMW | 840i | 3.0L | L6 | N/A | Location-Radiator; Sensor Only |
| 2020 | BMW | 840i Gran Coupe | 3.0L | L6 | N/A | Location-Radiator; Sensor Only |
| 2020 | BMW | 840i xDrive | 3.0L | L6 | N/A | Location-Radiator; Sensor Only |
| 2020 | BMW | 840i xDrive Gran Coupe | 3.0L | L6 | N/A | Location-Radiator; Sensor Only |
| 2020 | BMW | M235i xDrive Gran Coupe | 2.0L | L4 | N/A | Location-Radiator; Sensor Only |
| 2020 | BMW | M340i | 3.0L | L6 | N/A | Location-Radiator; Sensor Only |
| 2020 | BMW | M340i xDrive | 3.0L | L6 | N/A | Location-Radiator; Sensor Only |
| 2020 | BMW | M5 | 4.4L | V8 | N/A | Location-Radiator; Sensor Only |
| 2020 | BMW | M550i xDrive | 4.4L | V8 | N/A | Location-Radiator; Sensor Only |
| 2020 | BMW | M8 Gran Coupe | 4.4L | V8 | N/A | Location-Radiator; Sensor Only |
| 2020 | BMW | M850i xDrive | 4.4L | V8 | N/A | Location-Radiator; Sensor Only |
| 2020 | BMW | M850i xDrive Gran Coupe | 4.4L | V8 | N/A | Location-Radiator; Sensor Only |
| 2020 | BMW | X1 | 2.0L | L4 | N/A | Location-Radiator; Sensor Only |
| 2020 | BMW | X2 | 2.0L | L4 | N/A | Location-Radiator; Sensor Only |
| 2020 | BMW | X3 | 3.0L | L6 | N/A | Location-Radiator; Sensor Only |
| 2020 | BMW | X4 | 3.0L | L6 | N/A | Location-Radiator; Sensor Only |
| 2020 | BMW | X5 | 4.4L | V8 | N/A | Location-Radiator; Sensor Only |
| 2020 | BMW | X6 | 4.4L | V8 | N/A | Location-Radiator; Sensor Only |
| 2020 | BMW | X7 | 4.4L | V8 | N/A | Location-Radiator; Sensor Only |
| 2020 | BMW | Z4 | 3.0L | L6 | N/A | Location-Radiator; Sensor Only |
| 2020 | Mini | Cooper Clubman | 2.0L | L4 | N/A | Location-Radiator; Sensor Only |
| 2019 | BMW | M5 | 4.4L | V8 | N/A | Location-Radiator; Sensor Only |
| 2019 | BMW | M850i xDrive | 4.4L | V8 | N/A | Location-Radiator; Sensor Only |
| 2019 | BMW | X2 | 2.0L | L4 | N/A | Location-Radiator; Sensor Only |
| 2019 | BMW | X3 | 2.0L | L4 | N/A | Location-Radiator; Sensor Only |
| 2019 | BMW | X4 | 3.0L | L6 | N/A | Location-Radiator; Sensor Only |
| 2019 | BMW | X5 | 4.4L | V8 | N/A | Location-Radiator; Sensor Only |
| 2019 | BMW | X7 | 4.4L | V8 | N/A | Location-Radiator; Sensor Only |
| 2019 | BMW | Z4 | 2.0L | L4 | N/A | Location-Radiator; Sensor Only |
| 2018 | BMW | M5 | 4.4L | V8 | N/A | Location-Radiator; Sensor Only |
| 2018 | BMW | X3 | 2.0L | L4 | N/A | Location-Radiator; Sensor Only |
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