Coolant Temperature Sensor - CI XTT215

Coolant Temperature Sensor XTT215 CI. Brand: CI, Part Number: XTT215, Length: 39 mm, Additional In...

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Product Information

Full details

This CI XTT215 Coolant Temperature Sensor is designed for automotive mechanics and DIY enthusiasts needing a reliable replacement for specific Mercedes-Benz vehicles. Its key benefit is ensuring accurate engine temperature readings, crucial for optimal performance and preventing overheating. A potential caveat is its specific compatibility; always verify fitment before purchase. This sensor features a M14 x 1,5 thread size, a 1-pin round connector, and comes with necessary gaskets and seals for a complete installation.

All features

Model Part NumberXTT215
BrandCI

Extended Product Information

FAQs

What vehicles is the CI XTT215 Coolant Temperature Sensor compatible with?

This sensor is designed as a replacement for specific Mercedes-Benz vehicles that use OEM part numbers 0065420217, A0065420217, 0065423417, or A0065423417. Always verify your vehicle's specific part number before purchasing.

Does this sensor come with everything needed for installation?

Yes, the CI XTT215 includes necessary gaskets and seals for a complete installation.

What is the thread size of this sensor?

The thread size is M14 x 1,5.

How many pins does the connector have?

This sensor features a 1-pin connector.

What is the spanner size required to remove the old sensor?

A 19mm spanner is typically required for installation and removal.

Can I use this sensor if my Mercedes-Benz part number is slightly different?

It is strongly recommended to match the OEM part numbers exactly. While cross-references exist, variations can lead to incompatibility. Consult a professional or dealership if unsure.

What happens if my engine's coolant temperature sensor fails?

A failing sensor can lead to inaccurate temperature readings, affecting engine performance, fuel economy, emissions, and potentially causing the check engine light to illuminate.

Troubleshooting

Check Engine Light is on after installation.

Ensure the electrical connector is securely fastened and free of corrosion. Re-check compatibility with your vehicle's specific OEM part number.

Engine overheating or running too cold.

Verify the sensor is correctly installed and that the cooling system is properly filled. Ensure no air pockets are present. If issues persist, the sensor may be faulty or incompatible.

Coolant leak around the sensor.

The sensor may not be tightened sufficiently, or the included gasket/seal may be damaged or improperly seated. Re-tighten the sensor or replace the gasket.

Inaccurate temperature reading on the dashboard gauge.

Confirm the sensor is fully seated and the electrical connection is clean and secure. Double-check that the part number is a correct cross-reference for your vehicle.

Pros and Cons

Pros

  • Ensures accurate engine temperature readings for optimal performance.
  • Designed as a direct replacement for specific Mercedes-Benz models.
  • Includes gaskets and seals for a comprehensive installation.
  • Durable construction for long-lasting reliability.
  • Standard thread size for easy integration.

Cons

  • Limited compatibility; primarily for specific Mercedes-Benz vehicles.
  • Requires careful verification of OEM part numbers before purchase.
  • May require specialized tools for installation in tight engine spaces.

Setup, Compatibility & Care

Compatibility:

  • Verify your Mercedes-Benz vehicle's OEM part numbers match 0065420217 or A0065420217 (or 0065423417 / A0065423417) before purchasing.
  • The sensor has an M14 x 1,5 thread size and a 1-pin round connector.

Setup (Installation):

  1. Safety First: Ensure the engine is completely cool before beginning.
  2. Locate Sensor: Identify the existing coolant temperature sensor on your engine block or thermostat housing.
  3. Disconnect: Carefully unplug the electrical connector from the old sensor.
  4. Remove Old Sensor: Using the appropriate spanner size (19mm), unscrew and remove the old sensor. Be prepared for a small amount of residual coolant to escape.
  5. Install New Sensor: Thread the new CI XTT215 sensor into place, ensuring it's snug. Use the provided gaskets/seals as instructed.
  6. Connect: Reattach the electrical connector securely.
  7. Refill Coolant: Top up the coolant level if necessary.
  8. Test: Start the engine and check for leaks. Monitor the temperature gauge.

Care:

  • This is a replacement component and requires no routine maintenance. Its longevity depends on proper installation and the overall health of the cooling system.

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