The Walker Products Engine Cylinder Head Temperature Sensor (part number 211-91052) is a direct-fit replacement for 2001-2009 Ford, Mazda, and Mercury vehicles with 2.0L, 2.3L, and 3.0L engines. Walker Products Cylinder Head Temperature Sensors are OE Replacement components that provide real-time thermal data for ignition and fuel system management.
Features:
- Exact OE Fit: Designed for 100% compatibility with factory threads, connectors, and mounting positions—no modification required.
- OE Replacement Design:Â Matches original resistance curve, response time, and temperature range for system accuracy and reliability.
- Monitors Cylinder Head Temperature:Â Sends critical thermal data to the ECU to optimize ignition timing, fuel delivery, and engine protection.
- Supports Engine Safety & Efficiency:Â Helps prevent overheating, detonation, and drivability issues by enabling real-time thermal control.
- Built for Thermal Durability:Â Constructed from heat-resistant materials to perform reliably under constant exposure to extreme engine heat.
Specifications:
| Number of Terminals | 2 |
| Connector Type | Blade |
| Connector Shape | Oblong |
| Terminal Gender | Female |
Fits: 2001-2009 Ford, Mazda, and Mercury models including Escape, Focus, Fusion, Ranger, Tribute, Mariner, and Milan — 2.0L, 2.3L, and 3.0L engines.
Confirm the year, make, model, and engine against your vehicle before ordering. Full application data is shown in the fitment lookup on this page.
Interchanges With: Ford 1S7Z6G004AA, Wells SU2302, SMP TS464, SMP TS624, BWD WT7212, BWD WT7269, Airtex 5S1521
WARNING: This product can expose you to chemicals, including lead, which is known to the State of California to cause cancer or birth defects or other reproductive harm.
