Denso 550-2702 Tire Pressure Monitoring System (TPMS) Sensor

Denso OE TPMS Sensor for Subaru

Denso 550-2702 is an OE-manufactured tire pressure monitoring system sensor built for Subaru TPMS applications. It is designed to preserve vehicle system functions while supporting accurate tire pressure monitoring on select Subaru models, including Subaru Ascent, Crosstrek, Forester, Impreza, Outback, WRX, and Legacy.

The Denso TPMS Sensor line is focused on direct-fit replacement parts for vehicles with factory TPMS systems. This OE-manufactured approach helps maintain functions such as fill assist, auto locate, and diagnostic trouble code retention, while addressing systems that cannot be reverse engineered.

• OE-manufactured TPMS sensor for factory-style replacement
• Supports vehicle TPMS functions, including fill assist and auto locate
• Helps preserve diagnostic trouble codes during service
• Includes gasket or seal
• Includes mounting hardware
• Direct replacement for Subaru TPMS service on select models

Detailed Fitment and Application

Compatible with 2019-2021 Subaru Ascent, 2017-2021 Subaru Crosstrek, 2017-2021 Subaru Forester, 2016-2021 Subaru Impreza, 2018-2021 Subaru Outback, 2018-2021 Subaru WRX, and 2018-2020 Subaru Legacy. If you are searching for a Subaru TPMS sensor replacement for a factory-equipped vehicle, Denso 550-2702 is built for those OE applications.

This part cross-references Four Seasons 20602 for the same application.

What This Sensor Helps Address

• TPMS warning light caused by a failed sensor
• Loss of tire pressure readings after sensor aging or battery depletion
• Service issues after wheel or tire replacement
• Factory TPMS functions not responding correctly
• Diagnostic trouble codes related to tire pressure monitoring

Installation Notes and Tips

After installation, the vehicle may require a TPMS relearn procedure according to the manufacturer’s service process. Some Subaru models may need a trusted repair shop or scan tool to complete relearn and initialization. Verify sensor compatibility by model year before service, and follow the vehicle-specific TPMS procedure for best results.

Quality Assurance

Denso manufactures this TPMS sensor as an OE-style replacement for factory systems, with attention to preserving original vehicle functions and service diagnostics. Part number 550-2702 is intended for Subaru applications listed above and is built to match the requirements of those OE systems.