Bosch TPA 300 TPMS Diagnostic Tool

This Bosch TPA 300 TPMS diagnostic tool is built for sensor activation, programming, and ECU reset during tire-pressure monitoring service. Bosch has been a global leader in automotive technology since 1886, pioneering innovations like electronic fuel injection and oxygen (lambda) sensors that shaped modern engine management. Today, Bosch supplies OEM-quality sensors, engine electronics, ignition components, and braking parts found in vehicles worldwide. Known for precision engineering and reliable performance, Bosch parts are built to factory specifications for dependable fitment and long-term durability.

Technical Details

• Manufacturer part number: 3934
• Tool name: TPA 300 TPMS Tool
• Functions: Sensor activation, programming, and ECU reset
• Coverage: Supports OE and aftermarket programmable TPMS sensors for light vehicles
• Pairs with compatible Bosch diagnostic scan tools such as ADS 325 and ADS 625

Fitment & Compatibility

No fitment table is included on this listing, so confirm the tool matches your shop workflow and the vehicle coverage you need before ordering.

If you are setting up a shop workflow for TPMS service and want help confirming out what Bosch tool makes sense, reach out. We have been handling Porsche service and fitment questions for over 20 years, and we still prefer practical answers over guesswork.