The Diagnostic Box TDB003 Smart Key System Tester
Condition | New |

The Diagnostic Box / Diagnostic Tools
The TDB003 Proximity/Smart Key Systems Tester provides a simple, cost-effective solution for diagnosing issues related to a vehicle's immobiliser system, which consists of multiple integrated components.
With the TDB003, you can comprehensively test transponder keys, remote control functions, external and internal vehicle antenna transmitters, and the transponder antenna—ensuring every part of the system is functioning correctly. The device displays signal strength, frequency measurements, signal waveforms, and other valuable diagnostic data, making it an essential tool for automotive professionals working with proximity and smart key systems.
Features:
- Detects standard transponder keys
- Tests IR and RF remote controls
- Checks proximity/smart keys
- Tests vehicle antenna transmitters
- Shows signal strength (RF and smart keys)
- Displays transponder frequency
- Built-in oscilloscope (fast/slow)
- Smart key system scan modes
- Audible signal alerts
- Tests transponder vehicle antennas
- Use 4 AAA battaries.