The Topdon CT100 brings professional-grade diagnostics to Irish mechanics and vehicle owners at an accessible price point. This compact OBD2 scanner reads and clears fault codes across most vehicle systems, providing clear diagnostic data to identify engine problems, emissions issues, and sensor faults.
Built for reliability and ease of use, the CT100 connects directly to your vehicle’s OBD2 port and displays live data on its intuitive screen. Whether you’re troubleshooting a check engine light or performing routine diagnostics, this tool delivers the accuracy you need without unnecessary complexity.
The scanner works across most vehicle makes and models manufactured after 1996, making it a versatile addition to any mechanic’s toolkit or serious car owner’s garage. At Grafton Diagnostics, we stock the Topdon CT100 because it balances professional capability with straightforward operation, helping you diagnose vehicle issues quickly and confidently.
Specifications
- Voltage Measurement Range: DC 3.3 V to 65 V
- Load Test: 5 V to 30 V (Max. 1.2 A)
- Measurement Accuracy: 3.3 V to 60 V: ±0.1 V/60 V to 65 V: ±0.2 V
- Measurement Resolution: 0.1 V
- Working Temperature: -10°C to 50°C (14°F to 122°F)
- Storage Temperature: -20°C to 70°C (-4°F to 158°F)




