Caterpillar CAT ET3 Communication Adapter III Diagnostic Tool 317-7485
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| Communication Protocol | J1939/J1708 |
| Cable Interface | 6Pin, 9Pin, 14Pin, OBD2 16Pin |
| Software Version | Supports 2025A/2025C/2026A, etc. |
| Function | Module diagnostics, real-time monitoring of RPM/boost/pressure/temperature, fault code reading |
OEM Part No.
317-7485478-0235
Fitment Vehicles
Caterpillar Excavator B/C/D SeriesCaterpillar TrucksPerkins Old Model Engine
Diagnostic and Workshop Supplies - Industrial Encyclopedia
This product is the original Caterpillar ET3 communication adapter (Part No. 317-7485) for connecting computers to Caterpillar electronic engines and machinery, supporting J1939/J1708 protocols, equipped with 6Pin, 9Pin, 14Pin diagnostic cables, capable of real-time monitoring of RPM, boost, temperature, etc., and quick fault diagnosis. Suitable for Caterpillar excavators (B/C/D series), trucks, and Perkins old models engines, it is an essential diagnostic tool for service stations.