1E-20 Electronic control fuel injection system (Common rail type) Trouble diagnosis with scan tool Name About scan tool 1. Tech2 and scan tool with KW communication 2. Hitachi Construction Machinery scan tool There are the scan tool for Hitachi Construction Machinery and the scan tool (Tech2) for Isuzu, etc. They have different display method respectively. The scan tool for Hitachi Construction Machinery and the scan tools with CAN communication display only the physical value in data parameters. and scan with CAN communication Isuzu scan tool (Tech2) and the scan tools with KW communication can display both the physical value and voltage value.
In some diagnostic charts, both the voltage value and physical value may be shown. Refer to the voltage value for Tech2 and the scan tools with KW communication or the physical value for the scan tools with CAN communication. TSWG0185 Value 1 2 TSWG0182