Usage of Auto Diagnostic Scanner Troubleshooting Method,Can use one or more methods listed below to troubleshooting electronic-controlled engine.
（1）Self-diagnosis: Have visual inspection on part or components that might be faulty, and use pressure gage to check inlet pressure, exhaust pressure and fuel pressure.
（2）Manufacturer provides troubleshooting guide or manual: Refer to index of manual so as to find required information and data quickly and then follow the recommended troubleshooting steps to do step by step.
（3） Switching box: Using appropriate connection box can safely check circuit pressure, current, resistance, short circuit, open circuit, or grounding with digimer.
（4） Diagnose connecting line: use together with recommended jumper, can obtain flash code saved in ECU, or use diagnostic switch or short circuit plug (see Pic. 4-33)on instrument panel to callout saved fault code(such as Fcar F3-D heavy duty scanner)-diagnostic tools for trucks,and can observe or change engine configuration, to output information report that convenient for use.
Pic.4-33 a part of instrument panel: engine stop delay switch,
Diagnostic switch, yellow inspection light, red stop light
Function Supported by F3-D truck diagnostic tools for trucks:
Readout Fault code, Readout Engine Model, Readout Computer Edition Information, Readout QR code, Readout System parameter number, Readout Data Stream, Clear DTC, Read-in QR Code, Component test, Cut-off Cylinder Test, Compression Test, Injector Test, Maintenance Help, Study on line and so on.
MAN, Mitsubishi Fuso, Scania, ISUZU, MACK, HINO, VOLOV, DAF, Astra, Detroit, BENZ, NISSAN UD, Catepillar, Renault,…and most of CHINA Heavy duty trucks , BUS………
Engine Manufacturers Supported:
WeiChai,YuChai,ShangChai,XiChai, HuaChai, ChaoChai, YangChai, QuanChai, DaChai, ChangChai, Perkins, DEUTE, Catepillar, Cummins, Lovol Power, BEINEI DIESEL ENGINE, Hangzhou Engine,Hualing, Isuzu,YangDong, KIPOR,JAC, YunNei Power, LaiDong, LaiYang Power, Nissan, Fukang Power, Mitsubishi,Hyundai, Renault, Peugeot, CITROEN, MACK…
ECU Manufacturers Supported:
Bosch, Cummins, Catepillar, Denso, Siemens, Motorola, Zexel, VITO, NanYue, Delphi, Wabco……