4. Fuel Injection System
4-41
EFi System Diagnosis Methods
When the motorcycle injection system in the wrong signal, causing abnormal functioning of the engine or
can not start engine, warning light at the meter will be lighting, to inform drivers to carry out maintenance.
Overhaul, the diagnosis tool can be used for troubleshooting (refer to diagnosis tool use guide), or
manually by the meter warning light inspection revealed that the fault codes (refer to checking signal fault
codes discriminant method), the two methods for maintenance.
If the fault has been ruled out or repair after the inspection light will be extinguished, but ECU fault code
will be recorded, so the need to get rid of fault codes. If a fault exists, this system has two kinds of
methods to eliminate fault codes respectively in the diagnosis tool removal and manual removal.
Using diagnostic tool for overhaul
Diagnosis tool will connect to the motorcycle for coupler diagnosis, according to the use of diagnostic tool
testing methods, when belong fuel injection system fault or parts fault, according to the diagnosis tool of
the fault code display messages do describe parts of the inspection testing maintenance and replacement
parts. When after the maintenance, the need to get rid of fault codes (Please refer to detailed steps
diagnosis tool of instructions), or fault code will always be stored in the ECU.
Manual inspection
Use of cross-wiring (wire or paper clips, etc.) to cross-Joints Test Switch for grounding, in the meter of
this check light are flashing, it means that the injection system or parts of abnormal situations, but not in
the diagnosis tool can be - for the detection, inspection can enjoy for a long time flashing lights flashing
and the short period of time to inform the cause of the malfunction (refer to check light fault information
fault code table).
Diagnostic tool couple
Diagnostic tool couple
and test switch coupler plant
Test switch couple
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