Thursday, 23 April 2015

Yamaha YZF R125 Diagnostic FI Fault codes EML





Yamaha YZF R125 engine management , fault codes







Self diagnostics are built into the bikes engine management system .

its a 2 code system



The engine trouble warning light comes on for 3 seconds after the main switch has been set to "ON". If the warning light does not come on under these conditions, the warning light (LED) may be defective

To get the code, your orange engine management light will flash. There are to different flashes a long slow flash and a short fast flash. So 3 long flashes followed by 9 long would be code 39.








here are the fault codes


Fault code 12 - Crankshaft position sensor

Fault code 13 - Intake air pressure sensor

Fault code 14 - Intake air pressure sensor

Fault code 15 - Throttle position sensor

Fault code 16 - TPS

Fault code 19 - No signal from ignition to ecu

Fault code 22 - Intake air temp sensor

Fault code 28 - Engine temp sensor

Fault code 30 - Tip over sensor

Fault code 33 - Ignition coil

Fault code 39 - Fuel injector

Fault code 41 - Tip over sensor

Fault code 44 - Read write error ECU

Fault code 46 - Power supply error to FI system

Fault code  50 - ECU malfunction















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