Yamaha YZF-R125 Service Manual

Yamaha YZF-R125 Service Manual

Identification numbers
Record the key identification number, vehicle identification number and model label information in the spaces provided below for assistance when ordering spare parts from a Yamaha dealer or ...

General information
NOTICEThis manual was produced by MBK Industrie. primarily for use by Yamaha dealers and their qualified mechanics. It is not possible to include all the knowledge of a mechanic in o ...

Other materials:

Throttle position sensor
1. Check: Throttle position sensor a. Connect the digital circuit tester to the terminals of the throttle body sensor assembly coupler as shown. Positive tester probe → gray/red terminal "1" Negative tester probe → gray/black terminal "2" b. Measure the throttle pos ...

Multi-function display
1. Multi-function display 2. "RESET/SELECT" button The multi-function display is equipped with the following: a speedometer (which shows the riding speed) an odometer (which shows the total distance traveled) two tripmeters (which show the distance traveled since they were last ...

Checking the ignition timing
NOTE: Prior to checking the ignition timing, check the wiring connections of the entire ignition system. Make sure all connections are tight and free of corrosion. 1. Remove: Rider seat Left lower side cowling Refer to "GENERAL CHASSIS" on page 4-1. 2. Remove: Timing mark acces ...

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