Yamaha YZF-R125 Owners Manual: Starting the engine

In order for the ignition circuit cut-off system to enable starting, one of the following conditions must be met:

  • The transmission is in the neutral position.
  • The transmission is in gear with the clutch lever pulled and the sidestand up.

1. Turn the key to "ON" and make sure that the engine stop switch is set to"".


The following warning lights and indicator light should come on for a few seconds, then go off.

  • Neutral indicator light
  • Turn signal indicator light
  • High beam indicator light
  • Coolant temperature warning light
  • Engine trouble warning light

NOTICE
If a warning or indicator light does not go off, see page 3-2 for the corresponding warning and indicator light circuit check.

  1. Shift the transmission into the neutral position. (See page 5-2.) The neutral indicator light should come on. If not, ask a Yamaha dealer to check the electrical circuit.
  2. Start the engine by pushing the start switch. NOTICE: For maximum engine life, never accelerate hard when the engine is cold!

    If the engine fails to start, release the start switch, wait a few seconds, and then try again. Each starting attempt should be as short as possible to preserve the battery. Do not crank the engine more than 10 seconds on any one attempt.

    Operation and important riding points
    Read the Owner's Manual carefully to become familiar with all controls. If there is a control or function you do not understand, ask your Yamaha dealer. WARNING Failure to familiarize yoursel ...

    Shifting
    Shifting Shift pedal Neutral position Shifting gears lets you control the amount of engine power available for starting off, accelerating, climbing hills, etc. The gear positions a ...

    Other materials:

    Assembling the front brake caliper
    WARNING Before installation, all internal brake components should be cleaned and lubricated with clean or new brake fluid. Never use solvents on internal brake components as they will cause the brake caliper dust seals and piston seals to swell and distort. ...

    Important manual information
    Particularly important information is distinguished in this manual by the following notations: This is the safety alert symbol. It is used to alert you to potential personal injury hazards. Obey all safety messages that follow this symbol to avoid possible injury or death. WARNING ...

    Ecu self-diagnostic function
    The ECU is equipped with a self-diagnostic function in order to ensure that the fuel injection system is operating normally. If this function detects a malfunction in the system, it immediately operates the engine under substitute characteristics and illuminates the engine trouble warning li ...

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