Yamaha YZF-R125 Service Manual: Lubrication diagrams

Engine oil lubrication chart

Oil pump Oil filter element Crankshaft Camshaft Main axle Drive axle ...

Cooling system diagrams

Radiator inlet hose Coolant reservoir hose Radiator cap Radiator Coolant reservoir breather hose Coolant reservoir Water pump breather hose Water pump Radiator outlet hose ...

Other materials:

Checking the rear wheel
1. Check: Rear wheel axle Rear wheel Wheel bearings Oil seals Refer to "CHECKING THE FRONT WHEEL" on page 4-8. 2. Check: Tire Rear wheel Damage/wear → Replace. Refer to "CHECKING THE TIRES" on page 3-23 and "CHECKING THE WHEELS" on page 3-25. 3. Measure: Radi ...

Removing the throttle body
1. Extract the fuel in the fuel tank through the fuel tank filler hole with a pump. 2. Disconnect: Fuel hose WARNINGCover the fuel hose connections with a cloth when disconnecting them. Residual pressure in the fuel lines could cause fuel to spurt out when removing the h ...

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 ...