Yamaha YZF-R125 Owners Manual: Periodic maintenance chart for the emission control system

Owner's tool kit

Owner's tool kit Owner's tool kit Engine oil drain attachment The owner's tool kit is located under the rider seat. The service information included in this manual and the tools prov ...

General maintenance and lubrication chart

TIP The air filter needs more frequent service if you are riding in unusually wet or dusty areas. Hydraulic brake service Regularly check and, if necessary, correct the ...

Other materials:

Installing the rear wheel (disc)
1. Install: Rear brake disc NOTE: Tighten the brake disc bolts in stages and in a crisscross pattern. 2. Check: Rear brake disc Refer to "CHECKING THE REAR BRAKE DISC" on page 4-33. 3. Lubricate: Rear wheel axle Contact surface of rear wheel hub and rear wheel Whee ...

Replacing a turn signal light bulb
Remove the turn signal light lens by removing the screw. Screw Remove the burnt-out bulb by pushing it in and turning it counterclockwise. Insert a new bulb into the socket, push it in, and then turn it clockwise until it stops. Install the lens by installing ...

Checking the crankshaft position sensor
1. Disconnect: Crankshaft position sensor coupler (from the wire harness) 2. Check: Crankshaft position sensor resistance Out of specification  Replace the crankshaft position sensor/stator assembly. a. Connect the pocket tester ( × 100) to the crankshaft position sensor c ...