Yamaha YZF-R125 Service Manual: Removing the handlebars
1. Stand the vehicle on a level surface.
| WARNING Securely support the vehicle so that there is no danger of it falling over. |
2. Remove:
- Handlebar grip "1"
NOTE:
Blow compressed air between the handlebar and the handlebar grip, and gradually push the grip off the handlebar.
Handlebars
...
Checking the handlebars
1. Check:
Left handlebar
Right handlebar
Bends/cracks/damage → Replace.
WARNINGDo not attempt to straighten a bent
handlebar
as this may dangerously weaken it.
...
Other materials:
Checking the valve seats
The following procedure applies to all of the
valves and valve seats.
1. Eliminate:
Carbon deposits
(from the valve face and valve seat)
2. Check:
Valve seat
Pitting/wear Replace the
cylinder head.
3. Measure:
Valve seat width C "a"
Out of specification Replace
the ...
Checking the turn signal relay
1. Check:
Turn signal relay input voltage
Out of specification →The wiring circuit
from
the main switch to the turn signal relay coupler
is faulty and must be repaired.
a. Connect the pocket tester (DC 20 V) to the
turn signal relay terminal as shown.
- Positive tester probe
b ...
Checking the bulbs and bulb sockets
NOTE:
Do not check any of the lights that use LEDs.
Check each bulb and bulb socket for damage or
wear, proper connections, and also for continuity
between the terminals.
Damage/wear Repair or replace
the bulb,
bulb socket or both.
Improperly connected Properly
connect.
No c ...