2008 YAMAHA XTZ125 check engine

6-25
6-25
CAUTION:
Too little chain slack will overload the engine and other
vital parts. Keep the slack within the specified limits.
Axle nut torque:
80 N.m (8.0 Kgf.m, 58 lbf.ft)
5. Adjust the free play in the brake pedal.
CAUTION:
Check the operation of the brake light after adjusting
the rear brake.1. Loosen the rear brake adjuster.
2. Loosen the axle nut.
3. Turn both left and right chain puller the same
amount.Make sure that they are in the same position
for proper wheel alignment. Drive chain slack adjustment

!&
 
 .!

4. After adjusting, be sure to tighten the axle nut.
CAUTION:
Too little chain slack will overload the engine and other
vital parts. Keep the slack within the specified limits.
Axle nut torque:
80 N.m (8.0 Kgf.m, 58 lbf.ft)
5. Adjust the free play in the brake pedal.
CAUTION:
Check the operation of the brake light after adjusting
the rear brake.1. Loosen the rear brake adjuster.
2. Loosen the axle nut.
3. Turn both left and right chain puller the same
amount.Make sure that they are in the same position
for proper wheel alignment. Drive chain slack adjustment

!&
 
 .!

4. After adjusting, be sure to tighten the axle nut.

6-28
6-28
Rear suspensionSidestand
Lubricate the pivoting parts. Check to see that the sidestand
moves up and down smoothly.
RECOMMENDED LUBRICANT:
Engine oil SAE 20W50
If the sidestand does not move smoothly, consult a
Yamaha dealer.
Lubricate the rear suspension through the nipple.
RECOMMENDED LUBRICANT:
Molybdenum dissulfide grease

0
1


WARNING:
Rear suspensionSidestand
Lubricate the pivoting parts. Check to see that the sidestand
moves up and down smoothly.
RECOMMENDED LUBRICANT:
Engine oil SAE 20W50
If the sidestand does not move smoothly, consult a
Yamaha dealer.
Lubricate the rear suspension through the nipple.
RECOMMENDED LUBRICANT:
Molybdenum dissulfide grease

0
1


WARNING:

6-42
6-42 Troubleshooting chart
ADVERTENC
Never check the fuel system while smoking or in the
vicinity of an open flame.
WARNING:
Check if there is
fuel in the fuel tank
Use electric
starter
Remove spark plug
and check
electrode
Use electric starter 1. Fuel
2. Compression
3. Ignition
4. Battery *Enough fuel
No fuel
There is compression
No compression
Wet
Dry
Engine turns
over quickly
Engine turns
over slowlySupply fuel
Go to ignition check
Ask Yamaha dealer to inspect
Wipe clean with dry cloth and correct
spark plug gap or replace spark plugs
Ask Yamaha dealer to inspect
Battery good
Check fluid, recharge
and check
connections
Go to compression
check
Engine doesn’t start, go to
compression check
Open the throttle hal-way
and start the engine
Engine doesn’t start, ask
Yamaha dealer to inspect.Engine doesn’t start,
go to battery check
* Obs.: XTZ 125E
Troubleshooting chart
ADVERTENC
Never check the fuel system while smoking or in the
vicinity of an open flame.
WARNING:
Check if there is
fuel in the fuel tank
Use electric
starter
Remove spark plug
and check
electrode
Use electric starter 1. Fuel
2. Compression
3. Ignition
4. Battery *Enough fuel
No fuel
There is compression
No compression
Wet
Dry
Engine turns
over quickly
Engine turns
over slowlySupply fuel
Go to ignition check
Ask Yamaha dealer to inspect
Wipe clean with dry cloth and correct
spark plug gap or replace spark plugs
Ask Yamaha dealer to inspect
Battery good
Check fluid, recharge
and check
connections
Go to compression
check
Engine doesn’t start, go to
compression check
Open the throttle hal-way
and start the engine
Engine doesn’t start, ask
Yamaha dealer to inspect.Engine doesn’t start,
go to battery check
* Obs.: XTZ 125E