check engine light YAMAHA TTR90 2002 Owners Manual

YAMAHA TTR90 2002 Owners Manual TTR90 2002 YAMAHA YAMAHA https://www.carmanualsonline.info/img/51/51690/w960_51690-0.png YAMAHA TTR90 2002 Owners Manual

Page 52 of 288

YAMAHA TTR90 2002  Owners Manual 1 - 12
GEN
INFO
STARTING AND OPERATION
STARTING AND OPERATION
CAUTION:
Prior to operating the machine, perform
steps listed in pre-operation check list.
WARNING
Never start your engine or let it run f

Page 118 of 288

YAMAHA TTR90 2002  Owners Manual 3 - 5
INSP
ADJ
ENGINE OIL LEVEL INSPECTION
1. Start the engine, warm it up for several
minutes and wait for five minutes.
2. Place the machine on a level place and
hold it up on upright position by pl

Page 146 of 288

YAMAHA TTR90 2002  Owners Manual 3 - 19
INSP
ADJ
ELECTRICAL/SPARK PLUG INSPECTION
EC370000
ELECTRICAL
EC371001
SPARK PLUG INSPECTION
1. Remove:
lSpark plug
2. Inspect:
lElectrode 1 
Wear/damage ® Replace.
lInsulator color 2 
Normal

Page 238 of 288

YAMAHA TTR90 2002  Owners Manual 4 - 46
ENGSHIFT FORK, SHIFT CAM AND TRANSMISSION
EC4H3000
REMOVAL POINTS
Shift fork, shift cam and transmission
1. Remove:
lShift forks
lShift cam
lDrive axle assembly
lMain axle assembly
NOTE:
lTap l