ad blue YAMAHA YZ85 2003 Owners Manual

SPEC
2 - 14
MAINTENANCE SPECIFICATIONS
EC212300
ELECTRICAL
Item Standard Limit
Ignition system:
Ignition timing (B.T.D.C.) 0.9 mm (0.035 in) ----
Advancer type Electrical ----
CDI:
Magneto-model (stator)/manufac-
turer5PA-00/YAMAHA ----
Charging coil 1 resistance (color) 720 ~ 1,080 Ω at 20 °C (68 °F)
(Green/White – Black/Red)----
Charging coil 2 resistance (color) 44 ~ 66 Ω at 20°C (68 °F)
(Black – Green/Blue)----
Pickup coil resistance (color) 248 ~ 372 Ω at 20°C (68 °F)
(White/Blue – White/Red)----
CDI unit-model/manufacturer 5PA-00/YAMAHA ----
Ignition coil:
Model/manufacturer 5PA-00/YAMAHA ----
Minimum spark gap 6 mm (0.24 in) ----
Primary coil resistance 0.18 ~ 0.28 Ω at 20 °C (68 °F) ----
Secondary coil resistance 6.3 ~ 9.5 kΩ at 20 °C (68 °F) ----
Spark plug cap:
Resistance 4 ~ 6 kΩ at 20 °C (68 °F) ----
Part to be tightened Thread size Q’tyTightening torque
Nm m·kg ft·lb
Stator M6 × 1.0 2 8 0.8 5.8
Rotor M10 × 1.25 1 33 3.3 24
Ignition coil M6 × 1.0 2 7 0.7 5.1

6 - 1
–+ELECELECTRICAL COMPONENTS AND WIRING DIAGRAM
EC600000
ELECTRICAL
EC610000
ELECTRICAL COMPONENTS AND WIRING DIAGRAM
EC611000
ELECTRICAL COMPONENTS
1Engine stop switch
2Ignition coil
3CDI unit
4CDI magneto
5Spark plugCOLOR CODE
B ...................... Black
O ..................... Orange
B/R .................. Black/Red
B/W ................. Black/WhiteG/L................... Green/Blue
G/W ................. Green/White
W/L .................. White/Blue
W/R ................. White/Red
EC612000
WIRING DIAGRAM
5PA60010
5PA60020

6 - 5
–+ELECIGNITION SYSTEM
CDI MAGNETO INSPECTION
1. Inspect:

Pickup coil resistance
Out of specification → Replace.
Tester (+) lead
→ White/Red lead
1
Tester (–) lead
→ White/Blue lead
2
Pickup coil
resistanceTester selector
position
248 ~ 372
Ω at
20 °C (68 °F)Ω
× 100
5PA60080
2. Inspect:

Charging coil 1 resistance
Out of specification → Replace.
3. Inspect:

Charging coil 2 resistance
Out of specification → Replace.
EC628000
CDI UNIT INSPECTION
Check all electrical components. If no fault is
found, replace the CDI unit. Then check the
electrical components again.Tester (+) lead
→ Black/Red lead
1
Tester (–) lead
→ Green/White lead
2
Charging coil 1
resistanceTester selector
position
720 ~ 1,080
Ω
at 20 °C (68 °F)Ω
× 100
Tester (+) lead
→ Green/Blue lead
1
Tester (–) lead
→ Black lead
2
Charging coil 2
resistanceTester selector
position
44 ~ 66
Ω at
20 °C (68 °F)Ω
× 10
5PA60090
5PA60100

7 - 17
TUNSETTING
Rear shock absorber setting parts

Rear shock spring 1
YZ85
For USA, CDN, AUS, NZ and ZA
For EUROPE
YZ85LW
For AUS and NZ
For EUROPE
NOTE:
The I.D. color a is marked at the end of the
spring.TYPESPRING
RATESPRING
PART NUMBERI.D.
COLOR
SOFT 4.8 4ES-22212-G0 Red
STD 5.0 4ES-22212-F0–
STIFF 5.2 4ES-22212-H0 Blue
TYPESPRING
RATESPRING
PART NUMBERI.D.
COLOR
SOFT 4.4 4ES-22212-M0 Brown
STD 4.6 4ES-22212-K0 Green
STIFF 4.8 4ES-22212-G0 Red
TYPESPRING
RATESPRING
PART NUMBERI.D.
COLOR
SOFT 5.0 4ES-22212-F0–
STD 5.2 4ES-22212-H0 Blue
STIFF 5.4 4ES-22212-J0 Black
TYPESPRING
RATESPRING
PART NUMBERI.D.
COLOR
SOFT 4.6 4ES-22212-K0 Green
STD 4.8 4ES-22212-G0 Red
STIFF 5.0 4ES-22212-F0–
5PA70200