Page 11 of 180

Adjusting the rear brake lever and brake pedal free play ........................................ 8-46
Axle boots ................................................. 8-48
Brake light switches .................................. 8-49
Checking and lubricating the cables......... 8-49
Checking and lubricating the front and rear brake levers ..................................... 8-50
Checking and lubricating the brake pedal ....................................................... 8-51
Checking the wheel hub bearings............. 8-51
Checking the stabilizer bushes ................. 8-52
Lubricating the rear knuckle pivots ........... 8-52
Lubricating the steering shaft ................... 8-53
Battery....................................................... 8-54
Replacing a fuse ....................................... 8-57
Replacing a headlight bulb ....................... 8-59
Adjusting a headlight beam ...................... 8-62
Replacing the tail/brake light bulb ............ 8-63
Removing a wheel ..................................... 8-64
Installing a wheel....................................... 8-65
Troubleshooting ........................................ 8-66
Troubleshooting charts ............................. 8-67
CLEANING AND STORAGE ........................... 9-1 Cleaning ...................................................... 9-1
Storage........................................................ 9-2 SPECIFICATIONS ........................................ 10-1
CONSUMER INFORMATION....................... 11-1
Identification numbers .............................. 11-1
INDEX .......................................................... 12-1
UB1660E0.book Page 3 Thursday, February 26, 2015 4:01 PM
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8-59
8
3. Turn the key to “ ” (on) and turn on the elec- trical circuits to check if the devices operate. 4. If the fuse immediately blows again, have a
Yamaha dealer check the electrical system.
EBU34220Replacing a headlight bulbIf a headlight bulb burns out, replace it as follows.
Left and right headlight bulbs1. Remove the cover at the rear of the headlight by pulling it off.
2. Remove the headlight bulb holder cover by pulling it off.
Specified fuses:
Main fuse:40.0 A
Headlight fuse: 10.0 A (YFM70KDHG, YFM70KDXG)
15.0 A (YFM70KPHG, YFM70KPSG,
YFM70KPXG)
Ignition fuse: 10.0 A
Four-wheel-drive motor fuse: 10.0 A (YFM70KPSG)
Signaling system fuse: 10.0 A
Auxiliary DC jack fuse: 10.0 A
Radiator fan motor fuse: 20.0 A
Fuel injection system fuse: 15.0 A
EPS fuse: 40.0 A (YFM70KPHG, YFM70KPSG,
YFM70KPXG)1. Cover at the rear of the headlight
1
UB1660E0.book Page 59 Thursday, February 26, 2015 4:01 PM
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8-60
83. Remove the headlight bulb holder by pushing
it in and turning it counterclockwise. 4. Remove the burnt-out bulb by pulling it out.
5. Place a new headlight bulb into position.
NOTICE: Do not touch the glass part of the
headlight bulb to keep it free from oil, oth-
erwise the transparency of the glass, the
luminosity of the bulb, and the bulb life will
be adversely affected. Thoroughly clean
off any dirt and fingerprints on the head-
light bulb using a cloth moistened with al-
cohol or thinner.
[ECB00652]
6. Install the bulb holder by pushing it in and turning it clockwise.
1. Headlight bulb holder cover
1. Headlight bulb holder
1
1
1. Do not touch the glass part of the bulb.
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8-61
8
7. Install the bulb holder cover and the cover at
the rear of the headlight. NOTICE: Make
sure the headlight bulb holder cover is se-
curely fitted over the bulb holder and seat-
ed properly.
[ECB00672]
8. Adjust the headlight beam if necessary.
Center headlight bulb (YFM70KPXG /
YFM70KPHG / YFM70KPSG) 1. Remove the headlight cover by removing the quick fasteners.
2. Remove the headlight bulb holder cover by pulling it off. 3. Remove the headlight bulb holder by pushing
it in and turning it counterclockwise.1. Headlight cover
2. Quick fastener
1
2
2
1. Headlight bulb holder cover
1. Headlight bulb holder
1
1
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8-62
84. Remove the burnt-out bulb by pulling it out.
5. Place a new headlight bulb into position.
NOTICE: Do not touch the glass part of the
headlight bulb to keep it free from oil, oth-
erwise the transparency of the glass, the
luminosity of the bulb, and the bulb life will
be adversely affected. Thoroughly clean
off any dirt and fingerprints on the head-
light bulb using a cloth moistened with al-
cohol or thinner.
[ECB00652]
6. Install the bulb holder by pushing it in and turning it clockwise. 7. Install the bulb holder cover.
NOTICE: Make
sure the headlight bulb holder cover is se-
curely fitted over the bulb holder and seat-
ed properly.
[ECB00672]
8. Install the headlight cover as shown, and then install the quick fasteners.
9. Adjust the headlight beam if necessary.EBU25553Adjusting a headlight beamNOTICEECB00691It is advisable to have a Yamaha dealer make
this adjustment.
1. Do not touch the glass part of the bulb.
1. Headlight cover
1
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8-63
8
To raise a headlight beam, turn the headlight
beam adjusting screw in direction (a).
To lower a headlight beam, turn the adjusting
screw in direction (b).
YFM70KPXG / YFM70KPHG / YFM70KPSG
EBU25614Replacing the tail/brake light bulbIf the tail/brake light bulb burns out, replace it as
follows.
1. Remove the tail/brake light bulb holder (to- gether with the bulb) by turning it counter-
clockwise.
1. Headlight beam adjusting screw
(b)
(a)
1
1. Headlight beam adjusting screw
(b)
(a)
1
UB1660E0.book Page 63 Thursday, February 26, 2015 4:01 PM
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8-64
82. Remove the burnt-out bulb by pushing it in
and turning it counterclockwise. 3. Insert a new bulb into the bulb holder, push it
in, and then turn it clockwise until it stops.
4. Install the bulb holder (together with the bulb) by turning it clockwise.
EBU25652Removing a wheel1. Place the ATV on a level surface.
2. Loosen the wheel nuts.
3. Elevate the ATV and place a suitable standunder the frame.
4. Remove the nuts from the wheel.
5. Remove the wheel.
1. Tail/brake light bulb holder
1. Tail/brake light bulb
1
1
1. Wheel nut
1
1
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10-4
10
Rear wheel:Wheel type:Cast wheel (YFM70KPSG)
Panel wheel (YFM70KDHG, YFM70KDXG,
YFM70KPHG, YFM70KPXG)
Rim size: 12 x 7.5ATFront brake:Type:
Disc brake
Operation: Right hand operation
Specified brake fluid: DOT 4Rear brake:Type:Wet multiple disc brake
Operation: Left hand and right foot operationFront suspension:Type:Double wishbone
Spring/shock absorber type: Coil spring/oil damper
Wheel travel:
193 mm (7.6 in)Rear suspension:Type:Double wishbone
Spring/shock absorber type:
Coil spring/oil damper Wheel travel:
232 mm (9.1 in)
Electrical system:Ignition system:
TCI
Charging system: AC magnetoBattery:Model:
YTX20L-BS
Voltage, capacity: 12 V, 18.0 AhHeadlight:Bulb type:
Krypton bulb
High-mounted headlight bulb type: Halogen bulb (YFM70KPHG, YFM70KPSG,
YFM70KPXG)Bulb voltage, wattage × quantity:Headlight:
12 V, 30.0/30.0 W × 2
High-mounted headlight:
12 V, 35.0/36.5 W × 1 (YFM70KPHG, YFM70KPSG,
YFM70KPXG)
Tail/brake light:
12 V, 5.0/21.0 W × 1
Meter lighting: EL (Electroluminescent) (YFM70KPHG, YFM70KPSG,
YFM70KPXG)
Neutral indicator light: LED
UB1660E0.book Page 4 Thursday, February 26, 2015 4:01 PM