2016 YAMAHA WOLVERINE check engine

8-62
8
EBU32710Troubleshooting chartsStarting problems or poor engine performanceCheck the fuel level in
the fuel tank.1. Fuel
There is enough fuel.
There is no fuel.
Check the battery.
Supply fuel.
The engine does not start.
Check the battery.
Operate the electric starter.4. Compression
There is compression.
There is no compression.
The engine does not start.
Have a Yamaha dealer check the vehicle.Have a Yamaha dealer check the vehicle.
Remove the spark plug
and check the electrodes.3. Ignition
Wipe off with a dry cloth and correct the
spark plug gap, or replace the spark plug. Have a Yamaha dealer check the vehicle.
The engine does not start.
Check the compression.
Operate the electric starter.2. Battery
The engine turns over
quickly.
The engine turns over
slowly.
The battery is good.
DryWet
Operate the electric starter.
Check the battery lead connections,
and have a Yamaha dealer charge
the battery if necessary.
The engine does not start.
Check the ignition.
UBN57AE0.book Page 62 Tuesday, November 24, 2015 1:42 PM

8-63
8
Engine overheating
Wait for the engine to cool before removing the radiator cap. WARNING! If the engine is not
cool when removing the radiator cap, hot fluid and steam could blow out under pressure
and burn you.
[EWB03460]
Place a thick rag over the cap and remove the cap slowly to allow any re-
maining pressure to escape.
TIPIf it is difficult to get the recommended coolant, tap water can be used temporarily, provided that
it is changed to the recommende d coolant as soon as possible. Wait until the
engine has cooled.
Check the coolant level in the
coolant reservoir and/or radiator.
Level is OK.Level is low, check the
cooling system for leakage.
No
leakage.Leakage.
Ask a Yamaha dealer to inspect
and repair the cooling system.Add coolant. (See TIP.)
Restart the engine. If the engine overheats again, ask a
Yamaha dealer to inspect and/or repair the cooling system.
UBN57AE0.book Page 63 Tuesday, November 24, 2015 1:42 PM

12-1
12
INDEX
AAccelerator pedal ......................................................... 4-12
Accelerator pedal, Pre-operation check ........................ 5-7
Air filter case/air duct check hose, cleaning ................ 8-38
Air filter element, cleaning ........................................... 8-34
Auxiliary DC jack .......................................................... 4-34
Axle boots .................................................................... 8-31BBasic guide for safe use ................................................ 7-1
Battery, Periodic maintenance .................................... 8-50
Bead lock, checking and tightening ............................ 8-48
Brake fluid level, checking ........................................... 8-42
Brake fluid, replacing ................................................... 8-43
Brake light switch, adjusting ........................................ 8-44
Brake pedal .................................................................. 4-12
Brake pedal and accelerator pedal, lubrication ........... 8-45
Brake pedal, checking ................................................. 8-43
Brakes, Periodic maintenance ..................................... 8-41
Brakes, Pre-operation check ......................................... 5-3CCable, inspecting and lubrication ................................ 8-45
Cargo bed .................................................................... 4-22
Cleaning ......................................................................... 9-1
Control cables, Pre-operation check ............................. 5-8
Coolant, Periodic maintenance ................................... 8-25
Coolant, Pre-operation check ........................................ 5-6
Coolant temperature warning light ................................ 4-4
Cup holders ................................................................. 4-21
DDifferential gear oil, Periodic maintenance .................. 8-22
Differential gear oil, Pre-operation check ...................... 5-6
Doors ........................................................................... 4-15
Driver seat position ...................................................... 4-16
Drive select lever ......................................................... 4-14
Drive select lever operation and reverse driving ............ 6-3EEngine break-in .............................................................. 6-1
Engine oil and oil filter cartridge, Periodic maintenance .............................................................. 8-14
Engine oil, Pre-operation check .................................... 5-5
Engine trouble warning light .......................................... 4-4
EPS warning light .......................................................... 4-5FFinal gear oil, Periodic maintenance ............................ 8-20
Final gear oil, Pre-operation check ................................ 5-6
Fittings and fasteners, Pre-operation check ................. 5-8
Front and rear brake pads, checking .......................... 8-41
Fuel, Pre-operation check ............................................. 5-3
Fuel tank cap ............................................................... 4-14
Fuse, replacing ............................................................ 8-54GGlove compartment ..................................................... 4-17HHeadlight beam, adjusting ........................................... 8-59
Headlight bulb, replacing ............................................. 8-57
Helmet indicator light ..................................................... 4-5
High-range indicator light .............................................. 4-2
Hood ............................................................................ 8-10
Horn switch .................................................................. 4-12
UBN57AE0.book Page 1 Tuesday, November 24, 2015 1:42 PM

12-2
12
IIdentification number records ...................................... 11-1
Indicator lights and warning lights ................................. 4-2
Instruments, lights and switches, Pre-operation check ........................................................................... 5-8JJump-starting ............................................................... 8-53LLabel locations ............................................................... 1-1
Light switch .................................................................. 4-10
Loading ..........................................................................6-7
Low-range indicator light ............................................... 4-2MMain switch .................................................................... 4-1
Maintenance and lubrication chart ................................8-6
Maintenance chart, emission control system ................ 8-4
Model label ................................................................... 11-1
Multi-function meter unit ................................................ 4-6NNeutral indicator light .....................................................4-3OOn-Command drive knob ............................................ 4-11
On-Command drive knob, operation ............................. 6-5
On-Command four-wheel-drive /differential gear lock
indicator ....................................................................... 4-3
Owner’s manual and tool kit .......................................... 8-2PPanels .......................................................................... 8-11
Parking ........................................................................... 6-7
Parking brake ............................................................... 8-44
Parking brake indicator light .......................................... 4-3 Parking brake lever ...................................................... 4-13
Passenger handhold, Pre-operation check ................... 5-7
RRear knuckle upper and lower pivot, lubrication ......... 8-46
Reverse indicator light ................................................... 4-3SSafety information .......................................................... 2-1
Seat belt indicator light .................................................. 4-5
Seat belts ..................................................................... 4-17
Seat belts, Pre-operation check .................................... 5-7
Seats ............................................................................ 4-15
Shock absorber assemblies, adjusting the front ......... 4-23
Shock absorber assemblies, adjusting the rear ........... 4-28
Spark arrester, cleaning ............................................... 8-40
Spark plug, inspecting ................................................. 8-32
Specifications .............................................................. 10-1
Stabilizer bushes, checking ......................................... 8-46
Starting the engine ......................................................... 6-2
Steering, Pre-operation check ....................................... 5-7
Steering shaft, lubrication ............................................ 8-47
Storage .......................................................................... 9-2
Storage compartments ................................................ 4-18TTail/brake light bulb, replacing ..................................... 8-60
Tire, replacing .............................................................. 8-48
Tires, Pre-operation check ............................................. 5-8
Trailer hitch bracket and receiver ................................ 4-33
Troubleshooting ........................................................... 8-60
Troubleshooting charts ................................................ 8-62VValve clearance ............................................................ 8-41
UBN57AE0.book Page 2 Tuesday, November 24, 2015 1:42 PM