2012 Na Yamaha Super Tenere Manual

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8-142
EAS29050
CHECKING THE OIL LEVEL WARNING 
LIGHT
This model is equipped with a self-diagnosis de-
vice for the oil level detection circuit.
1. Check: Oil level warning light  “1”
(Turn the main switch to  “ON ”.)
Warning light comes on for a few seconds, 
then goes off   Warning light is OK.
Warning light does not come on   Replace 
the meter assembly.
Warning light flashes ten times, then goes off 
for 3 seconds in a repeated cycle (malfunc-
tion detected in oil level...

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d. Heat the coolant or let it cool down to the  specified temperatures.
e. Measure the coolant temperature sensor re-
sistance.
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3. Install: Coolant temperature sensor
EAS28300
CHECKING THE THROTTLE POSITION 
SENSOR
1. Remove: Throttle position sensor
(from the throttle body)
WARNING
EWA23P1027
Handle the throttle position sensor with 
special care.
 Never subject the throttle position sensor 
to strong shocks. If the...

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b. Measure the accelerator position sensor  maximum resistance.
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3. Install: Accelerator position sensor
TIP
When installing the accelerator position sensor, 
adjust its angle properly. Refer to  “ADJUSTING 
THE ACCELERATOR POSITION SENSOR ” on 
page 7-13.
EAS28411
CHECKING THE INTAKE AIR PRESSURE 
SENSOR
1. Remove:
Intake air pressure sensor
(from the throttle bodies)
WARNING
EWA23P1037
Handle the intake air pressure sensor...

haha ELECTRICAL COMPONENTS
8-145
EAS28421
CHECKING THE INTAKE AIR 
TEMPERATURE SENSOR
1. Remove: Intake air temperature sensor
(from the air filter case.)
WARNING
EWA14110
Handle the intake air temperature sensor 
with special care.
 Never subject the intake air temperature 
sensor to strong shocks. If the intake air 
temperature sensor is dropped, replace it.
2. Check: Intake air temperature sensor resistance
Out of specification   Replace.
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a. Connect the...

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2. Disconnect: Throttle servo motor coupler
3. Check:
Throttle servo motor resistance
Out of specification   Replace the throttle 
bodies.
NOTICE
ECA23P1083
Do not disassemble the throttle servo motor.
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a. Connect the pocket tester (  ×  1) to the throt-
tle servo motor terminal as shown.
b. Measure the throttle servo motor resistance.
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4. Check: Throttle valve operation
Throttle...

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haha 9
TROUBLESHOOTING
TROUBLESHOOTING ..................................................................................... 9-1
GENERAL INFORMATION ....................................................................... 9-1
STARTING FAILURES .............................................................................. 9-1
INCORRECT ENGINE IDLING SPEED .................................................... 9-1
POOR MEDIUM-AND-HIGH-SPEED PERFORMANCE ........................... 9-2
FAULTY GEAR SHIFTING...

haha TROUBLESHOOTING
9-1
EAS28451
TROUBLESHOOTING
EAS28460
GENERAL INFORMATION
TIP
The following guide for troubleshooting does not 
cover all the possible causes of trouble. It should 
be helpful, however, as a guide to basic trouble-
shooting. Refer to the relative procedure in this 
manual for checks, adjustments, and replace-
ment of parts.
EAS30410
STARTING FAILURES
Engine
1. Cylinder(s) and cylinder head Loose spark plug
 Loose cylinder head or cylinder
 Damaged cylinder head gasket
 Damaged...

haha TROUBLESHOOTING
9-2
Electrical system
1. Battery Discharged battery
 Faulty battery
2. Spark plug(s) Incorrect spark plug gap
 Incorrect spark plug heat range
 Fouled spark plug
 Worn or damaged electrode
 Worn or damaged insulator
3. Ignition coil(s) Broken or shorted primary or secondary coils
 Cracked or broken ignition coil
4. Ignition system Faulty ECU
 Faulty crankshaft position sensor
 Broken generator rotor woodruff key
EAS30460
POOR MEDIUM-AND-HIGH-SPEED 
PERFORMANCE
Refer to...

haha TROUBLESHOOTING
9-3
EAS30480
OVERHEATING
Engine
1. Clogged coolant passages Cylinder head and piston(s)
 Heavy carbon buildup
2. Engine oil Incorrect oil level
 Incorrect oil viscosity
 Inferior oil quality
Cooling system
1. Coolant Low coolant level
2. Radiator Damaged or leaking radiator
 Faulty radiator cap
 Bent or damaged radiator fin
3. Water pump
Damaged or faulty water pump
 Thermostat
 Thermostat stays closed
 Hose(s) and pipe(s)
 Damaged hose
 Improperly connected hose
...