2012 Na Yamaha Super Tenere Manual

haha FUEL INJECTION SYSTEM
8-52
Item Probable cause of mal-
function and check Maintenance job
Confirmation of service 
completion
1 Identify the malfunctioning  injector Execute the diagnostic mode 
(Code No. d:36, 37).
Identify the injector that does 
not produce an operating 
sound.
Perform the following proce-
dures for the defective injec-
tor.
Refer to “CHECKING THE 
FUEL INJECTORS ” on page 
8-145. —
2 Connection of injector #1  and/or injector #2 coupler.
Check the locking condition 
of the...

haha FUEL INJECTION SYSTEM
8-53
Fault code No. 41
Item Lean angle sensor: open or short circuit detected.
Fail-safe system Unable to start engine
Unable to drive vehicle
Diagnostic code No. d:08
Meter display Lean angle sensor output voltage

0.4– 1.4 (upright)
 3.7– 4.4 (overturned)
Procedure Remove the lean angle sensor and incline it more than 45 de-
grees.
Item Probable cause of mal-
function and check Maintenance jobConfirmation of service 
completion
1 Connection of lean angle  sensor coupler....

haha FUEL INJECTION SYSTEM
8-54
5 Malfunction in ECU. Replace the ECU.
Fault code No. 42
Item A
Rear wheel sensor: no normal signals are received from 
the rear wheel sensor.
B Neutral switch: open or short circuit is detected.
C Clutch switch: open or short circuit is detected.
Fail-safe system Able to start engine
Able to drive vehicle
Diagnostic code No. d:07
Meter display Rear wheel speed pulse
0–
999
Procedure Check that the number increases when the rear wheel is rotated. 
The number is cumulative...

haha FUEL INJECTION SYSTEM
8-55
2 Connection of ABS ECU  coupler.
Check the locking condition 
of the coupler.
Disconnect the coupler and 
check the pins (bent or bro-
ken terminals and locking 
condition of the pins). Improperly connected 
 
Connect the coupler secure-
ly or repair/replace the wire 
harness. Execute the diagnostic 
mode. (Code No. d:07)
Rotate the rear wheel by 
hand and check that the indi-
cated value increases.
Value increases 
 Start the 
engine, and input the vehicle 
speed...

haha FUEL INJECTION SYSTEM
8-56
5 Malfunction in ECU. Replace the ECU. Execute the diagnostic 
mode. (Code No. d:07)
Rotate the rear wheel by 
hand and check that the indi-
cated value increases.
Value increases   Start the 
engine, and input the vehicle 
speed signals by operating 
the vehicle at 20 to 30 km/h.
The fault code can also be 
deleted by activating the di-
agnostic mode and selecting 
diagnostic code number  “d: 
63”
Value does not increase   
Go to item 6.
6 Malfunction in ABS ECU. Replace...

haha FUEL INJECTION SYSTEM
8-57
1 Connection of neutral switch  coupler.
Check the locking condition 
of the coupler.
Disconnect the coupler and 
check the pins (bent or bro-
ken terminals and locking 
condition of the pins). Improperly connected 
 
Connect the coupler secure-
ly or repair/replace the wire 
harness or neutral switch 
sub wire harness. Start the engine, and input 
the vehicle speed signals by 
operating the vehicle at 20 to 
30 km/h.
Fault code number is not dis-
played 
 Service is...

haha FUEL INJECTION SYSTEM
8-58
Fault code No. 42
Item A
Rear wheel sensor: no normal signals are received from the 
rear wheel sensor.
B Neutral switch: open or short circuit is detected.
C Clutch switch: open or short circuit is detected.
Fail-safe system Able to start engine
Able to drive vehicle
Diagnostic code No. d:21
Meter display Clutch switch
“
on” (when the clutch lever is squeezed with the transmission in 
gear and when the sidestand is retracted)
“ oFF” (when the clutch lever is squeezed...

haha FUEL INJECTION SYSTEM
8-59
5 Defective clutch switch. Check the clutch switch. Refer to “CHECKING THE 
SWITCHES ” on page 8-127. Start the engine, and input 
the vehicle speed signals by 
operating the vehicle at 20 to 
30 km/h.
Fault code number is not dis-
played 
 Service is finished.
Fault code number is dis-
played   Go to item 6.
6 Malfunction in ECU. Replace the ECU.
Execute the diagnostic 
mode. (Code No. d:63)
Fault code No. 43
Item Fuel system voltage: the ECU is unable to monitor the...

haha FUEL INJECTION SYSTEM
8-60
2 Connection of wire harness  ECU coupler.
Check the locking condition 
of the coupler.
Disconnect the coupler and 
check the pins (bent or bro-
ken terminals and locking 
condition of the pins). Improperly connected 
 
Connect the coupler secure-
ly or repair/replace the wire 
harness. Set the main switch to 
“ON ”.
Fault code number is not dis-
played   Service is finished.
Fault code number is dis-
played   Go to item 3.
3 Wire harness continuity. Open or short circuit...

haha FUEL INJECTION SYSTEM
8-61
Meter display EEPROM fault code display

00 (no history)
 01– 02: Cylinder fault code number (history exists)
If more than one cylinder is defective, the display switches every 
two seconds to show the cylinder fault code numbers of all defec-
tive cylinders in a repeating cycle.
Procedure —
Item Probable cause of mal-
function and check Maintenance jobConfirmation of service 
completion
1 Locate the malfunction Execute the diagnostic 
mode (Code No. d:60).
 Replace...