FUEL INJECTION SYSTEM
8-50
Fault code No. 84
5
Malfunction in ECU
Replace the ECU.
Refer to “REPLACING THE
ECU (engine control unit)” on
page 8-99.
Fault code No.
61
Item
ISC (idle speed control) unit: open or short circuit detected.
Fault code No.
84
Item
VVA (variable valve actuator) solenoid: open or short circuit detect-
ed.
Fail-safe system
Able to start engine
Able to drive vehicle
Diagnostic code No.
45
Action
Actuates the VVA (variable valve actuator) solenoid five times at three-
second intervals. The “CHECK” indicator and “
” on the Yamaha diag-
nostic tool screen come on each time the VVA (variable valve actuator)
solenoid is actuated.
Procedure
Remove the VVA (variable valve actuator) solenoid from the cylinder
head, and then connect the VVA (variable valve actuator) solenoid cou-
pler.
Refer to “CYLINDER HEAD” on page 5-9.
Visually check that the VVA (variable valve actuator) solenoid is actuated
five times.
Item
Probable cause of malfunc-
tion and check
Maintenance job
Confirmation of service com-
pletion
1
Connection of VVA (variable
valve actuator) solenoid coupler.
Check the locking condition of
the coupler. Disconnect the cou-
pler and check the pins (bent or
broken terminals and locking
condition of the pins).
Improperly connected
→
Con-
nect the coupler securely or re-
place the wire harness.
Set the main switch to “ON”.
Start the engine and accelerate
to 6000 r/min.
Fault code number is not dis-
played
→
Service is finished.
Fault code number is displayed
→
Go to item 2.
2
Connection of wire harness
ECU coupler.
Check the locking condition of
the coupler.
Disconnect the coupler and
check the pins (bent or broken
terminals and locking condition
of the pins).
Improperly connected
→
Con-
nect the coupler securely or re-
place the wire harness.
Set the main switch to “ON”.
Start the engine and accelerate
to 6000 r/min.
Fault code number is not dis-
played
→
Service is finished.
Fault code number is displayed
→
Go to item 3.
3
Wire harness continuity.
Open or short circuit
→
Replace
the wire harness.
Between VVA (variable valve
actuator) solenoid coupler and
ECU coupler.
Green–Green
Chocolate-Chocolate
Between engine ground and
ECU coupler.
Black/Yellow–Black/Yellow
Set the main switch to “ON”.
Start the engine and accelerate
to 6000 r/min.
Fault code number is not dis-
played
→
Service is finished.
Fault code number is displayed
→
Go to item 4.
Summary of Contents for N MAX GPD150-A 2015
Page 1: ...2015 SERVICE MANUAL GPD150 A 2DP F8197 E0 ...
Page 6: ......
Page 8: ......
Page 38: ...BASIC SERVICE INFORMATION 1 29 ...
Page 46: ...SPECIAL TOOLS 1 37 ...
Page 61: ...TIGHTENING TORQUES 2 14 Cylinder head tightening sequence 4 2 5 3 1 6 ...
Page 67: ...LUBRICATION POINTS AND LUBRICANT TYPES 2 20 ...
Page 70: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 23 EAS30021 LUBRICATION DIAGRAMS 1 3 2 ...
Page 71: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 24 1 Oil strainer 2 Oil pump assembly 3 Camshaft ...
Page 72: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 25 3 2 1 4 ...
Page 74: ...COOLING SYSTEM DIAGRAMS 2 27 EAS20020 COOLING SYSTEM DIAGRAMS 8 5 7 6 4 3 2 1 7 7 6 5 4 3 2 1 ...
Page 88: ...CABLE ROUTING 2 41 Frame top view 9 A B C D 1 2 9 6 5 3 3 9 4 4 5 6 7 8 9 10 11 12 13 E ...
Page 90: ...CABLE ROUTING 2 43 Hydraulic unit top and right side view A B C 1 1 2 2 3 3 4 5 5 6 6 7 4 ...
Page 94: ...CABLE ROUTING 2 47 Fuel tank right side view A B D 1 2 2 1 3 3 4 4 5 5 7 A 6 8 9 9 C ...
Page 96: ...CABLE ROUTING 2 49 Fuel tank top and bottom view A 1 B 3 B 2 C 4 ...
Page 102: ...CABLE ROUTING 2 55 ...
Page 104: ...CHECKING THE SWITCHES LIGHTS AND SIGNALS 3 24 ADJUSTING THE HEADLIGHT BEAM 3 24 ...
Page 105: ......
Page 130: ...PERIODIC MAINTENANCE 3 25 ...
Page 136: ...GENERAL CHASSIS 1 4 3 a 1 ...
Page 148: ...GENERAL CHASSIS 5 4 15 1 b a ...
Page 220: ...STEERING HEAD 4 87 1 a b ...
Page 226: ...REAR SHOCK ABSORBER ASSEMBLIES AND SWINGARM 4 93 ...
Page 294: ...CRANKSHAFT 5 65 ...
Page 306: ...WATER PUMP 6 11 ...
Page 325: ......
Page 335: ...ELECTRIC STARTING SYSTEM 8 10 ...
Page 339: ...CHARGING SYSTEM 8 14 ...
Page 343: ...LIGHTING SYSTEM 8 18 ...
Page 381: ...FUEL INJECTION SYSTEM 8 56 ...
Page 385: ...FUEL PUMP SYSTEM 8 60 ...
Page 417: ...ABS ANTI LOCK BRAKE SYSTEM 8 92 ...
Page 446: ......
Page 447: ......