Yamaha Fz 09 2014 Manual

							FUEL INJECTION  SYSTEM 
Fault code No. 59 
Item Accelerator posit ion sensor: open or short circ uit detected. 
6 De fec tive acc elera tor po si· C heck acc elerator p o si tion  Turn the m ain  switch  to ON . 
lion  sen sor.  senso r  signal 1 . Fau lt cod e num be r  is  no t dis· 
Execute  the diagnos tic p layed  -+ Service  is  fi n is h ed. 
mode.  (Code  No. 
14) Fa ult code  numb er  is di s· 
When  the th rottle g rip  is fu lly 
played-+ Go  to ite m 7. 
closed: 
A value of 12 -22 is  indicate d. 
When  the 
th rottle g rip  is fu lly 
open: 
A 
value of 9 7- 10 7 is in di· 
cate d. 
C heck 
acc elera tor po si tion 
sen so r 
si gnal 
2. 
Execute  the diagnos tic 
mode.  (Code  No. 
15) 
When  the t h rottle g rip  is fu lly 
close d: 
A value of 10 -24 is  indicate d. 
When  the 
t h rottle g rip  is fu lly 
open: 
A 
value of 95-109 i s in di· 
cate d. 
A n  indica ted 
value is  ou t o f 
t h e s peci
fied  ra nge -+ 
Rep lace the accelera tor  posi· 
tion  sensor. 
7 Mal fun ctio n in EC U.  Replace the EC U. 
Re fer to REPLACI NG THE 
EC U (engine contro l u nit)  on 
p a ge 
8 ·93. 
Fault code N o. 60 
Item  YCC· T drive system: malfunction detected. 
Fail-safe system Able/Una ble t o  start  engine 
A ble/Unab le to drive vehic le 
Diagnostic code No. -
Meter display -
Procedure -
Item  Probable cause of Maintenance job Confirmation o
f service 
malfunction and check completion 
8-76  
						

							FUEL INJECTION  SYSTEM 
Fault code No. 60 
Item YCC-T drive system: malfunction detected. 
1  Connec tio n 
of th rott le servo Improperly co nnec ted ~ Turn  the main  switch  to ON . 
motor coup le r. Con nect the  coup le r sec urely Fau lt code  numbe r is  not  dis -
Chec k th e 
loc king co ndit ion  or replace the 

w ire  harness. 
played ~ Service  is  fi n is h ed . 
of the coupler.  Fault code  numbe r  is d is -
D is c on n
ect the c oup ler and played ~ Go to  item 2. 
c h eck  the pins (bent or bro -
ke n 
term

i na ls 
a nd lock in g 
cond iti o n of the  pins) . 
2  Connec tio n 
of wi re  harness Improperly co nnec ted ~ Turn  the main  sw itch  to ON . 
E CU  coup ler . 
Con nect the  coup ler secu rely  F
au lt code  numbe r i
s not dis -
D isconnect  the 
coup le r and  or replace the 

w ir e  ha rnes
s. p layed ~ Service  is  fi n is h ed . 
c h eck  the  pin s  (be nt 
or b ro -Fau lt code  numbe r  is d is -
k e n 
term

i
nal s a nd locking  played ~ Go to  item 3. 
condit ion  of the  pins) . 
3  C
he ck  th e 
ele ctronic  th rott le Abn orma lity ~ Repla ce th e  T
u rn  the main  sw itch  to O N. 
va lve 
fu se . electron ic  thrott le  va lve fu se . Fau lt code  number  is  no t 

dis -
played ~ Service  is  fi n is h ed. 
F au lt code  numbe

r is d is -
p layed ~ Go to  item 4 . 
4  W ir e  ha rness  contin u i
ty. Ope n or  sh o rt  circ uit ~ Turn  the main  sw itch  to ON . 
Rep lace 
the  wire  ha rness. 
F au lt code  numbe

r is  not  dis -
Between 
th rottle servo  motor played ~ Service  is  fi n is h ed. 
coup le r and E CU  coup ler.  F
au lt code  numbe

r is d is-
ye ll ow/red -ye llow /red  played ~ Go to  item 5. 
yel low /white-ye llow/w hit e 
Be twee n ECU co up le r and 
fuse  box 2 
(electronic  th rott le 
valve 
fus e). 
r ed /wh ite-red/w hite 
5  Defect
ive 
th rott le servo  Check  the throttle servo  Turn the mai n sw itc h  to ON. 
motor.  motor. F au lt code  numbe

r is 
not dis -
Rep lace 

the 
th rott le bod ies if played~ Service i s  fi n is h ed. 
de fec tive. 
Fau lt code  number  is  dis-
Re fe r  to 
CH ECKING THE played ~ Go to  item 6. 
T HROTTLE SERVO 
MOTOR  
on page  8-108. 
6 
Defecti ve th ro ttl e bod ies.  Check the th rott le bod ies.  Turn the main  sw itch  to ON . 
Rep lace 
if  defect ive. Fau lt code  number  is  no t 

dis-
Re f
er to CHECK ING THE played ~ Service  is  fin is h ed. 
T HROTTLE 
SERVO  Fau lt code  numbe

r is d is -
MOTOR  on page  8-108. played~ Go to  item 7 . 
7 
Malfun cti o n in E CU.  Replace  the ECU . 
Refer to  REPLACING THE 
ECU (eng ine co ntr ol u nit)  on 
page  8-93. 
8-77  
						

							FUEL INJECTION  SYSTEM 
Fault code No. 89 (Yamaha diagnostic tool) 
Err (mu lti-function  meter display) 
Ite m 
Multi -function  meter: signals cannot  be transmitted  between 
the 
ECU 

and the multi-func tion meter. 
Fail-safe system Able to start  engine 
Ab le to  drive vehicl e 
Diagnostic  code No. -
Meter display -
Procedure -
Item  Probable cause of  Maintenance job Confirmation  of serv ice 
malfunction and  check completion 
1 Connect ion of meter  assem-Improper ly connected -+ Turn  the main  switch  to ON. 
b
ly co upl er. Connec t the  coupler securely Fault code  numbe r is not dis-
Check  the 
locking condition  or replace the wire  harness. played -+ Service  is f in ished. 
of the coup ler.  Fault code  number  is  dis-
Disconnec t the 
coup ler and played -+ Go to  item 2. 
check  the pins (bent or bro -
k en 
terminals and lock ing 
cond ition of t he  pin s). 
2 Connect ion of wire  harness Improper ly connected -+ Turn  the main  switch  to ON. 
ECU  coupl er. 
Connect  the 

coup ler secure
ly Fault code  numbe r is not dis-
Check  the 
locking condit ion or repla ce the wire  harness . played -+ Service  is  fin ished. 
of the coup ler.  Fault code  numbe r is d is-
D isc onn
ect the coup ler and played -+ Go to  item 3. 
c h eck  the pins (bent or bro -
k
en terminals and l ock ing 
cond ition of t he  pin s). 
3  Wire 
harness  continu ity . 
Open or short  circuit -+ Turn  the main  switch  to ON. 
Rep lace 
the  wire  ha rness. 
Fault code  numbe

r is 
not dis-
Be tween 
ECU  coup le r and p layed -+ Service  is  fin ished. 
j o int 
coupler .  Fault code  number  is 

dis-
light green/bl ue-light played -+ Go to  item 4. 
green/b lue 
l igh t 
green/white-l ight 
green/wh i
te 
Between joint couple r and 
meter 
assembly  coupler. 
l i
ght green/bl ue-light 
green/blue 
l igh t 
green/white-l ight 
green/wh i
te 
4 Defect ive  meter assembly.  Replace  the meter assemb ly . Turn  the main  switch  to ON. 
Fau lt 
code  numbe

r is 
not dis-
p layed -+ Service  is  fin ished. 
Fau lt code  numbe

r is d is-
p layed -+ Go to  item  5. 
8-78  
						

							FUEL INJECTION  SYSTEM 
Fault code No.  89 (
Yamaha diagnostic tool) 
Err (multi-function meter d isplay) 
Item  Multi
-
function mete r: signals cannot be  tr ansmitted  between 
the ECU and the multi-function meter. 
5 Malfu nction in ECU. Rep lace the ECU . 
Refer to REPLACING THE 
ECU (eng ine co ntr ol u nit) on 
page  8-93. 
8-79  
						

							FUEL INJECTION  SYSTEM 
8-80  
						

							EA$27S50 
FUEL PUMP SYSTEM 
EA$275e0 
CIRCUIT  DIAGRAM 
Ill I 
! 
li:I I 
€ I I I 
e I 
• 
9• I 
! 
Ii} · I I 
8-81 
FUEL  PUMP  SYSTEM 
-
C>·· -.  ..  ®  
 .T       
 .-----------·  
						

							3.  Ma in  switch 
4 .  Ma in  fuse 
9 . 
Ignit ion fuse 
13 .Ba
ttery 
14 .Eng ine  ground 
15. 
F ue l inject ion  system  fuse 
18.Jo i
nt connector 
20.Re lay un it 
22. Fuel pump relay 
23. ECU 
(eng ine contro l unit) 
60.  Fuel pump 
62.R ight 
hand lebar swi tch 
64.Sta rVeng ine stop  switch 
FUEL  PUMP  SYSTEM 
8-82  
						

							FUEL PUMP  SYSTEM 
EA$27S10 
TROUBLESHOOTING 
If 
the fuel pump fai ls t o  operate. 
TIP~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 
• Before troub le shoot ing,  remove  th e following part(s): 
1.  Ri
der seat 
2. A ir scoop 
3. Fuel tan k cover 
4. Fuel tank 
1. Check  the fuses. 
( M ain,  ig nit
ion  and fue l injectio n 
system ) 
Refe r to 
 CHECK ING THE FUS ES 
on page 8-93 . 
OK-!. 
2. Check  the battery. 
R efer  to 
CHECKI NG AND 
CHARGING THE BATTERY on 
page  8-9 4. 
OK-!. 
3. Check  the main swi t ch. 
R efer  to 
CHECKI NG THE 
SWITCHES  on page 8-89. 
OK-!. 
4. Check  the start/eng ine stop swit ch . 
Refer  to 
CHECKIN G TH E 
SWITCHES  on page 8-89. 
OK-!. 
5 .  Check the relay unit (fue l pum p re­
lay ). 
Refer  to CHECKIN G TH E RE­
LAYS on  pag e 8-9 7. 
OK-!. 
6. C heck the fue l pump. 
Refe r to 
CHECKI NG THE FUEL 
PUM P OPERATION on page 7-3. 
OK-!. 
7. Check  the entire fuel pump sys­
tems wiri ng . 
Refe r to 
CIRCUIT D IAGRAM on 
page  8-81. 
OK-!. 
Replace the ECU. 
Re fer to REPLACING THE ECU (en ­
g ine control unit ) on page 8 -93. 
NG~ 
NG~ 
NG~ 
NG~ 
NG~ 
NG~ 
NG~ 
8-8 3 
Replace th e  fuse(s). 
• C l

e an 
the battery  term inals. 
• Rech arge or replace th e battery. 
Replace th e main switch. 
Replace th e right h a nd lebar switc h. 
Re place th e relay u nit. 
Replace th e fuel pump. 
Properly con nect or repai r the fuel pump 
systems wiring.  
						

							FUEL PUMP  SYSTEM 
8-84  
						

							ELECTRICAL COMPONENTS 
EA$27973 
ELECTRICAL COMPONENTS 
4 
5 
1 
7 
17 
~ 
~ 
~ 
8 
16 
1 0 
14 
13 
8-85