Yamaha Fz 09 2014 Manual

							• Fau lty rectifier /reg ulator 
• Improper ly grounded  circu it 
•  Fau lty main  switch 
• Fau lty dimme r swi tch 
•  Hea dligh t bu lb life exp ired 
Tail/brake light does not come on 
• Too man y electrical accessories 
•  Incorrect connec tion 
Turn signal does not come on 
•  Faulty turn s ig nal switc h 
• Fau lty turn s ignal/hazard relay 
• 
Burnt -out turn signal  bulb 
•  Incorrect 
connect ion 
• Damaged or faulty wire harness 
• Improper ly grounded  circu it 
• Faulty battery 
• B lown, damaged or incorrect  fuse 
Turn signal blinks slowly 
•  Fa ulty turn s ignal/hazard relay 
•  Fa
ulty main  switch 
• Fa ulty turn s igna l switc h 
• Incorrect tum signal  bulb 
Turn signal remain s lit 
•  Faulty turn s ignal/ha zard relay 
• 
Burn t-o ut tu rn signal  bulb 
Turn signal blinks quickly 
• Incorrect tum signal  bulb 
•  Fau lty 
t urn s ig na l/hazard relay 
• 
Burnt -out turn signal  bulb 
Horn does not sound 
• Damaged or faulty horn 
•  Fau lty main  switch 
• Fau lty hor n switch 
• Fau lty battery 
•  B lown, damaged or incorrect  fuse 
•  Fau lty wi re harness 
TROUBLESHOOTING 
9-4  
						

							SELF-DIAGNOSTIC FUNCTION AND DIAGNOSTIC CODE TABLE 
EA$1AC19Q2 
SELF-DIAGNOSTIC  FUNCTION AND DIAGNOSTIC CODE TABLE 
Self-diagnostic function table 
Fault Item Reference 
code No. pages 
12  Crankshaft 
position  sensor:  no normal s ig na ls are  rece ived  from  the 
8-38 
cra nksha
ft posit ion senso r. 
13 
I n take air  press ure  sensor 1: open or sh ort  cir cu it  detected.  8-39 
1 4 
In take air  press ure  sensor 1: hose  system malfunctio n  (c logged o r 
8-41 detached  hose). 
1 5 
Thrott le positi on  sensor:  open or  short  cir c uit  detected.  8-4 2 
1 9  Sidestand 
switch : a  break  or dis co nnect ion o f th e 
black/red l ead of the 
8-44 
ECU is  detec ted . 
In take air  pressure  sensor  1 or in take  air  p ressure  sensor 2: when the 
20 ma in  switc h is  tu rned  to ON, th e intake  air  p re ssu re sens or 1 vo ltage 8 -4 6 
and  in take  air  press ure  sensor  2 voltage  differ 
greatly. 
21 Coolant  tempe rature  sensor: open or short  circuit det ec ted .  8
-48 
22 
I n take a ir  tempe ratu re sensor:  open or short circ uit  detec ted.  8-49 
24 
02 senso r: no normal sig n als are  rece ived  from  the 02 sensor. 8 -50 
25 In take air  pressu re  senso r 2: open or short  cir c uit  detected.  8-52 
26 
I n take a ir 

p ress ure  sensor  2: ho se  system 
ma lfunct io n  (clogged or 
8-5 4 
detached  hose) . 
30 L

atc h 
up detected.  8-56 
33 
Cyli nder -# 1  ign ition coil: ope n or sh or t circ uit  detected  in  the  primary 
8-56 
lead o f the  cylinder-# 1 ignition coil. 
34  Cy
linde r-# 2  ig niti o n coi l: open  or  sh ort  cir c u it detected  in  th e pr imary 
8-58 
lead o f the  cylinder-# 2 ignition coil. 
35  Cy
linde r-# 3  ig niti o n coi l: open  or  sh ort  cir c u it detected  in  the  primary 
8-59 
lead o f the  cylinder-# 3 ignition coil. 
39 I n jector : open  or short  cir cu it det ected . 8-60 
41 L ean  an gle sen sor:  open or short  ci rc uit  detected .  8-62 
Speed sensor:  no  norma l si

g na
ls are  rece ived  from  the  speed  sensor. 8 -63 
42  N
eu
tral  sw itch : open or short  circu it  is det ected .  8-65 
C lutc h sw itc h: open 
or short  cir cu it is  detec ted.  8-68 
43 
Fue l system voltage : inco rrect vo ltage s u ppl ied to the fu el  injecto r and 
8-71 fue l pump. 
4 4  EEPRO
M 
fault code  numbe r : an  error is  detec ted  while  read in g or 8 -72 writ ing  on EEPROM. 
46  C
harg ing vo ltage i s abnormal. 8-73 
50  Fau
lty  ECU memory.  (When th is malfuncti on is det ected  in  th e ECU , 8-74 
th e fau lt code  number  might  not  appear on the meter disp lay .) 
9-5  
						

							SELF-DIAGNOSTIC FUNCTION AND DIAGNOSTIC CODE TABLE 
Fault 
Item Reference 
code No. pages 
59 Accelerator pos it ion sensor : open  or short  cir cu it  detected. 8- 74 
60 YCC -T  d rive  system: ma lfu nc tion detec ted. 8 -76 
7 0 E ngine id ling stop -
Communication error with the meter 
Fault code No. Item Reference 
pages 
89 (Yamah a d iagnos tic tool) Mult i-fu ncti on meter: s igna ls can not  be  transmit-
Err  (mu lti-fu nction  meter d is - ted  between  the 
ECU and the mu lti-fu nct ion 8 -78 
p lay) met e r. 
Diagnostic code: sensor operation table 
Diagnostic Item Meter display Procedure code No. 
01 T h rott le pos it io n  se nsor 
signal 1 
•  Fully  closed pos it ion 11-21 Check  with th rott le  va lves 
f ully  closed. 
•  Fully 
open positi on 96-106 Check  with th rott le  va lves 
f ully 
open . 
03 Intake air p ress ure 1 Disp lays t h e  int ake  air  Shilt the  transmiss ion into 
pre ssure .  gear, extend  the  sides-
tand,  and t hen  operate  the 
thrott le while p u sh in g  the 
 side of th e 
s ta rt/ eng in e  stop  switch . 
(If the disp lay  value 
ch anges , 

t he 
perfor -
mance  is 
OK.) 
04 Int ake air  p res sure 2 Dis plays th e intake  air  Shilt the  transm is sion into 
pressure.  gear, ex te nd  the  sides -
land,  and th en  operate  the 
thro ttle 
wh ile p ush in g  the 
 side of th e 
s ta rt/ engi ne  stop  switch. 
(If the disp lay  value 
ch anges , 

the pe
rfor-
mance  is 
OK.) 
05 A ir  tempera ture Dis plays th e air  tempera -Comp are  the actually 
tu  re .  measured  air  tempe ra ture 
w it h  th e  mete r disp lay 
va lue. 
9-6  
						

							SELF-DIAGNOSTIC FUNCTION AND DIAGNOSTIC CODE TABLE 
Diagnostic Item Meter display Procedure code No. 
06 Coolant temperature  When 
engine  is cold : D is- Compare the actually 
p lays 
temperature c loser measured coolant temper-
t o 

air  tempera ture.  ature  wit h  the  meter  dis-
W he n  eng ine  is hot:  Dis-
play  value. 
p lays 
c u rrent coolan t tern-
perature. 
07 Vehicle speed pu lses  Vehicle speed pulse Check  that the number 
0-999 increases  when the rear 
wheel is  rotated.  The num-
be r 

is 
cumulative and 
does  not reset  each time 
the 
wheel is  sto pped. 
08 Lean ang le sensor  Lean angle sensor output  Remove the lean  angle 
vol tag e 
senso r and incli ne it  more 
• Upr ight 0.4-1.4 than 65 degrees. 
• Overturned 3.7-4.4 
09 Fuel system voltage  Fuel system vo ltage  Set the start/eng in e  stop 
(battery 
voltage)  Approximate ly 12.0 sw itch to(), and  then 
compare  the 
actually mea -
sured  battery 
voltage with 
the  mete r 
display  value. (If 
the actually measured  bat-
tery 
vo ltage is low, 
re charge  the  battery.) 
13 Thrott le position  sensor 
sig na l 2 
• Fully  closed posit ion 9-23 C heck  with thrott le valves 
fully  closed. 
•  Fully 
open  position 94-108 C heck  with thrott le valves 
fully 
open. 
1 4 Acce lerator posit ion  sen-
sor 
signal 1 
•  Fully  closed posit ion 12-22 C heck  with thro ttle grip 
fully  closed pos ition . 
• Fully open  position 97 -107 Check  with th rottle grip 
fully open  position. 
15 Acce lerator position  sen -
sor signal 2 
•  Fully  closed posit ion 10-24 Check  with th rottle grip 
fu lly  closed posit ion. 
•  Fully open  position 95-109 Check  with throttle g rip 
fu lly open  position. 
9-7  
						

							SELF-DIAGNOSTIC FUNCTION AND DIAGNOSTIC CODE TABLE 
Diagnostic Item Meter display Procedure code No. 
20 Sides tand  switc h  Extend and retract  the  sid-
• S ta nd  retracted ON 
estand  (with  the  transmis -
s ion  in gear). 
• Sta nd  ex tended OFF 
21 Gear positi on  sensor  and  Operate  the transm iss io n , 
clu tc h switc h clut ch  lever, and  sides-
• Tran sm iss ion is  in  neu-ON tand . 
tral 
•Transm iss ion is  in  gear OFF 
or  the  clu tch  lever 
r e leased 
•  Clutc h lever 
is ON 
squeezed  with 

the 
transmiss i
on in gea r 
and  when  th e 
sides · 
tand  is  retrac ted 
•  C lutc h lever i s OFF 
squeezed  with  the 
transmiss ion in gea r 
and  when  th e 
sides · 
land  is  extended 
60  EEPROM 
fault code  dis--
play 
•
No history 00 
• No malfuncti ons 
detec ted (If the 
sell -di agnosis  fault 
code 44 is  ind icated , 
the 
ECU i s  defect ive .) 
• H is tory  exists 01--03  (Cylind er fa ult 
code) 
• (If more  than one cyli n · 
der  is defect ive,  the dis-
p lay  alternates every 
two  seco n
ds to show all 
the detected cyli nde r 
nu mbers. 
W hen 
all  cylinder  num-
bers  are  show n, the 
d isplay repeats  the 
same  process.) 
11 (Data  error f or ISC  (idle 
speed contr ol)  lea rn ing 
va lues) 
9-8  
						

							SELF-DIAGNOSTIC FUNCTION AND DIAGNOSTIC CODE TABLE 
Diagnostic Item Meter display Procedure code No. 
61 Malfuncti o n  history  code -
display 
•
No histo ry 00 
• H istory  exists Fault codes 12-89 
• (If more  than one code 
numbe r is detec ted,  the 
display  alternates eve ry 
two  seco n
ds to show all 
the detected  code num-
be 
rs. 
W hen all code  numbers 
a re  shown,  the 
display 
r epeats  the same pro -
cess. ) 
62 Malfu ncti o n  histo ry  code 
erasu
re 
•No histo ry 00 -
• H istory  exists •  Displays th e total num -To erase  the history , set 
ba r 
of malfu nctions, the  start/eng ine  s
top 
includ ing the  current  sw
itc h  from l)
						

							SELF-DIAGNOSTIC FUNCTION AND DIAGNOSTIC CODE TABLE 
Diagnostic Item Meter d isplay Procedure code N o. 
67 
ISC  (id le speed con tro l) 00 To  erase  the ISC (idle 
l earning 
cond it ion d isp lay  I SC  (idle speed cont rol) speed contro l)  learni ng 
ISC  (id le 
speed con tro l)  learn ing dat a  has  been  data, set the  sta rVen gine 
l earn ing data  erasure  erased. 
stop sw itch  from l5
						

							SELF-DIAGNOSTIC FUNCTION AND DIAGNOSTIC CODE TABLE 
Diagnostic Item Actuation Procedure code No. 
48 A ir  induc tio n system sole-Act ua tes  the  air  induction  C
heck that  the  air  in d uc-
no id  system soleno id five  times  tion system soleno id is 
at one-second int ervals. actuated  five ti mes by li s -
1 
llum inates  the engine  tening for th e  opera ting 
troub le wa rn ing li g h t. sound. 
50 Re lay un it Actuates  the relay un it  five 
Check tha t the re lay u nit  is 
t imes  at one -second  int
er-actuated  five ti mes  by lis-
vals. ten ing  for th e  operat ing 
1 llum inates  the engine  sound. 
trouble wa rn ing li g h t. 
51 Rad iato r fan motor relay Act uates  the  radia tor fa n  Check th at the  rad ia tor  fan 
mo tor 
r e lay five  times at moto r relay is act ua ted 
five-second 
i nt erva ls. five  times by listeni ng for 
1 llum inates  the engine  the ope

r
ati n g  sound. 
troub le war nin g li ght. 
52 Head light  relay Actu ates  the headl ig ht C heck that  the head light 
rel ay five times at five -sec-re lay i s  actuated  five times 
ond 
interva ls.  Illumi nates by listen ing for  the  opera t-
th e engine 
troub le warning 
ing  sound . 
li g ht. 
9-11  
						

							EVENT CODE TABLE 
EA$1AC1903 
EVENT CODE TABLE 
TIP~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 
The  event  code numbers listed  below cannot  be displayed on the  meter.  To disp lay the  event  code 
numbers , u se  the  Yamaha  diagnostic 
tool. 
No. Item Symptom Possible causes Note 
192 Intake a ir  pres -Brie f abnormal ity  Same as fault code  13  Perform  the inspection 
sure  sensor  1 detected  in the  items  li sted  for 
fault code 
i ntake  air  pressure  No. 13. 
sensor 1 
1
93 T h rott le posi-Brie f ab nor mal ity Same as fau lt code  15  Perform  the inspection 
tion  sensor  detected in the  items 
li sted for fau lt code 
throttle  positi
on No. 15. 
senso r 
1
95 S idestand  Brief abnormal ity Same as  fault  code  19  Perform  the inspection 
sw itch  detected in the  items  li sted  for 
fault code 
ECU (bla ck/ red  No. 19. 
lead) input  li ne 
1
96 Coo lant tempe r- Brie f abno rmal ity  Same as fault code 21 Perform  the inspection 
ature  sensor  detected a in  the  items  li sted  for 
fault code 
coolant  temper
a-No. 21. 
tu re  senso r 
197 
In take a ir  tern- Brief ab no rm ality Same as fau lt code  22 Perform  the inspection 
perature  sensor detected  in the  items  li sted  for 
fault code 
i ntake  air  tempera - No. 22. 
ture  sensor 
1
99 Intake a ir  pres -Brie f abnormal ity  Same as fault code  25 Perform  the inspection 
sure  sensor  2 detected  in the  items  li sted  for 
fault code 
i ntake  air  pressure  No. 25. 
sensor2 
203 Lean  angle sen-Brie f ab nor mal ity Same as fau lt code 41 Perform  the inspection 
sor  detected in  the  lean  items 
li sted for fau lt code 
angle  sensor  No. 4
1. 
207  Accele rato r Brie f abno rmal ity  Same as fault code  59 Perform  the inspect ion 
pos ition  sensor  detected in the  items  li sted  for 
fault code 
acce lerator  pos i-
No. 59. 
tion  senso r 
9-12  
						

							EVENT CODE TABLE 
No. Item Symptom Possible causes Note 
240 02 sensor  During 0
2 feed· -Open or short c
ir · -If a fau lt code  is 
(Stuck at the  back, the ad just · cuit  in the  wire har· occurri ng , respond  to 
uppe r 
limi t for  ment 

i s  mainta ined  ness between  the  that fi rst. 
adj
ust me nt)  at  the  upp er lim it sensor  and  ECU • Rarely , Code 240 
-Drop in fue l pres· occ urs even  whe n  th e 
sure  system 
is  fun ction ing 
-
C logged  fuel inj ec· properly. 
t
or 
-Fau lt in  sensor 
-Ma lfunct ion in  ECU 
-Ma lfunct ion in  the 
fue l injec tion sys· 
tern 
241 0
2 sensor  During 02 feed· -Open or short cir· -If a fau lt code  is 
(Stuck at the  back, the adjust · cuit in the  wire har· occurri ng , respond  to 
lower  lim it for  ment 

i s  mainta ined  ness between  the  that fi r s t. 
ad j
ustme nt)  at  the lowe r limi t sensor  and  ECU • Ra rely , Code 241 
-Drop  in fuel pres · occu rs  even  whe n  th e 
s ure  system 
is  fun ction ing 
-
C logged  fuel inj ec· properly. 
t
or 
-Fau lt in  sensor 
-Ma lfunct ion in  ECU 
-Ma lfunct ion in  the 
fue l injection sys· 
t ern 
242 ISC Dur ing i d ling, the Idl ing eng ine  speed is -Implemen t diagnos is 
(Stuck at the  adjustme nt is mai n·  s
low mode  D67, and  check 
u pper 
limit for tained  at the up per  -Clogged  th rottle the ISC maintenance 
ad j
ustment ) limit body 
reque st. 
-Poor ly ad justed -If a fau lt code  is 
t hrott le  cab le occurri ng, respo nd  to 
-Poor ly ad justed 
that fi rst. 
cl ut ch  cab le 
• Rarely, Code 242 
-Malfunction in the 
occurs even  when  the 
fu el in jec tio n sys · syst em is fun ction ing 
t ern 
proper ly . 
-D irty or worn  spark 
plug 
-Ma lfunc tion in the 
battery 
-Ma lfunc tion in ECU 
9-13