Yamaha Fz 09 2014 Manual

							FUEL INJECTION  SYSTEM 
DIAGNOSTIC MODE 
Setting the  diagnost ic  mode 
1.  Turn  the main  switch  to 
OFF. 
2.  Disconnect  the wire harness coupler from  the fue l pump. 
3. 
S imultaneo usly press  and hold the SELECT button  1 a nd RESET b utto n 2 , tu rn  the  main 
switch t o  ON, a nd continue to  press  the buttons  for 8  seco nds  or more. 
• , dlRG 
TIP----------------------------------
dlAG  appears  on  the display . 
4. Press  the SELECT bu tto n to selec t th e  diagnostic  mode dlAG. 
5. S imultaneo usly press  the SELECT and RESET butto ns  for  2 seco nds or more  to  set  the  diagnos ­
t ic  mode. 
TIP-------------------------------~ 
The diagnost ic  code  number 1  appears  on  the display. 
6. Select th e  diagnost ic  code  number  correspond ing  to  the fau lt code n umber by  press ing  the SE -
LECT and RESET  buttons. 
TIP-------------------------------~ 
The diagnostic  code number  appears  on the display (1-70). 
•To decrease  the selected diagnos tic code n umber , press  the RESET butto n.  Press  th e RESET 
button  for 1 second  or longer to automatically decrease  the diagnos tic  code  numbers. 
•To increase  th e selected diagnostic  code number,  press the SELECT button.  Press the SELECT 
button for 1 second  or longer to automa tically inc rease  the diagnostic  code numbe rs. 
d : 
i 
7 0 - 1 ~ 87-~~:_r-=-1-----:::70~ 
7.  Ver ify the  operatio n of the sensor or actuator. 
• Sensor operat ion 
T he  data  representing  the operating  condit ions 
of the  sensor  appears  on the disp lay. 
• 
Actuator  operation 
Set the  start/engine  stop switc h to () to  ope rate  the  actuator. 
TIP----------------------------------
lf th e start/e ng in e  stop switch is  set  to O  , set  it to 15
						

							FUEL INJECTION  SYSTEM 
TIP~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 
Information about  each diagnos tic  code  number  is  orga nized in  th is manual as follo ws: 
•  If 
a  diagnostic  code number  has a correspo nding fau lt code  number,  the  informat ion  is  show n in 
TR OUB LESHOOT ING DETA I

LS. 
(Refer  to TR OUB LESHOOT ING DETAILS on page 8·38.) 
•  If 
a 

d iagnostic  code number  does not have  a correspond ing 
fau lt code  number , the  in formation  is 
shown  in 
 DIAGNOST

I C  CODE 
TABLE.  (Refer to SELF-DIAGNOST IC  FUNCT ION AND DIAG· 
NOSTIC  CODE TABLE 
on  page  9-5.) 
9.  Connec t the  wi
re harness coup ler to the fue l pump. 
EA$1ACHll2 
YAMAHA DIAGNOSTIC  TOOL 
This mode l uses the Yamaha  diagnostic tool to identify ma lfunctions. 
For  informat ion  about using  the  Yamaha  diagnostic tool, refer  to the  operat ion manua l that is included 
w ith 
t h e 
tool. 
Yamaha diagnostic tool 
90890-03215 
Featu res of the Yamaha  diagnostic tool 
Yo u 
can  use  the Yamaha  diagnostic tool to iden tify malfu nctions qu icker  than with conve ntional· 
methods. 
By  connect ing the  adapter  interface , wh ich  is connected  to  the 
USB port  of a computer , to  a veh icles 
ECU 
u sing  the communication cab le, you  can disp lay informat ion  that  is  necessary  for identifying ma l­
functi ons  and  for maintena nce to display on  the  computer. The displayed i nformat ion inc ludes the sen· 
sor  output  data and in format ion  recorded  in the ECU. 
Functions  of the  Yamaha  diagnost ic tool 
Fault 
d iagnos is  mode: 
Funct ion  diagnostic  mode: 
Inspect ion  mode: 
CO adjustment  mode: 
M on ito ri
ng mode: 
Logg ing  mode: 
View  log: 
ECU 
rewr ite: 
Fault codes  recorded on the ECU are read,  and the contents  are 
disp layed. 
The freeze  frame  data (FFD ) is  the  opera tion data  when  a mal· 
funct ion  was  detected.  This  data can be  used  to identify  when 
the 
malfunct ion occurred  and check  the engine  conditions  and 
ru nning  cond itio ns  when  it occ urred. 
Check  the operation 
of the output value of each  sensor  and actu­
ator. 
Determine  whether each sensor  or actuator  is  functioning 
prop­
erly. 
Ad just  the concentrat ion of CO admissions  during idling. 
D isplays  a 

g raph 
of sensor  output values fo r actua l operat ing 
cond itions. 
Records  and saves  the sensor  output 
valu e in actu al driving con­
dit ions. 
D isp lays  the 
logging dat a. 
If necessary , the ECU is  rewr itten using ECU rewr ite  data pro­
vided  by Yamaha. 
Igni tion  timing  adjustment,  etc. canno t 
be changed  from the vehi­
cles  origina l state. 
However,  the diagnostic 
too l cannot be used  to freely change  the bas ic vehic le functi ons , such as ad· 
justi ng  the ignit ion  timing. 
Con necting  the Yamaha  diagn ostic 
tool 
Remove  the protective cap 1 , and  th en  con nect  the  Yamaha  diagnost ic too l 2  to  the coup ler. 
8-37  
						

							FUEL INJECTION  SYSTEM 
~ 
.. L le r 
2 
TIP~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 
When  the Yamaha  diagnostic too l is  connec ted  to the veh ic le , the  opera tion of th e mu lti -f u ncti on mete r 
and  i
ndicato rs wi ll be  diffe ren t from the norma l operation. 
TROUBLESHOOTIN G DETAIL S 
This  sect ion describes  the measures  per fault code  number disp layed o n  the  meter.  Check and serv ice 
the  items  or compo nents that are  the 
probab le cause of the ma lfunction  follow in g the order  given. 
After  the  check  and service  of  the 
malfu ncti onin g part  have  been comple ted, reset  the meter disp lay 
accord ing to  the reinstateme nt method . 
Fault code  No.: 
Fault code  number displaye d on  the  meter  whe n  the  engine fa iled to  work norma lly. 
D iagnostic  code No.: 
D iagnostic  code number  to  be  used  whe n the  diag no stic  mode  is  operated.  Refer to 
DI AGNOS TIC 
MODE  
on  page  8-36. 
Fault code No. 12 
Item Crankshaft position sensor: no normal signals a re  received 
from the crankshaft position sensor. 
Fail-safe system U nable to  star t eng ine 
Unab le to drive veh icle 
Diagnostic code No. -
Meter display -
Procedure -
Item Probable cause of Maintenance job Confirmation of service 
malfunction and c heck completion 
1 Connect ion of cran kshaft Improper ly co nnec ted -+ Crank  th e  engine . 
pos ition  senso r 
coupler. Co nnec t the co upler  secu rely  F
au lt code  numbe r 

is  not  dis -
Check  the 
lock ing condit ion  or replace the wire  harness. played -+ Serv ice  is  fin ished . 
o f the 
coup ler. Fau lt code  number  is  dis-
D isconnect  the 
coup ler and p layed -+ Go to  item 2. 
chec k the  pins (bent or b ro -
k e n 
termi na ls and locking 
co ndi tio n of the p ins) . 
8-38  
						

							FUEL INJECTION  SYSTEM 
Fault code No. 12 
Item Crankshaft position sensor: no normal signals are received 
from the crankshaft position sensor. 
2 Connection of wire  harne ss Improperly connected -t Crank  the  eng ine. 
ECU  coup ler. Connect  the coupler securely  Fault code numbe r is  not  dis-
Check  th e 
locking cond ition or r eplace the  wire  har ness. played -t Service  is  fin is h ed. 
o f  the 
co upl er. Fault code  numbe r is  dis -
D isconnect  the 
coupler and played -t Go to  item 3. 
check  the pins (be nt or b ro -
k e n 
termi nals and locking 
condit ion of the  pins). 
3  Wir e  har ness  contin uity. 
Open or short  circu it -t Crank  th e  engine. 
Rep lace the  wire  harness. Fault code  number is  not  dis-
Betwee n cra nkshaft  position 
played -t Service  is  fin is h ed. 
se ns or 
coup le r and EC U Fault code  numbe r is  dis -
coup ler.  played -t Go to  item  4. 
gray -gray 
Be tween 
cran ksh aft pos ition 
se nsor 
coup ler and jo int  con -
n ec t
or. 
black/blue- black/blue 
Between joint connec tor  and 
ECU  coupler. 
b lack/blue- b
lack/blue 
4 Installed condition of cran k-Improper ly  in stalled sensor  Crank th e  engine . 
shaft 
positi on  sens or. -t Reinstall or replace the Fau lt code  numbe r is  not  dis-
Check  for 
looseness or  sensor. played -t Serv ice  is  fin is h ed. 
pinch ing.  Refer to 
GENERATOR AND Fault code  numbe r is  dis-
Check  the 
gap (0.85 mm STARTER CLUTCH  on played -t Go to  item 5. 
(0.0335 i n))  between  the  page 5-30. 
crankshaft  position sensor 
and  the genera tor  rotor. 
5  Defective 
cranks haft  pos ition  Chec k the  cran kshaft  posi- Crank th e  engine . 
sensor.  lion  sensor. 
Fault code  numbe r is  not  dis-
Refer  to 
CHECKING THE p layed -t Serv ice  is  fin ished. 
CRANKSHAFT 
POSITION Fau lt code  numbe r is  dis-
SENSOR  on page 8-101. 
played -t Go to  item 6. 
Rep lace if  defective. 
6 
Mal func tion in ECU. Rep lace the ECU. 
Refe r to REPLACING THE 
ECU (en g ine contro l u n it) on 
pag e 8-93 . 
Fault code No. 13 
Item  Intake air pressure sensor 1: open or short circuit detected. 
Fail-safe system Able to  start  eng ine 
Ab le to  drive vehicle 
Diagnostic code No. 03 
Meter display D isp lays the  in ta ke  air  press ure. 
8-39  
						

							FUEL INJECTION  SYSTEM 
Fault code No. 
13 
Item  I
ntake air  pressure  sensor 1: open  or  short  circuit detected . 
Procedure 
Shift the  transmiss ion into gea r,  e xten d  the  sid esta nd, a nd  then 
opera te  the 
throttle while push in g  the (i) side  of  the  starVeng ine 
s t
op swi tch. (If the disp lay value changes,  the perfo rmance  is OK.) 
Item  Probable 
cause 
of 
Maintenance job Confirmation  of  service 
malfunction and  check comp letion 
1  Conn
ection of intake  air pres-Improperly co nnec ted -+ Turn the main  sw itc h  to ON . 
sure  sen sor 1 coup ler. Co nne ct  the  couple r secu rely  Fau lt code  number  is  no t dis -
C heck  the 
locking co ndition or replace the  wire  harness. p layed -+ Service i s  fi n is hed . 
of the coupl er.  Fault cod
e number  is  dis -
D iscon nect  the 
co up le r and p layed -+ Go to  item 2. 
c he ck  the  pins (be nt or b ro-
k e n 
termina ls a nd lockin g 
condit ion  of the p ins ). 
2  Connection  of w ir e  har ness 
Improperly co nnec ted -+ Turn the main  sw itc h  to ON . 
E CU  coup ler. 
Con nect the  coup le r sec urely Fau lt code  num ber is  no t dis-
C heck  the 
locking co ndition or r eplace the  wire  harness. p layed -+ Service i s  fi n is hed . 
o f  the 
co upl er.  Fault cod
e number  is  dis -
D iscon n
ect the co up le r and p layed -+ Go to  item 3. 
c he ck  the  pins (be nt or b ro-
k
en t erminals a nd lockin g 
co nd iti on of the p ins). 
3  W
ir e  ha rne ss  continuity. O pe n or short  circu it -+ Turn the main  sw itc h  to ON . 
Rep lace 
the  wire  harnes
s. Fau lt code  number is  no t dis-
Between  intake air pressure 
p layed -+ Service i s  fi n is hed . 
sensor  1 
couple r and ECU  Fault cod
e number  is  dis -
coup ler.  played -+ Go to  item 4. 
p ink-pin k 
B etwee n intake  air 
pressure 
sensor  1 
coupler and join t 
connecto
r. 
b lue-blue 
b l
ack/blue -black/b lu e 
Between  joint connec tor and 
ECU  coup ler. 
b lu
e-blue 
b lack/blue-black/bl ue 
4 Insta lled co nd iti on of in take Im proper ly  installed senso r Turn  the main  sw itc h  to ON . 
air  pressure  sensor 1 . -+ Reinstall or rep lace  the Fault code  number  is  no t dis-
Check  for 
loose ness or sensor. played -+ Service i s  fi n is h e d. 
p inc hing . 
Fault code  num ber is  dis-
p layed -+ Go t o  item 5 . 
8-40  
						

							FUEL INJECTION  SYSTEM 
Fault code No. 13 
Item  Intake ai
r pressure sensor 1: open or short circuit detected. 
5  Defect i
ve intake  air pressu re  Execute  the diagnost ic  Turn the main  switch  to ON. 
sensor  1.  mode. (Code No. 03) Fau lt code  num ber is  no t dis-
When  engine  is  stopped: 
played --+ Serv ice  is  fi n ished. 
Atmosp he ric 
pressu re at th e Fau lt code  numbe r  is  dis -
curre nt 
a lti tu de and  weather p layed --+ Go to  ite m 6. 
cond itions  is  indicat ed. 
At  sea 
leve l: Approx. 101 kPa 
(757.6  mmHg, 29.8 inHg) 
1000 m (3300 ft)  above  sea 
leve l: Approx. 90 kPa (675. 1 
mmHg , 26.6 inHg) 
2 000 m (6700 ft)  above  sea 
leve l: Approx. 80 kPa (600.0 
mmHg , 

23.6  inHg) 
3000 m (9800 ft)  above  sea 
leve l: Approx. 7 0 kPa  (525.0 
mmHg , 

20.7  inHg) 
When  engine  is  crank in g: 
M ake  sure  th
at the indication 
value changes. 
T he 
value does  not change 
w he n  engine  is cranking . 
--+ 
Check  the intake  air  press ure 
sensor  1. 
Rep lace if 

defective. 
Re fe r  to 
C H ECK ING T HE 
INTAKE  AIR  PRESSURE 
SENSOR  
on page 8-109. 
6 
Malfunc tion in ECU.  Replace the ECU. 
Re fe r  to R EPLACING THE 
ECU (engine co ntr ol u nit)  on 
page  8-93. 
TIP~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 
If  fa ult cod e num bers 13 and 14 a re  both  ind icated , ta ke  th e act ions  spec ified  for fa ult code  numbe r 
13 first. 
Fault code No. 14 
Item  Intake ai
r pressure sensor 1: hose system malfunction 
(clogged or detached hose). 
Fail -safe system Able to  start  eng ine 
Able to  drive vehicle 
Diagnostic code No. 03 
Meter display D isp lays the  in ta ke  air pressure. 
Procedure S hift  the  transmiss ion  into gear,  extend  the sidesta nd , a nd  then 
opera te  the throttle  while push in g the(?) s id e of the  start/eng in e 
stop  switc h. 
(If the disp lay  value changes , the performance  is OK.) 
8-41  
						

							FUEL INJECTION  SYSTEM 
Fault code No. 14 
Item  Intake air pressure sensor 1
: hose system malfunction 
(clogged or detached hose). 
Item Probable cause of Maintenance job Confirmation of service 
malfunction and check completion 
1  Condit
ion of intake a ir  pres-Clogg ed or detached  hose -+ Start the  engine  and let it idl e 
sure sensor  1 ho se.  Repair  or replace the  sensor  fo r approximately 5  seconds. 
Check  the intake 
air  pressure  hose. Fau lt code  numbe r  is not  dis-
sensor  hose condition. 
p layed -+ Service is  fin ish ed. 
Fault code  number  is  dis-
played -+ Go to  item  2. 
2  Defective 
intake  air pressure  Execute the diagnost ic 
sensor  1.  mode. (Code No. 
03) 
When engine  is stopped: 
A tmospher ic  pressure 
at the 
current 
a lti tude and  weather 
conditions  is ind icated. 
A t sea 
leve l: Approx. 101 kPa 
(757 .6  mmHg , 29.8  inH
g) 
10 00 m (3300 ft)  above  sea 
level: Approx. 90 kPa  (675.1 
mmHg , 26.6 inHg) 
2000 m (6700 ft)  above  sea 
level: Approx. 80 kPa (600.0 
mmHg , 

23.6  inHg) 
3000 m (9800 ft)  above  sea 
level: Approx. 70 kPa (525.0 
mmHg , 

20.7 
inHg) 
When  engine  is cra nking : 
M ake  sure  that the indication 
value ch a nges. 
T he 
value does  not change 
w hen  engine  is  cranking. 
-+ 
Check  the intake  air  pressure 
senso r 
1. 
Replace if  defective. 
Re f
er to CHECK ING THE 
IN TAKE  AIR  PRESSURE 
SENSOR  
on page 8-109. 
Fault code No. 15 
Item Throttle position sensor: open or short circuit detected. 
Fail-safe system Able/Unab le to  start  engine 
Able/Unab le to drive vehic le 
Diagnostic code No. 01, 1 3 
8-42  
						

							FUEL INJECTION  SYSTEM 
Fault code No. 15 
Item  Throttle position sensor: open or shor
t circuit d etecte d . 
01 Meter disp lay  Throttle pos it ion  senso r sig nal 1 
• 11-21 (fully  closed posi tio n) 
•  9S-106  (fully open  po sition) 
Procedure • Check  with throttle  valves  fully closed. 
• 
Check  with throttle  valves fu lly open. 
1 3 
Meter disp lay  Throttle pos it ion  senso r sig na l 2 
• 9-23 (fully  closed position) 
• 94-108 (fully open  position) 
Procedure • Check  with throttle  valves  fully closed. 
• 
C heck  with throttle  valves fu lly open. 
Item Probable cau se of Maintenance job Confirmation of service 
malfunction and check comple tion 
1  Connection of throttle pos i-Improper ly connec ted -+ Turn the  mai n switch  to ON. 
tion senso r coupler. C on nec t the c oupler  securely  F
au lt code  numbe r 

is 
not  dis-
Check  the 
loc king 
condi tio n or replace the  wire  harness. played -+ Serv ice i s f in is h ed. 
of the coup ler.  Fault code  number  is  dis-
D is c on nec t the 
coupler and p layed -+ Go to  item 2. 
c h ec k the  pins (be nt or b ro -
k e n 
term ina ls a nd lock ing 
condi tio n of the pins). 
2  Connect io n 
of wire  harness Improper ly connected -+ Turn  th e  mai n switch  to ON. 
E CU  coup ler. 
C on nec t the c oupler  securely  F
a ult code  numbe r 

is 
not  dis-
C heck  the 
loc king 
condi tio n or replace the  wire  ha rness. played -+ Serv ice i s  fin is h ed. 
of the coup ler.  Fault code  number  is  dis-
D is c on nec t the 
coupler and p layed -+ Go to  item 3. 
c h ec k the  pins (be nt or b ro -
k e n 
term ina ls a nd lock ing 
condi tio n of the pins). 
3  Wire 
harness  continu ity . 
Open or sh ort  circui t -+ Turn the mai n switch  to ON. 
Rep lace 
the  wire  ha rness. Fau lt code  numbe r 

is 
not  dis -
Be twee n 
thrott le pos ition p layed -+ Serv ice i s f in is h ed. 
sensor 
coup ler and ECU  Fault code  number  is  dis-
coup le r.  played -+ Go to  item 4. 
b lack/blue -bla ck/bl ue 
w hite-white 
black -black 
b l
ue-blue 
4 Ins talled cond iti o n of th rottle  Imprope rly  in stalled se nsor  Turn the main  switch  to ON. 
position  senso r. -+ Reinst all or adjust  the Fault code  numbe r is  no t dis -
Check  for 
looseness or  sensor. played -+ Serv ice i s  fi n is h ed. 
pinching.  Refe r  to 
ADJUST IN G THE Fau lt code  numbe r 

is d is-
T HROTTLE 
POSIT IO N  SEN -played -+ Go to  item 5. 
SOR on  page  7-12. 
8 -4 3  
						

							FUEL INJECTION  SYSTEM 
Fault code No. 15 
Item Throttle position sensor: open or short circuit detected. 
5 Th rott le posi tion  sensor  Meas ure  th e  throttl e pos ition  Turn the main  switch  to ON. 
resis tance.  sensor resista nce. Fau lt code  num ber is  no t dis-
b lack/blue -blue  played --+ Serv ice  is  fi n ished. 
Re fe r  to 
CHECK IN G THE Fau lt code  numbe r  is 

dis -
THROTILE POS ITION  SEN-
played --+ Go to  ite m 6. 
SOR  on page  8-107. 
6  Defec
ti
ve thrott le posi tion  Check thrott le pos it io n  se n-
Turn  the main  switch  to ON . 
sensor.  sor sig na l 1. Fau lt code  numbe r is  no t dis-
Execute  the diagnost ic 
played --+ Serv ice  is  fi n ished. 
mode. 
(Code  No. 01)  Fault cod
e number  is  dis -
When  the 
throttle  valves a re p layed--+ Go to  item 7. 
fully  closed: 
A value o f  11-21  is  indicate d. 
When 
th rottle valves a re fu lly 
open: 
A 
value of 96-106 is  indi-
cated.  C heck 
th rott le pos ition se n-
sor 
s ig na l 2. 
Execute  the diagnos tic 
mode. 
(Co de  No.  13) 
When  the 
t h rott le valves are 
fully  closed: 
A value of 9 -23 is  indicate d. 
When  the 
t h rott le valves are 
fully open: 
A 
value of 94-108 is  indi-
cated.  An  indica ted 
value is out of 
the specified  range --+ 
Rep lace the th rott le position 
sensor. 
7 
Malfunc tion in ECU. Rep lace the ECU. 
Refer  to REPLACING THE 
ECU (eng ine co ntr ol u nit)  on 
p a ge  8-93. 
Fault code No. 19 
Item Sidestand switch: a break or disconnection of the b lack/red 
l
ead of the ECU is detected. 
Fail -safe system Unab le t o  start  engine 
Unab le t o  drive vehicle 
Diagnostic code No. 20 
Meter display Si destand  switch 
• ON  (sidesta nd retrac ted) 
• OFF  (sidestand  ext en ded ) 
Procedure Extend  and  retrac t the  sidestand  (with the transm ission  in  gear). 
8-44  
						

							FUEL INJECTION  SYSTEM 
Fault code No. 19 
Item Sidestand switch: a break or disconnection of the black/red 
lead 
of the ECU i s detected. 
Item Probable cause of Maintenance job Confirmation of service 
malfunction and check completion 
1 Co nnec tio n of sidesta nd Imp roperly co nnec ted -+ Turn  the main sw itch  to ON, 
sw itch coup ler. C on nect  the couple r sec ure ly and  then  exte nd  an d retract 
Chec k th e 
loc king co nditi o n or replace th e  wir e  ha rness.  the  s ides ta nd. 
of  the co up ler .  F
au lt cod e  n
umb er  is  not  dis -
D isc
onnect  th e co up le r and p layed -+ Ser vice i s  fi n is h ed . 
c h eck  th e 
p in s  (be nt o r  bro -
Fau lt code  numbe r 

is 
d is · 
ke n term

i
nal s a nd lo ck in g  played -+ Go to  it e m 2. 
condit ion  of the  pins ). 
2  Connec tion 
of wir e  ha rness Improperly co nnec ted -+ T u rn  the mai n sw itch  to ON, 
E CU  coup ler . Con nect  the coup le r sec ure ly and  then  exte nd  an d retract 
C heck  the 
locking conditio n  or re pla ce the  wire  ha rne ss.  th e  sid e stand. 
o f  the co up ler .  F
au lt cod e  n
umb er  is  not  dis -
D isc
onnect  the co up le r and p layed -+ Ser vice i s  fi n is h ed . 
c h eck  the  pi
ns (b en t or bro -Fau lt cod e number  is  dis-
k e n 
termina ls a nd lo ck in g  played -+ Go to  it e m 3. 
condit ion  of the  pins ). 
3  Connec tion 
of main  switc h Improperly co nn e cted -+ Turn  the main sw itch  to ON, 
co uple r. Co nnect the  co up le r sec ure ly and  then  exte nd  an d  ret ract 
C heck  the 
locking conditio n  or re pla ce the  wire  ha rne ss.  th e  sid e stand. 
o f  the co up ler .  F
au lt cod e  n
umb er  is  not  dis -
D is co n n
ect th e co up le r and p layed -+ Ser vice i s  fin is h ed. 
c h eck  the  pi
ns (b en t or bro -Fau lt cod e number  is  dis-
k e n 
term

i
nal s a nd lo ck in g  played -+ Go to  it e m 4. 
co nd iti o n  of the p in s). 
4  Co
nnec tio n of relay un it  c ou-Improperly co nnec ted -+ T u rn  the mai n sw itch  to ON, 
pier. Co nnect the  co up le r sec ure ly and  then  exte nd  an d  ret ract 
C heck  the 
lo cking conditio n  or re pla ce the  wire  ha rne ss.  th e  sid e stand. 
o f  the co up ler .  F
au lt cod e  n
umb er  is  not  dis -
D is co n n
ect th e co up le r and p layed -+ Ser vice i s f in is h ed. 
c h eck  the  pi
ns (b en t or bro-Fau lt cod e number  is  dis-
k
en t ermina ls a nd lo ck in g  played -+ Go to  it e m 5. 
co nd iti o n  of the p in s). 
5  W ir e  harne ss  contin u it y . Ope n or  short  cir c u it -+ Turn  the mai n sw it ch  to  ON , 
Rep lace 
t h e  wi re  ha rn ess .  and then  exte nd  a nd 
retract 
Between  main  sw it ch 
coupler t h e  sid e stan d. 
a nd 
re la y un it co upler .  Fault code 

n umb er  is  not  dis -
brow n
/red-black/red played -+ Ser vice i s  fi n is h ed. 
Between  main  sw it ch 
coupler  Fault cod e number  is  dis-
a nd 
ECU  coupler.  pla ye d -+ Go to  ite m  6 . 
black/red-black/ red 
Between re la y u nit co uple r 
and 

s id es ta nd  sw it c h  co u-
p ie r. 
b lu e/bla ck- blue /b lack 
8-45