Yamaha Fz 09 2014 Manual

FUEL INJECTION  SYSTEM 
Fault code No. 30 
Item 
Latch up detected. 
Fail -safe system U nab le t o  start  engine 
Unab le t o drive vehic le 
Diagnostic code No. 08 
Me ter display Lea n ang le senso r outpu t voltage 
•  0. 4-1 
.4 (u pright) 
• 3.7-4.4  (overtur

ned) 
Procedure Remove  the lean  ang le senso r and incline i t  more than  65 
d eg rees. 
Item  Probable cause of Maintenance job Confirmation of service 
malfunction and check completion 
1 The vehic le has  over tur ned.  Raise  the...

FUEL INJECTION  SYSTEM 
Fault code No. 33 
Item Cylinde r-#1 ignition coil: open or short circuit detected in the 
primary lead of the cyllnder-#1 Ig nition coll. 
Actuation Actua tes  the  cyli nder -# 1  ignit ion coi l five times  at  one -seco nd 
in terva ls. 
I lluminates 
th e  engi ne tro uble warning li g ht. 
P rocedure C hec k that  a spark  is  generated  five times. 
• Co nnec t an  ign ition  ch ecker. 
Item  Probable cau se of Maintenance job Confirmation of service 
malfunction and check...

FUEL INJECTION  SYSTEM 
Fault code No. 33 
It em  Cylind
er-#1 ignition coil: open or short circuit detected in the 
primary lead of the cyllnder-#1 Ig nition coll. 
6 Malfunc tio n in ECU. Execute  the diagnos tic 
mode.  (Code No. 30) 
No  spark 
~ Replace the 
ECU. 
Refer to REPLACING THE 
ECU (eng ine co ntrol unit)  on 
page  8-93. 
Fault code No. 34 
It em  Cylind
er-#2 ignition coil: open or short circuit detected in the 
primary lead of the cylinder-# 2 ignition coil. 
Fail -safe 
system Ab le to...

FUEL INJECTION  SYSTEM 
Fault code No. 
34 
Item  Cy
linder-#2 ignition coil: open or short ci rcuit detected in the 
primary lead of the cyllnder-#2 Ignition coll. 
4 Ins tall ed con dition  of cylin - Imp roper ly  installed i gn ition Sta rt the  en gin e a nd let it id le 
der -#2 ignition coil.  coil -) R einstall or r ep lace f o r app roximately 5  seco nds. 
Che ck  for looseness or the  ignition coil. Fau lt code  numbe r  is not  dis-
p inc hing . 
p layed -) Service i s f in is h e d. 
Fau lt...

FUEL INJECTION  SYSTEM 
Fault code No. 35 
Item  Cy
linder-#3 ignition coil: open or short ci rcuit detected in the 
primary lead of the cyllnder-#3 Ignition coll. 
2  Connect
ion of wire  harness Improper ly connected -t Start the  engine  and let it id le 
ECU  coupler. 
Connect  the coupler securely for approximately 5 seco nds. 
Check  the 

locking 
co ndi tion or replace the  wire  harness. Fau lt code  number is not  dis-
of the co upl er.  p
layed -t Serv ice i s  fin is h ed. 
D isconnect  the...

FUEL INJECTION  SYSTEM 
Fault code No. 39 
Item Injector: open or short circuit detected. 
37 
Actuation Actua tes  injec tor #2 five times at one-second int ervals. 
I lluminates 
th e  engi ne tro ub le warning li g ht. 
Procedure Chec k that in jec tor #2  is  ac tua ted five times  by listening for  the 
ope rating  sound. 
38 
Actuation Actuates  in jector  #3 five times at one-second intervals. 
I lluminates 
th e  engi ne tro ub le warning li g ht. 
Procedure Check  that injector  #3 is  actuated...

FUEL INJECTION  SYSTEM 
Fault code No. 39 
Item Injector: open or short circuit detected. 
5  Wir e  harness  continui ty. 
Open or short  circuit ~ Execute  the  diag nostic 
Rep lace the  wire  harness.  mode. (Code  Nos. 36, 37, 
Between i njecto r 
coupler and 
38) 
ECU coupler. No operat ing  sound ~ Go to 
Injecto r #1 item 6. 
red /b lack-red/b lack Operat ing sound ~ Go to 
Injecto r #2  item 7. 
green/b lack-gree n/b lack 
Injector 
#3 
b lue/b lack -blue /b lack 
Between i nje ctor coup ler and...

FUEL INJECTION  SYSTEM 
Fault code No. 
41 
Item Lean angle sensor: open or short circuit de tected. 
2 Connecti o n of w ir e  harness Improperly connected ~ Turn the main switch  to ON, 
ECU cou p ler. Connect the coupler secure ly th en  to OFP, and then back 
Check th e locking cond it ion or replace th e  wire har ness. to ON. 
of the cou pler.  Fault code number is not dis · 
D is c on nect the coupler and played ~ Service i s  fin is h ed. 
c h eck  the pi
ns (bent or bro -Fau lt code number is  d...

FUEL INJECTION  SYSTEM 
Fault code No. 42 
A Speed sensor: no normal signals are received from the 
speed sensor. 
Item B Neutral switch:  open or sho rt  circuit  is  detected. 
c Clutch sw itch:  open or short  circ uit  is  detec ted. 
Procedure Check  that the numbe r increase s when  the  rear whee l is  rotated. 
T he n umber 
is cumu lative and  does  not reset  each time  the whee l 
is 

s topped . 
Item Probable cause of Maintenance job Confirmation of service 
malfunction and check completion...

FUEL INJECTION  SYSTEM 
Fault code No. 42 
A Speed sensor: no normal signals are received from the 
speed sensor. 
Item B Neutral switch:  open or sho rt  circuit 

is  detected. 
c Clutch sw itch:  open or short  circuit is  detected. 
4 Wire  harness  continu ity. Open or short circu it -> Execu te  the diag nost ic 
Rep lace the  wire  harness.  mode. (Code  No. 07) 
Between  speed sensor  cou-
Rotate  the rear whee l by 
p ie r and 
ECU  coupl er. hand  and  check  that the  in di-
white/yel...