Yamaha YZF-R1B 2012 Service Manual page 374

Manuals by Motomatrix / www.motomatrix.co.uk / The Solution For Lost Motorcycle Coded Keys
EAS14B1105
CHECKING THE SECONDARY INJECTORS
(BEFORE REMOVING)
1. Check:
• Injectors
Use the diagnostic code number "D:40–
D:43".
Refer to "DIAGNOSTIC MODE" on page
8-38.
EAS14B1063
REMOVING THE FUEL HOSE (PRIMARY
INJECTOR JOINT SIDE AND SECONDARY
INJECTOR JOINT SIDE)
1. Remove:
• Fuel hose (primary injector joint side and
secondary injector joint side)
EWA14B1001
WARNING
Cover fuel hose connections with a cloth
when disconnecting them. Residual pres-
sure in the fuel lines could cause fuel to
spurt out when removing the hoses.
ECA14B1003
Be sure to disconnect the fuel hose by
hand. Do not forcefully disconnect the hose
with tools.
TIP
• To remove the fuel hose from the secondary
injector joint, slide the fuel hose connector
cover "1" on the end of the hose in the direc-
tion of the arrow shown, press the two but-
tons "2" on the sides of the connector, and
then remove the hose.
• Before removing the hose, place a few rags
in the area under where it will be removed.
1
email: info@motomatrix.co.uk
2
EAS14B1106
REMOVING THE SECONDARY INJECTORS
EWA14B1027
WARNING
• Check the injectors in a well-ventilated
area free of combustible materials. Make
sure that there is no smoking or use of
electric tools in the vicinity of the injec-
tors.
• Be careful when disconnecting the fuel
hoses. Any remaining pressure in the fuel
hoses may cause the fuel to spray out.
Place a container or rag under the hoses
to catch any fuel that spills. Always clean
up any spilt fuel immediately.
• Turn the main switch to "OFF" and dis-
connect the negative battery lead from
the battery terminal before checking the
injectors.
1. Remove:
• Fuel tank
• Fuel hoses
2. Remove:
• Upper air filter case
▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼
a. Remove the upper air filter case bolts "1"
as shown.
▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲
3. Remove:
• Secondary injector assembly
▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼
a. Remove the secondary injector assembly
bolts "1" as shown.
▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲
7-7
AIR FILTER CASE