Honda VFR800F 2014 Service Manual page 152

FUEL SYSTEM
The
No. 4
stafter
valve cannot be
adjusted, it is the
base
valve.
Disconnect
the four
vacuum hoses
(that
go to
the
throttle body)
[1]
from the 5-way
joint
[2].
Connect
the
vacuum
gauges [3] to the
disconnected
vacuum hoses.
TOOL:
Vacuum gauge set
07LMJ-001000B
(U.S.A.
only)
Connect the tachometer.
Start
the engine and adjust
the
engine idle speed (page
3-12).
IDLE
SPEED:1,200
t
100
rpm
Adjust the each intake
vacuum
pressure with the No. 4
cylinder by turning
the
No. 1,
No.2,
and
No.3
starter
valve adjusting screws
[4],
Stop the engine.
Remove the vacuum gauges.
lnstall
the
removed
parts
in the
reverse
order
of
removal.
Erase the
DTC (page 4-7)
Adjust
the idle speed if the
idle speed differs from the
specified speed (Page
3-12).
SECONDARY AIR SUPPLY SYSTEM
SYSTEM INSPECTION
Start the engine and warm
it
up
to
normal operating
temperature.
StoP
the engine.
Remove the air cleaner element (page 3-5).
Check that
the secondary
air
intake port [1] of the air
cleaner housing is clean and free of carbon deposits.
Check
the PAIR check
valve
if
the
port is carbon fouled
(Page 7-24).
(To
MAP sensor)
[a] (No
[a]
(No.
3)
7
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