Fig. 5-3-22 Lever
1. Lever
.
[Wide open micro switch]
1) Connect ohmmeter to wide open micro
switch as indicated in below figure.
At this time, ohmmeter indicator should
indicate “zero” ohm.
2) When throttle valve is fully opened, ohmmeter
should indicate infinity.
If any defect, replace.
1. Wide open micro switch
2. Yellow coupler
3. Green coupler
(4P)
4. Wide open micro switch’s
terminals
(Green and Black/Yellow wires)
Fig. 5-3-23 Checking wide open micro switch
3) Open throttle valve gradually until the ohm-
meter indicates infinity. Then, using a vernier,
measure the clearance between throttle valve
and carburetor bore as shown in below figure.
The clearance should be within 6.0
-
7.2 mm
(0.24
-
0.28 in). If the clearance is out of
specified range, make adjustment by bending
the lever in below figure.
1. Primary throttle valve
2. Clearance
Fig. 5-3-24 Clearance between throttle valve
and carburetor bore
1. Wide open micro switch lever
Fig. 5-3-25 Wide open micro switch lever
Upon completion of checks, install carburetor
following normal service procedures.
Checking mixture control solenoid valve
1) Check to make sure that ignition switch is at
“OFF” position.
2) Disconnect couplers from ECM,
TWSVs
and
vsv.
3) Disconnect mixture control solenoid valve
lead wires at the coupler
(5P).
Fig.
5-3-26
1. Green coupler
(BP)
5-25