Checking The Vapor Shut-Off Valve; Starting System; Checking The Fuse; Checking The Starter Relay - SELVA MARINE Blue Whale 250 EFI Service Manual

2
3. Turn the engine start switch to ON, and
then measure the voltage within 5 sec-
onds.
Terminal 2–3:
12 V (battery voltage)
4. Measure the voltage between the termi-
nal 2 and ground, and the terminal 4
and ground as shown.
4
2
Terminal 2 – Ground:
Terminal 4 – Ground:
12 V (battery voltage)

Checking the vapor shut-off valve

1. Connect the special service tool to the
vapor shut-off valve.
2. Apply the specified negative pressure to
the vapor shut-off valve.
Vacuum/pressure pump gauge set:
90890-06756
Specified negative pressure:
67 kPa (0.7 kgf/cm
6P23H11
3
S6P28400
S6P28410
2
, 9.7 psi)
Fuel control system / Starting system
3. Check that the vapor shut-off valve
opens and the negative pressure is
released when the battery voltage is
applied to the vapor shut-off valve termi-
nals 1.
4. Measure resistance of vapor shut-off
valve.
Vapor shut-off valve resistance
(reference data):
30.0–34.0 Ω at 20 °C (68 °F)

Starting system

Checking the fuse

1. Check the fuses for continuity. Replace if
there is no continuity.
NOTE:
For the location of the fuse, see "Fuse
holder."

Checking the starter relay

1. Remove the starter relay 1 and check it.
To check the relay, see "Checking the
main relay and electronic throttle valve
relay" in this chapter.
1
S6P28170
8
1
S6P28190
8-32
1
2
3
4
5
6
7
8
9