SELVA MARINE Fin Whale 225 EFI, Service Manual

Page: 338 / 399

ELEC
Electrical system
– +
8-27
6AL3J11
Checking the main relay and
electronic throttle valve relay
1. Remove the main relay
1
and electronic
throttle valve relay
2
.
2. Connect the positive battery lead to the
relay terminal
3
, and the negative bat-
tery lead to the relay terminal
4
as
shown, and then check for continuity
between terminals
5
and
6
. Replace
the relay if there is no continuity.
CAUTION:
Do not reverse the battery leads.
3. Measure the input voltage between the
terminals
7
and ground, and the termi-
nals
8
and ground as shown.
NOTE:
Measure the voltage with the battery con-
nected and the engine start switch turned to
“ OFF. ”
4. Turn the engine start switch to “ ON, ” and
then measure the input voltage between
terminals
8
and
9
as shown.
5. Turn the engine start switch to “ OFF. ”
6. Install the main relay and electronic throt-
tle valve relay, and then install all parts
removed during disassembly.
Checking the ECM circuit
1. Disconnect the ECM couplers
a
and
b
.
2. Check for continuity between the ECM
coupler terminals
c
(46, 68, 69, 75, 76,
and 84, wiring harness end) and ground.
Check the wiring harness and ground if
there is no continuity.
Battery
lead
Relay terminal No.
5 6
Connect
Disconnect
S6P28150
2 1
S6AL8140
4
3
6
5
Terminal
7
– Ground:
Terminal
8
– Ground:
12 V (battery voltage)
Terminal
8
– Terminal
9
:
12 V (battery voltage)
S6AL8550
8
7
S6AL8560
8
9