SELVA MARINE Fin Whale 225 EFI, Service Manual

Page: 347 / 399

6AL3J11
8-36
1
2
3
4
5
6
7
8
9
7. Turn the engine start switch to “ ON, ” and
then measure the output voltage when
moving the screwdriver close to the sen-
sor. Replace the cam position sensor if
out of specification.
NOTE:
Be sure to move the screwdriver in front of
the cam position sensor in direction
È
as
shown, otherwise the correct output voltage
measurement cannot be obtained.
8. Turn the engine start switch to “ OFF. ”
9. Disconnect the wire leads.
10. Install the cam position sensors.
11. Connect the cam position sensor cou-
plers, and then install all parts removed
during disassembly.
Checking the oil control valve
1. Check the operation of the oil control
valves using the
“ Stationary test ” of the
YDIS and listen for the operating sound.
2. Disconnect the oil control valve couplers.
3. Turn the engine start switch to “ ON, ” and
then measure the input voltage between
the oil control valve coupler and ground.
Check the wiring harness if below specifi-
cation.
4. Turn the engine start switch to “ OFF. ”
Cam position sensor output voltage:
White/blue (W/L) – Black (B)
(PORT EX)
White/black (W/B)
– Black (B)
(STBD IN)
Position Voltage (V)
a
,
c
More than 4.8
b
Less than 1.0
White/green (W/G) – Black (B)
(PORT IN)
Position Voltage (V)
a
,
c
Less than 1.0
b
More than 4.8
S6AL8760
a b
c
È
È
5
Oil control valve input voltage:
Red/yellow (R/Y) – Ground
12 V (battery voltage)
R/Y
Pu
S6AL8680
PORT STBD
Variable camshaft timing control system