SELVA MARINE Fin Whale 225 EFI, Service Manual

Page: 377 / 399

6AL3J11
9-12
1
2
3
4
5
6
7
8
9
71
Cam position
sensor
(STBD INT)
(*1)
malfunction
D —
1. Check the cam timing using the
YDIS.
9-1
2. Measure the input voltage. 8-34
3. Check the white/black (W/B)
lead (cam position sensor-to-
ECM) for continuity.
WD
4. Measure the output voltage. 8-34
5. Check the brim of the camshaft. 5-25
6. Check the battery cables and
terminals for proper connection.
3-17
72
Cam position
sensor
(PORT INT)
(*2)
malfunction
D —
1. Check the cam timing using the
YDIS.
9-1
2. Measure the input voltage. 8-34
3. Check the white/green (W/G)
lead (cam position sensor-to-
ECM) for continuity.
WD
4. Measure the output voltage. 8-34
5. Check the brim of the camshaft. 5-25
6. Check the battery cables and
terminals for proper connection.
3-17
73
Oil control
valve (STBD)
D —
1. Check the valve operation using
the YDIS.
9-1
2. Measure the resistance. 8-36
3. Measure the input voltage. 8-36
74
Oil control
valve (PORT)
4. Check the purple (Pu) lead (oil
control valve-to-ECM) for conti-
nuity.
WD
5. Check the filter and plunger. 8-36
(*1)
: Cam position sensor (starboard intake)
(*2)
: Cam position sensor (port intake)
WD: See the wiring diagram.
Trouble
code
Item
Symptom
Checking steps
Refer
to
page
Remarks
Troubleshooting the power unit