SELVA MARINE Fin Whale 225 EFI, Service Manual

Page: 385 / 399

6AL3J11
9-20
1
2
3
4
5
6
7
8
9
Symptom 1: Engine will not start (engine cranks)
Symptom 2 Cause 1 Cause 2 Checking step
Refer
to
page
ECM does not
operate Relay malfunction — Check the relay. 8-27
Blown fuse — Check the fuse. 8-5
Short, open, or
loose connection in
ECM circuit
—
Check the ECM cir-
cuit. 8-27
Engine start switch
malfunction
—
Check the engine
start switch. 8-25
Spark plug does not
spark (all cylinders) Crank position sen-
sor malfunction and
cam position sensor
(PORT EX) mal-
function
—
Check the crank
position sensor and
cam position sen-
sor. 8-18
8-34
Short, open, or
loose connection in
ignition coil ground
circuit
—
Check the wiring
harness continuity. WD
Fuel not supplied
(all cylinders) High-pressure fuel
pump does not
operate Short, open, or
loose connection in
high-pressure fuel
pump circuit Check the wiring
harness continuity. WD
Blown fuse Check the fuse. 8-5
Relay malfunction Check the relay. 8-39
High-pressure fuel
pump malfunction Check the high-
pressure fuel pump
continuity. 8-39
Low-pressure fuel
pump does not
operate Short, open, or
loose connection in
low-pressure fuel
pump circuit Check the wiring
harness continuity. WD
Blown fuse Check the fuse. 8-5
Low-pressure fuel
pump malfunction Check the low-pres-
sure fuel pump con-
tinuity. 8-39
Fuel not supplied to
the fuel rails
—
Measure the fuel
pressure. 4-6
Vapor shut-off valve
does not close Fixed vapor shut-off
valve
—
Check the vapor
shut-off valve. 8-40
WD: See the wiring diagram.
Troubleshooting the power unit