SELVA MARINE Blue Whale 250 EFI Service Manual page 356

TRBL
SHTG
Trouble
Item
code
Electronic
113 throttle valve
malfunction
Electronic
115
throttle valve
116
malfunction
Electronic
117
throttle valve
118
malfunction
Electronic
119 throttle valve
malfunction
Electronic
121 throttle valve
malfunction
Electronic
122 throttle valve
malfunction
Electronic
123 throttle valve
malfunction
9-11
Troubleshooting
Symptom
Remarks
J
J
J
J
J
J
J
1. Check the electronic throttle
valve operation.
2. Check the TPS output voltage
using the YDIS.
3. Check the throttle opening angle
using the YDIS.
— 4. Check the ECM circuit.
5. Check the electronic throttle
valve circuit.
6. Check the electronic throttle
valve relay and fuse.
7. Check the electronic throttle
valve motor continuity.
1. Check the electronic throttle
valve circuit.
2. Check the electronic throttle
—
valve relay and fuse.
3. Check the electronic throttle
valve motor continuity.
1. Check the electronic throttle
valve circuit.
2. Check the electronic throttle
—
valve relay and fuse.
3. Check the electronic throttle
valve motor continuity.
1. Check the electronic throttle
— valve circuit.
1. Replace the ECM.
—
1. Replace the electronic throttle
— valve assembly (electronic throt-
tle valve motor malfunction).
1. Check the electronic throttle
valve relay and fuse.
2. Check the electronic throttle
—
valve circuit.
3. Check the electronic throttle
valve motor continuity.
Checking steps
Refer
to
page
4-5
9-1
9-1
8-22
8-23
8-21
8-25
8-23
8-21
8-25
8-23
8-21
8-25
8-23
5-36
4-15
8-21
8-23
8-25
6P23H11