Yamaha WaveRunner FX SHO, Service Manual

Page: 422 / 433

9-11
E
TRBL
ANLS
55
Steering
sensor
malfunction
Normal
operation
1. Check the steering sensor operation
using the YDIS.
7-38
2. Measure the steering sensor input
voltage.
7-38
3. Check the orange/red, white/blue, and
black/orange (O/R, W/L, and B/O)
steering sensor wiring harness leads
for continuity.
WD
65
Ex. manifold
water temp.
sensor
(*1)
malfunction
Normal
operation
1. Check the thermo sensor operation
using the YDIS.
9-1
2. Measure the thermo sensor input volt-
age.
7-22
3. Check the black/blue and black/
orange (B/L and B/O) thermo sensor
wiring harness leads for continuity.
WD
4. Measure the thermo sensor resis-
tance.
7-22
68
No-Wake
mode switch
malfunction
Normal
operation
1. Check the right handlebar switch oper-
ation using the YDIS.
7-40
2. Measure the right handlebar switch
input voltage.
7-40
3. Check the blue/red, yellow/black, yel-
low/red, yellow/green, and black (L/R,
Y/B, Y/R, Y/G, and B) right handlebar
switch assembly wiring harness leads
for continuity.
WD
78
Reverse
switch
(*2)
malfunction
Normal
operation
1. Check the reverse sensor operation
using the YDIS.
7-39
2. Measure the reverse sensor input volt-
age.
7-39
3. Check the orange, green/white, and
black/orange (O, G/W, and B/O)
reverse sensor wiring harness leads
for continuity.
WD
(*1)
: Thermo sensor
(*2)
: Reverse sensor
WD: Refer to the wiring diagram.
Diagnos-
tic code
Item Symptom Checking steps
Refer
to
page
Engine unit trouble analysis