9-9
Engine unit troubleshooting
24
Cam position
sensor
Engine speed is limited
Measure the cam position
sensor input voltage.
7-25
Check the orange (O),
green/orange (G/O), and
black/orange (B/O) cam posi-
tion sensor leads for continui-
ty.
A-2
Measure the cam position
sensor output voltage.
7-25
29
Air pressure
sensor
(Intake air pres-
sure sensor)
Engine stalls
Trolling speed is unstable
Check the intake air pressure
using the YDIS.
7-18
Measure the intake air pres-
sure sensor input voltage.
7-18
Check the orange (O),
pink/green (P/G), and
black/orange (B/O) intake air
pressure sensor leads for con-
tinuity.
A-2
47
Slant detection
switch
Normal operation
Check the slant detection
switch operation using the
YDIS.
7-26
Measure the slant detection
switch input voltage.
7-26
Check the blue/black (L/B)
and black/orange (B/O) slant
detection switch leads for con-
tinuity.
A-2
Check the slant detection
switch for continuity.
7-26
51
APS full close
switch
Engine stalls
Trolling speed is unstable *1
Check the APS full close
switch operation using the
YDIS.
7-20
Measure the APS full close
switch input voltage.
7-20
Check the orange/green
(O/G), black/green (B/G), and
white/green (W/G) APS full
close switch leads for continui-
ty.
A-2
Diag-
nostic
code
Item Symptom Checking steps
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page
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