4-33
Outboard motor troubleshooting
Symptom 1: Y-COP lock and unlock do not function.
Symptom 1: Y-COP lock and unlock function, but there is no answer-back (beep).
Troubleshooting the PTT unit
Symptom 1: PTT unit does not operate.
Symptom 2 Cause Checking steps
See
page
There is an answer-
back (beep)
Y-COP remote control
transmitter malfunction
Check the button cell battery volt-
age.
—
Replace with a spare remote con-
trol transmitter.
—
Short, open, or loose con-
nection of the wire harness
Check the Y-COP circuit. —
Symptom 2 Cause Checking steps
See
page
—
Buzzer malfunction Check the buzzer. —
Short, open, or loose con-
nection of the wire harness
Measure the buzzer input voltage. —
Check the Y-COP circuit. —
Symptom 2 Cause Checking steps
See
page
PTT relay does not
operate
Blown fuse Check the fuse.
5-10
A-18
PTT switch malfunction Check the PTT switch. 5-53
PTT relay malfunction
Check the electrical management
box.
5-20
Short, open, or loose con-
nection of the wire harness
Measure the PTT switch input volt-
age.
5-53
Measure the electrical management
box input voltage.
5-53
Check for continuity between the
PTT switch and the electrical man-
agement box.
A-18
Check for wiring continuity between
the PTT switch and the ECM.
A-18
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