Sea-doo 2005 4-Tec models Shop Manual page 193

To check if the speed sensor is operational, dis-
connect the speed sensor connector housing from
inside bilge.
Using an appropriate terminal remover (Snap-on
TT600-4), remove the PURPLE/YELLOW and
BLACK/ORANGE wires from the tab housing of
the speed sensor.
NOTE: On models with 3 wires, the remaining
wire is for the water temperature sensor.
Reconnect the PURPLE/YELLOW and BLACK/OR-
ANGE wires in the receptacle housing.
Connect the positive probe of a multimeter to
speed sensor PURPLE/YELLOW wire and the
negative probe to speed sensor BLACK/ORANGE
wire.
Slowly rotate the paddle wheel. Every 1/8 turn,
the observed voltage should fluctuate between
5.5 and 8.5 Vdc.
Depth Gauge
GTX 4-TEC Limited Models
Removal
Remove muffler.
Turn depth gauge counterclockwise and pull it out.
SYMPTOM
Nothing is displayed in the
information center
0.0 (ft or m) is displayed all the time
- - - - (ft or m) is displayed and
Sensor is blinking after self test for
5 seconds
smr2005-018
Subsection 04 (INSTRUMENTS AND ACCESSORIES)
1. Depth gauge
Inspection
Ensure the silicone pad is in good condition. There
must be no air between the bottom of the depth
gauge and the hull. Otherwise, the gauge will not
work.
If silicone pad is damaged, replace it.
Installation
Ensure O-ring is in good condition and in place.
After installation, try pulling the gauge out to en-
sure it is properly locked.
Test run gauge.
TROUBLESHOOTING
POSSIBLE CAUSE
The depth gauge is not activated in
the MPEM.
Connector of the depth gauge is
not connected.
There is not 12 V or ground is open
at the depth gauge connector.
There is a problem with the
communication link wires.
The watercraft is not in water.
There is air between the depth
gauge and the hull.
Depth gauge is defective.
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Section 06 ELECTRICAL SYSTEM
REMEDY
Activate the depth gauge in Options
under Setting tab in B.U.D.S.
Connect it properly.
Check fuses and wiring harness.
Check WHITE/BLACK and
WHITE/RED wires.
Launch watercraft in water and
recheck.
See procedure below.
Try a new depth gauge.
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