MoTeC PWC Plug-In ECU User Manual
Page 67

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Appendices
Note 3 – Speed
For accurate speed measurements, MoTeC recommends the use of a GPS 
system. 
MoTeC's 5 Hz GPS-G1 (#41300) can be wired directly into the ECU
receive port. 
GPS wiring
M400 Pin
GPS Pin
Function
0V AUX
B15
1
Bat
–
RS232-RX
B18
2
RS232 GPS Data
N/C
3
5V AUX 
5V ENG 
A09 
A02 
4
5 V
GPS Speed Display on dashes.
Late model Sea-Doo crafts (2007+) transmit the Water Speed
ECU to the dash (Custom Dataset 1, Item 4). 
With a GPS Receiver connected, this dash display can be reconfigured 
GPS Speed display. 
To setup the display for GPS Speed
1. On the Adjust menu, click General Setup 
2. Click Communications and then click Setup Custom Data Sets
3. Select Item 4 – Left Ground Speed (LG Spd) and then click 
Change.
4. Select the Show Non-Sensor Channels check box.
5. Enter GPS Speed in the Search Text box and click OK
6. Click OK to leave the Custom Data Set screen. 
7. Save the altered configuration with a new name. 
Note: Sea-Doo dashboards show a maximum speed of 70 MPH or 113 km/h. 
This limitation is unaltered with the installation of the Sea-Doo 
MoTeC
For accurate speed measurements, MoTeC recommends the use of a GPS
into the ECU's RS232
Water Speed from the M400
can be reconfigured as a
etup Custom Data Sets.
and then click
box.
OK.
oo dashboards show a maximum speed of 70 MPH or 113 km/h.
Doo Adaptor Loom.
