Network Troubleshooting Chart - BRP I-Command Evinrude Etec Series User Manual

Network Troubleshooting Chart

DESCRIPTION
Four dashes "----" displayed on LCD
I-Command System does not power up
Power Supply Harness has blown fuse
I-Command instrument display is
erratic
No speed display
Speed-Over-Ground (SOG) does not
display
Speed-Over-Water (SOW) does not
display
POSSIBLE CAUSE / PROCEDURE
Vessel: Requires input from the device which supplies the data.
Check that the device is present and connected to the network.
Verify the device within the Bus Devices menu. See "Gauge
Flashes Four Dashes" on page 86.
Outboard: Check engine position setting for both the display
and outboard. Use Evinrude Diagnostics software for outboard
setting (multi-engine applications). Check EMM cable connec-
tions to network and outboard.
Check Power Supply Harness, fuses and switched B+ from igni-
tion harness. Check all connections
Network current draw is exceeding 3A. Check all connections
and wiring. Disconnect accessory connections to network. Iso-
late possible overloads or shorted accessory or display. Follow
troubleshooting steps in "Gauge Flashes Four Dashes" on
page 86.
Check for installation of two terminators in system. Check net-
work buss cable and device connections. See "Terminating
Resistors" on page 12.
Requires input from NMEA 2000 speed transducer and/or GPS
receiver.
Requires input from NMEA 2000 GPS receiver.
Requires input from NMEA 2000 speed transducer.
.
See Note below
90