COX CXO300 - Page 84

8.0 TROUBLESHOOTING
8.0 TROUBLESHOOTING
84
CXO300 OWNER’S MANUAL
Problem Possible cause Possible solution
Powerhead doesn't
crank
Kill switch active Install kill switch clip
Electronic key fob not in
range
Bring fob into range, replace fob battery if low
Control levers not in neutral
position
Move levers to neutral position
Transmission gear not in
neutral position
Manual shift back to neutral required
Outboard(s) outside trim
range
Trim in until outboard(s) is(are) vertical
Communications error
Visually inspect helm equipment wiring, check outboard(s)
umbilical is intact
Low battery voltage
Check voltage and replace if necessary, check battery
cables and terminals
Poor battery terminal
connections
Tighten battery cables and clean battery terminals
Powerhead cranks but
doesn't start
Poor quality or degraded fuel Drain fuel tank then fill with fresh fuel to specification
Fuel tank nearing empty Fill tank with fresh fuel to specification
Fuel system low pressure or
flow
Inspect fuel lines and clamps, check operation of lift pump,
inspect fuel filters
Fuel line not primed Prime the fuel lines by running the in-tank pump
Air inlet blockage Inspect air filters, inspect upper cowling air passages
Low battery voltage
Check voltage and replace if necessary, check battery
cables and terminals
Water separator full Drain the water separator
Powerhead starts but
will not shift
Throttle only mode engaged Exit the throttle only mode on the helm lever
Low battery voltage
Check voltage and replace if necessary, check battery
cables and terminals
Powerhead stalls or
idles roughly
Fuel system low pressure or
flow
Inspect fuel lines and clamps, check operation of lift pump,
inspect fuel filters
Poor quality or degraded fuel Drain fuel tank then fill with fresh fuel to specification
Air inlet blockage Inspect air filters, inspect upper cowling air passages
Water separator full Drain the water separator
Powerhead operates
erratically
Fuel system low pressure or
flow
Inspect fuel lines and clamps, check operation of lift pump,
inspect fuel filters
Fuel tank nearing empty Fill tank with fresh fuel to specification
Fuel tank vent partially
obstructed
Check fuel tank vent for any obstructions and clear