Yamaha F8A - Trouble Recovery; Troubleshooting

Trouble Recovery
Troubleshooting
A problem in the fuel, compression, or ignition
Q. Is fuel filter clogged?
A. Clean or replace filter.
systems can cause poor starting, loss of pow-
er, or other problems. This section describes
basic checks and possible remedies, and cov-
Q. Is starting procedure incorrect?
A. See page 38.
ers all Outboards outboard motors. Therefore
some items may not apply to your model.
If your outboard motor requires repair, bring it
Q. Has fuel pump malfunctioned?
A. Have serviced by a Outboards dealer.
to your Outboards dealer.
If the engine trouble-alert indicator is flashing,
consult your Outboards dealer.
Q. Are spark plug(s) fouled or of incorrect
type?
A. Inspect spark plug(s). Clean or replace with
Starter will not operate.
recommended type.
Q. Is battery capacity weak or low?
A. Check battery condition. Use battery of rec-
ommended capacity.
Q. Are spark plug cap(s) fitted incorrectly?
A. Check and re-fit cap(s).
Q. Are battery connections loose or corrod-
ed?
A. Tighten battery cables and clean battery
terminals.
Q. Is ignition wiring damaged or poorly con-
nected?
A. Check wires for wear or breaks. Tighten all
loose connections. Replace worn or broken
wires.
Q. Is fuse for electric start relay or electric cir-
cuit blown?
A. Check for cause of electric overload and
Q. Are ignition parts faulty?
A. Have serviced by a Outboards dealer.
repair. Replace fuse with one of correct am-
perage.
Q. Is engine shut-off cord (lanyard) not at-
tached?
Q. Are starter components faulty?
A. Attach cord.
A. Have serviced by a Outboards dealer.
Q. Are engine inner parts damaged?
Q. Is shift lever in gear?
A. Have serviced by a Outboards dealer.
A. Shift to neutral.
Engine idles irregularly or stalls.
Engine will not start (starter operates).
Q. Is fuel tank empty?
A. Fill tank with clean, fresh fuel.
Q. Are spark plug(s) fouled or of incorrect
type?
A. Inspect spark plug(s). Clean or replace with
recommended type.
Q. Is fuel contaminated or stale?
A. Fill tank with clean, fresh fuel.
Q. Is fuel system obstructed?
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