Yamaha XL800 manual Troubleshooting chart

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Troubleshooting

If you have any trouble with your watercraft, use this section to check for the possible cause.

If you cannot find the cause, or if the procedure for replacement or repair is not described in this Owner’s/Operator’s Manual, have a Yamaha dealer perform the necessary service.

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Troubleshooting chart

TROUBLE	POSSIBLE CAUSE		REMEDY	PAGE
Engine does not	Starter motor does not turn over
start
	Multifunction	“LOCK” mode selected	Select “START” mode	2-21
	meter
	Engine shut-	Clip not in place	Install clip	2-10
	off switch
	Fuse	Burned out	Replace the fuse and	4-22
			check wiring
	Battery	Run down	Recharge	4-20
		Poor terminal connec-	Tighten as required	4-20
		tions
		Terminal corroded	Clean	4-5
	Starter motor	Faulty	Have serviced by	—
			Yamaha dealer
	Starter motor turns over
	Fuel cock	Turned to “OFF”	Turn the fuel cock to	2-9
			“ON”
	Fuel	Empty	Refill as soon as possi-	3-3
			ble
		Stale or contaminated	Have serviced by	4-10
			Yamaha dealer
	Fuel tank	Water or dirt present	Have serviced by	4-10
			Yamaha dealer
	Spark plug	Fouled or defective	Clean or replace	4-14
	Spark plug cap	Not connected or loose	Connect properly	4-14
	Crankcase	Filled with water	Crank engine with plug	5-8
			out until clean
	Fuel filter	Clogged or water	Have serviced by	4-10
		pooled	Yamaha dealer
	Choke	Knob moves back on	Tighten the choke knob	4-18
		its own	adjusting nut

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