Common reasons why your Yamaha Waverunner FX 160 engine may not start include:
You should replace the engine oil on your Yamaha Waverunner FX 160 after the first 10 hours of operation, and then every 100 hours thereafter or at the start of a new season.
To check the engine oil level on your Yamaha Waverunner FX 160:
You should use regular unleaded gasoline with a minimum fuel rating of 86 PON* or 90 RON* for your Yamaha Waverunner FX 160. *PON: Pump Octane Number, RON: Research Octane Number.
The Yamaha Waverunner FX 160 uses 4-stroke motor oil, API SE, SF, SG, SH, SJ, SL 10W-30.
The required quantities are:
You should replace the engine oil filter on your Yamaha Waverunner FX 160 after the first 10 hours of operation, and then every 100 hours thereafter or at the start of a new season.
The specified trolling speed for the Yamaha Waverunner FX 160 is 1,550-1,750 r/min. This speed can vary depending on ambient temperature.
The primary I.D. number for your Yamaha Waverunner FX 160 is stamped on a label attached to the inside of the engine compartment.
The H.I.N. for your Yamaha Waverunner FX 160 is stamped on a plate attached to the aft deck.
The correct spark plug gap for the Yamaha Waverunner FX 160 is 0.7-0.8 mm (0.028-0.031 in).
When inspecting the battery on your Yamaha Waverunner FX 160:
The engine serial number for your Yamaha Waverunner FX 160 is stamped on a label attached to the engine unit.
When changing the engine oil on your Yamaha Waverunner FX 160:
The correct throttle lever free play for the Yamaha Waverunner FX 160 is 4-7 mm (0.16-0.28 in). This should be checked and adjusted after adjusting the trolling speed.
The tightening torque for spark plugs on your Yamaha Waverunner FX 160 is 13 Nm (1.3 kgf⋅m, 9.4 ft⋅lb). If a torque wrench is unavailable, finger tighten the plug, then tighten another 1/4 to 1/2 of a turn.
To install the battery on your Yamaha Waverunner FX 160:
You should flush the cooling water passages on your Yamaha Waverunner FX 160 after every use.
For lubrication of your Yamaha Waverunner FX 160:
Common reasons for rough idling on your Yamaha Waverunner FX 160 include:
To check the electrolyte level of the battery on your Yamaha Waverunner FX 160, ensure it is between the upper and lower level marks. If the level is low, add only distilled water.
To replace the oil filter on your Yamaha Waverunner FX 160:
To register a new remote control transmitter for your Yamaha Waverunner FX 160:
The jet pump unit serial number for your Yamaha Waverunner FX 160 is stamped on a label attached to the intermediate housing.
The Yamaha Waverunner FX 160 has a 4-stroke, L4, DOHC engine.
To adjust the trolling speed on your Yamaha Waverunner FX 160:
To adjust the steering cable on your Yamaha Waverunner FX 160:
You should inspect the battery on your Yamaha Waverunner FX 160 initially at 10 hours or 6 months, and thereafter every 100 hours or 12 months.
You should inspect the impeller on your Yamaha Waverunner FX 160 initially at 10 hours or 6 months, and thereafter every 100 hours or 12 months.
If the "SECURITY" indicator light flashes on your Yamaha Waverunner FX 160, it means that the registration of the ID code has been completed.
The dimensions of the Yamaha Waverunner FX 160 are:
The fuel tank capacity of the Yamaha Waverunner FX 160 is 70 L (18.5 US gal, 15.4 Imp gal).
To check the steering master on your Yamaha Waverunner FX 160:
For your Yamaha Waverunner FX 160, different spark plug colors indicate:
To clean the air filter element on your Yamaha Waverunner FX 160:
To adjust the throttle cable on your Yamaha Waverunner FX 160:
To adjust the shift cable on your Yamaha Waverunner FX 160:
To inspect the bilge strainer on your Yamaha Waverunner FX 160:
For the intermediate housing of your Yamaha Waverunner FX 160, fill with Yamaha marine grease:
To check the fuel pressure on your Yamaha Waverunner FX 160:
To inspect and adjust the QSTS cable on your Yamaha Waverunner FX 160:
To inspect the water separator on your Yamaha Waverunner FX 160, check for water accumulation and drain it if needed by removing the drain plug.
Valve clearance on your Yamaha Waverunner FX 160 should be inspected and adjusted every 200 hours or 24 months.
To check the fuel pump filter on your Yamaha Waverunner FX 160, inspect it for clogs or contaminants. If found, wash the fuel pump filter in kerosene or gasoline.
To check the electric bilge pump operation on your Yamaha Waverunner FX 160:
To remove water from the fuel tank of your Yamaha Waverunner FX 160, remove the fuel tank cap and use a siphon pump.
To check the engine stop switch continuity on your Yamaha Waverunner FX 160, connect a tester and check continuity for both the 'Free' and 'Push' positions with the clip installed and removed. There should be continuity in the 'Push' position and no continuity in the 'Free' position when the clip is installed, and vice versa when removed. If it's out of specification, replace it.
Installed Clip:
Removed Clip:
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