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Specifications and requirements
EMU25770
Start-in-gear protection
Yamaha outboard motors or Yamaha-ap-
proved remote control units are equipped with
start-in-gear protection device(s). This feature
permits the engine to be started only when it
is in neutral. Always select neutral before
starting the engine.
EMU39692
Engine oil requirements
Select an oil grade according to the average
temperatures in the area where the outboard
motor will be used.
Recommended engine oil:
YAMALUBE 4 or 4-stroke outboard
motor oil
Recommended engine oil grade 1:
SAE 10W-30/10W-40/5W-30
API SE/SF/SG/SH/SJ/SL
Recommended engine oil grade 2:
SAE 15W-40/20W-40/20W-50
API SH/SJ/SL
Engine oil quantity:
0.8 L (0.85 US qt, 0.70 Imp.qt)
If oil grades listed under Recommended en-
gine oil grade 1 are not available, select an al-
ternative
oil
Recommended engine oil grade 2.
Recommended engine oil grade 1
SAE
-4
14
32
50
-20
-10
0
10
10W–30
10W–40
5W–30
14
grade
listed
68
86
104
122˚F
20
30
40
50˚C
ZMU06854
Recommended engine oil grade 2
-4
14
-20
-10
EMU36360
Fuel requirements
EMU40201
Gasoline
Use a good quality gasoline that meets the
minimum octane rating. If knocking or pinging
occurs, use a different brand of gasoline or
premium unleaded fuel.
Recommended fuel:
Regular unleaded gasoline
Min. research octane number (RON):
90
ECM01981
NOTICE
Do not use leaded gasoline. Leaded gas-
●
under
oline can seriously damage the engine.
Avoid getting water and contaminants in
●
the fuel tank. Contaminated fuel can
API
cause poor performance or engine dam-
age. Use only fresh gasoline that has
been stored in clean containers.
SE
SF
SG
Gasohol
SH
There are two types of gasohol: gasohol con-
SJ
taining ethanol (E10) and that containing
SL
methanol. Ethanol can be used if the ethanol
content does not exceed 10% and the fuel
meets the minimum octane ratings. E85 is a
fuel containing 85% ethanol and must not be
used in your outboard motor. All ethanol
blends containing more than 10% ethanol can
SAE
32
50
68
86
0
10
20
30
15W–40
20W–40
20W–50
API
104
122˚F
40
50˚C
SH
SJ
SL
ZMU06855
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