Yamaha 115 C Service Manual

Printed in Japan
March 2003-0.5 ×1 !
64C-28199-18(115CETO, 130BETO, 150FETO, 150GETO)
(E)
Printed on recycled paper
115C
130C
150C
V150C
OWNER’S MANUAL
U.S.A.Edition
LIT-18626-05-45
64C-9-18_hyoshi  2/18/03 9:18 AM  Page 1 

64C-9-18_hyoshi  2/18/03 9:18 AM  Page 2 

Thank you for choosing a Yamaha out-
board motor. This Owner’s manual con-
tains information needed for proper oper-
ation, maintenance and care. A thorough
understanding of these simple instruc-
tions will help you obtain maximum
enjoyment from your new Yamaha. If you
have any question about the operation or
maintenance of your outboard motor,
please consult a Yamaha dealer.
In this Owner’s Manual particularly
important information is distinguished in
the following ways.
Q
The Safety Alert Symbol means...

EMA20010CONTENTS
GENERAL INFORMATION
BASIC COMPONENTS
OPERATION
MAINTENANCE
TROUBLE RECOVERY
INDEX
E
1
2
3
4
5
6
READ THIS OWNER’S MANUAL CAREFULLY
BEFORE OPERATING YOUR OUTBOARD MOTOR.
 64C-9-18-1  2/18/03 10:16 AM  Page 3 

EMB00010
Chapter 1
GENERAL
INFORMATION
IDENTIFICATION NUMBERS 
RECORD....................................................1-1
Outboard motor serial number...........1-1
Key number...........................................1-1
EMISSION CONTROL INFORMATION...1-2
SAFETY INFORMATION..........................1-3
IMPORTANT LABELS..............................1-5
BASIC BOATING RULES.........................1-6
FUELING INSTRUCTIONS.....................1-10
Gasoline...

1-1
EMU00005
IDENTIFICATION NUMBERS
RECORD
EMU00007
OUTBOARD MOTOR SERIAL 
NUMBER
The outboard motor serial number is
stamped on the label attached to the port
side of the clamp-bracket.
Record your outboard motor serial num-
ber in the spaces provided to assist you in
ordering spare parts from your Yamaha
dealer or for reference in case your out-
board motor is stolen.
1Outboard motor serial number
EMU00008
KEY NUMBER
If a main key switch is equipped with the
motor, the key identification number is...

1-2
E
******
q
w
******
q
w
V4
V6
EMU01385
EMISSION CONTROL
INFORMATION
EMU01386
NORTH AMERICAN MODELS
This engine conforms to U.S. Environ-
mental Protection Agency (EPA) regula-
tions for marine SI engines. See the label
affixed to your engine for details.
Approval label of Emission control 
certificate
This label is attached to the bottom cowl-
ing.
1Emission control information label
Existing Technology ; N/A
Manufactured date label
This label is attached to the clamp bracket
or the swivel bracket....

1-3
E
EMU00917
SAFETY 
INFORMATION
8Before mounting or operating the out-
board motor, read this entire manual.
Reading it should give you an under-
standing of the motor and its operation.
8Before operating the boat, read any
owner’s or operator’s manuals supplied
with it and all labels. Be sure you under-
stand each item before operating.
8Do not overpower the boat with this
outboard motor. Overpowering the
boat could result in loss of control. The
rated power of the outboard should be
equal to or less...

1-4
E
8When a swimmer is in the water near
you shift into neutral and shut off the
engine.
8Be informed about boating safety. Addi-
tional publications and information can
be obtained from many organizations,
including the following:
United States Coast Guard
Consumer Affairs Staff (G-BC)
Office of Boating, Public, and Consumer
Affairs
U.S. Coast Guard Headquarters
Washington, D.C. 20593-0001
Boating Safety Hotline: 1-800-368-5647
National Marine Manufacturers 
Association (NMMA)
401 N. Michigan Ave....

1-5
EMU00140¯
IMPORTANT LABELS
WARNING LABELS
1
E
001777
q
001778
q
Location
001206
w
V4
V6
ENGINE OIL ONLY
WARNING
6E5-13437-43
Pour the engine oil into this oil tank, not gasoline.RECOMMENDED OIL:YAMALUBE 2 STROKE OUTBOARD OIL or an equivalent TC-W3 certified outborad oil. 
Do not add gasoline to the oil tank.                        
Fire or explosion could result.
OIL TANKCAPACITY:10.5 LITERS
                     11.1 U.S.  qt.
                       9.2 IMP.  qt.    
WARNING¡Be sure shift control is...