YAMAHA Outboard Marine Engine Fault Codes DTC
1 - Normal (No Faults)
13 - Incorrect Pulsar Coil Signal
14 - Incorrect Crank Position Sensor Signal
15 - Incorrect Engine Temperature Sensor Signal
17 - Knock Sensor
18 - Incorrect Throttle Position Sensor Signal
19 - Incorrect Battery Voltage
22 - Incorrect Atmospheric Pressure Sensor Signal
23 - Incorrect Intake Air Temperature Signal
24 - EX CAM Position Sensor
25 - Incorrect Fuel Pressure Signal
26 - Incorrect Injector Signal
27 - Incorrect Water in Fuel Signal
28 - Incorrect Shift Position Switch Signa
29 - Incorrect Intake Air Pressure Sensorl
31 - No Tach Signal Output From ECU (OX66)
33 - Ignition Timing Slightly Corrected due to
Starting a Cold Engine
35 - ECU Processing Information (OX66)
36 - ECU Processing Information (OX66)
37 - Intake Air Passage (Electronic Throttle Valve)
or ECU Processing Information (OX66)
38 - ECU Processing Information (OX66)
39 - Oil Pressure Sensor
40 - ECU Processing Information (OX66)
41 - Overrev Control During Ignition Cutoff Operation (OX66)
42 - Overheat Control or No Oil Control (OX66)
43 - Buzzer Sounding (OX66)
44 - Incorrect Engine Stop Lanyard Switch Signal
45 - Shift Cut Off
46 - Overheat Switch
49 - Over Cooling
59 - ECM Memory (For Trouble Record Only)
62 - 98 Low Fuel Pressure
68 - VCT (S Bank) Starboard Valve Pulley Abnormal Advance
69 - VCT (P Bank) Port Valve Pulley Abnormal Advance
71 - S bank IN Starboard IN CAM Position Sensor
72 - P bank IN Port IN CAM Position Sensor
73 - OCV (S Bank) Starboard Oil Control Valve
74 - OCV (P Bank Port Oil Control Valve
75 - RCS
76 - RCS
77 - RCS
78 - RCS
79 - RCS
80 - RCS
81 - RCS
82 - RCS
83 - Tirm/Tilt Angle Sensor
84 - RCS
85 - IDM Ioncurrent Detection Module
86 - Y-COP Immobilizer, Theft Deterrent.
87 - Remote Control System
98 - 62 Low Fuel Pressure
112 - ETV ETS (ECM-sub)
113 - ETV ETS (ECM-System)
114 - ETV ETS (ECM-Main)
115 - ETV ETS (Throttle Valve Open)
116 - ETV ETS (Throttle Valve Closed)
117 - ETV ETS (Driving Motor P Short)
118 - ETV ETS (Driving Motor N Short)
119 - ETV ETS (Driving Motor Connector Open)
121 - ETV ETS (Communication Error)
122 - ETV ETS (Driving Motor Heat)
123 - ETV ETS (Driving Motor Relay)
124 - TPS MTPS Open
125 - TPS MTPS Short
126 - TPS Throttle Position Sensor Character Fail
127 - TPS Sub Throttle Position Sensor Open
128 - TPS Sub Throttle Position Sensor Short
129 - ETV MTPS
131 - APS/ETV
132 - APS/ETV
133 - APS/ETV
134 - APS/ETV
135 - APS/ETV
136 - ETV ETS Comm.Error Main
137 - ETV ETS Communication Error Sub
138 - ETV ETS (ECM Main)
139 - ETV ETS (ECM Sub)
140 - ETV
141 - ETV ETS Throttle Position Sensor Voltage
142 - ETV ETS Return Spring
143 - ETV ETS Comm. Error
144 - ETV ETS Low Voltage Mode
145 - ETV ETS Throttle Valve
146 - SPS Main SSS Power Short / Ground Open
147 - SPS Main SSS Power Open / Ground Short
148 - SPS Sub SSS Power Short / Ground Open
149 - SPS Sub SSS Power Open / Ground Short
150 - SPS SSS Character Fail
151 - SPS
152 - SPS
153 - SPS Shift Motor Over Current
154 - SPS Shift Motor Deadlock While Stopping
155 - SPS Shift Motor Deadlock While Operating
156 - Comm. Error 1 Channel Engine remote Connector
157 - Comm. Error 2 Channel Engine remote Connector
160 - MSLPS 1 Main Power Short / Ground Open
161 - MSLPS 1 Main Power Open / Ground Short
162 - MSLPS 1 Sub Power Short/Ground Open
163 - MSLPS 1 Sub Power Open / Ground Short
164 - MSLPS 1 Watching Fail
165 - MSLPS Character Fail
166 - MSLPS 2 Main Power Short / Ground Open
167 - MSLPS 2 Main Power Open / Ground Short
168 - MSLPS 2 Sub Power Short / Ground Open
169 - MSLPS 2 Sub Power Open / Ground Short
170 - MSLPS 2 Character Fail
171 - SSLPS 1 Main Power Short / Ground Open
172 - SSLPS 1 Main Power Open / Ground Short
173 - SSLPS 1 Sub Power Short / Ground Open
174 - SSLPS 1 Sub Power Open / Ground Short
175 - SSLPS 1 Watching Fail
176 - SSLPS 1 Character Fail
177 - SSLPS 2 Main Power Short / Ground Open
178 - SSLPS 2 Main Power Open / Ground Short
179 - SSLPS 2 Sub Power Short / Ground Open
180 - SSLPS 2 Sub Power Open / Ground Short
181 - SSLPS 2 Character Fail
183 - Station Selector System Fail
184 - Lever Selector System Fail
186 - Sub Station Communication Error
187 - Lever Pickup Abnormal
252 - FC Invalid Code - Engine Overheat