TROUB LESHOOTING
Trouble Codes
12/05
BY Service Manual
13-11
© 2009 Yanmar Marine International
P0088
Rail Pressure Governor
Deviation
Fuel rail pressure out of range
reduce or
shut off
depends
on fault
alarm
P0089
Rail Pressure Governor
Deviation
Fuel rail pressure out of range yes yes alarm
P0090
Fuel Pressure Control Valve Not connected no no alarm
Rail Pressure Governor
Deviation
Fuel rail pressure out of range reduce yes alarm
P0091 Fuel Pressure Control Valve Short circuit to Ground reduce yes alarm
P0092 Fuel Pressure Control Valve Short circuit to B+ no no alarm
P0112
Charge Air Temp Over 125°C (257°F) reduce yes alarm
Charge Air Temp Sensor Short circuit to B+ reduce yes alarm
P0113
Charge Air Temp Under -20°C (-4°F) reduce yes alarm
Charge Air Temp Sensor No connection / short circuit to Ground reduce yes alarm
P0117 Coolant Temp Sensor Short circuit to B+ reduce yes alarm
P0118 Coolant Temp Sensor No connection / short circuit to Ground reduce yes alarm
P0122
Throttle Signal
Both throttle signals are missing / short circuit to
Ground
1600 yes alarm
Throttle Signal Throttle signal 1 is missing / short circuit to Ground reduce yes alarm
P0123
Throttle Signal Both throttle signals are short circuited to B+ 1600 yes alarm
Throttle Signal Throttle signal 1 short circuit to B+ reduce yes alarm
P0182 Fuel Temperature Sensor Short circuit to B+ reduce yes alarm
P0183 Fuel Temperature Sensor No connection / short circuit to Ground reduce yes alarm
P0192 Fuel Rail Pressure Sensor Short circuit to Ground reduce yes alarm
P0193 Fuel Rail Pressure Sensor No connection / short circuit B+ reduce yes alarm
P0201 Injector No. 1 Open circuit / short circuit to Ground reduce yes alarm
P0202 Injector No. 2 Open circuit / short circuit to Ground reduce yes alarm
P0203 Injector No. 3 Open circuit / short circuit to Ground reduce yes alarm
P0204 Injector No. 4 Open circuit / short circuit to Ground reduce yes alarm
P0205 Injector No. 5 Open circuit / short circuit to Ground reduce yes alarm
P0206 Injector No. 6 Open circuit / short circuit to Ground reduce yes alarm
P0222
Throttle Signal
Both throttle signals are missing / short circuit to
Ground
1600 yes alarm
Throttle Signal Throttle signal 2 is missing / short circuit to Ground reduce yes alarm
P0223
Throttle Signal Both throttle signals are short circuited to B+ 1600 yes alarm
Throttle Signal Throttle signal 2 short circuited to B+ reduce yes alarm
P0230 Fuel Feed Pump Not connected no no alarm
P0231 Fuel Feed Pump Short circuit to Ground reduce yes alarm
P0232 Fuel Feed Pump Short circuit to B+ no no alarm
Code Part or System Mode
Run Or
Conditi
on
Engine
Can Start
Check
Engine
Alarm
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