Yanmar BY series Spezifikationen Seite 110

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Seitenansicht 109
TROUBLESHOOTING
BY Series Operation Manual 103
Diagnostic Trouble Code Table
Code Part or System Mode
Run Or
Condition
Engine
Can Start
Check
Engine
Alarm
No Code Coolant Temp Under 0°C (32°F) 1000 rpm yes no
No Code Coolant Temp Over 108°C (226°F) reduce yes alarm
No Code Charge Air Temp Over 110°C (230°F) reduce yes no
No Code
Boost Pressure
Reading
4BY - over 1.9 bar (27.5 psi)
(relative) or 2.9 bar (42.0 psi)
(absolute)
6BY - over 2.3 bar (33.3 psi)
(relative*) or 3.3 bar (42.9 psi)
(absolute**)
reduce yes alarm
No Code Fuel Temperature Over 90°C (194°F) reduce yes no
No Code Neutral Switch
Only in case of analog throttle
or in case of CAN-fault
(U0001), wrong configuration -
neutral position
no no alarm
P0001 Fuel Metering Unit Not connected reduce yes alarm
P0003 Fuel Metering Unit Short circuit to Ground no no alarm
P0004 Fuel Metering Unit Short circuit to B+ reduce yes alarm
P0087
Fuel Rail Pressure
System Deviation
Fuel rail pressure out of range
reduce or
shut off
depends
on fault
alarm
P0088
Fuel Rail Pressure
System Deviation
Fuel rail pressure out of range
reduce or
shut off
depends
on fault
alarm
P0089
Fuel Rail Pressure
System Deviation
Fuel rail pressure out of range yes yes alarm
P0090
Fuel Pressure Control
Valve
Not connected / valve failure no no alarm
Fuel Rail Pressure
System 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
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