Sakai SV540 Series, Shop Manual

Page: 225 / 306

9-017
TROUBLESHOOTING
Fault code
(Lamp)
Reason Effect
488
(Orange)
Intake manifold 1 temperature
Data valid but above normal operation range.
Moderately severe level.
•
•
Progressive power derate increasing in severity
from time of alert.
489
(Orange)
Transmission output shaft speed
Data valid but below normal operational range.
Moderately severe level.
•
•
ECM changes engine speed to a calibration
dependent set point.
497
(Orange)
Multiple unit synchronization switch circuit
Data erratic, intermittent or incorrect. •
Synchronization function of multiple unit is
disabled.
515
(Orange)
Sensor supply 6 circuit
Voltage above normal or shorted to high
source.
•
Possible reduced performance.
516
(Orange)
Sensor supply 6 circuit
Voltage below normal or shorted to low
source.
•
Possible reduced performance.
523
(Orange)
Intermediate (P.T.O) speed switch validation
Data erratic, intermittent or incorrect. •
Intermediate speed control switch may not
operate correctly.
527
(Orange)
Auxiliary input/output 2 circuit
Voltage above normal or shorted to high
source.
•
None on performance.
528
(Orange)
Auxiliary alternate torque validation switch
Data erratic, intermittent or incorrect. •
Torque curve setting defaults to default curve.
529
(Orange)
Auxiliary input/output 3 circuit
Voltage above normal or shorted to high
source.
•
None on performance.
553
(Orange)
Injector metering rail 1 pressure
Data valid but above normal operation range.
Moderately severe level.
•
•
None or possible engine noise associated with
higher injection pressures (especially at idle or
light load). Engine power is reduced.
555
(Orange)
Crankcase pressure
Data valid but above normal operating range.
Moderately severe level.
•
•
None on performance.
556
(Red)
Crankcase pressure
Data valid but above normal operational
range.
Most severe level.
•
•
Engine power derate.
559
(Orange)
Injector metering rail 1 pressure
Data valid but below normal operation range.
Moderately severe level.
•
•
Possibly hard to start, low power or engine
smoke. Engine could possibly not start.
584
(Orange)
Starter relay driver circuit
Voltage above normal or shorted to high
source.
•
Either the engine will not start or the engine will
not have starter lockout protection.
585
(Orange)
Starter relay driver circuit
Voltage below normal or shorted to low
source.
•
The engine will not have starter lockout
protection.
595
(Orange)
Turbocharger 1 speed
Data valid but above normal operating range.
Moderately severe level.
•
•
No effect on engine performance.
599
(Red)
Auxiliary commanded dual output shutdown
Special instructions. •
Engine will shutdown.
649
(Orange/
Blinking)
Change lubricating oil and filter
Condition exists. •
Maintenance reminder only.