Daewoo Forkilt Operation & Maintenance Manual page 111

Table a. MI-04 Diagnostic Fault Codes (Flash Codes)
DFC Probable Fault
56 XDRPSensorInputHigh
+5VDC Transducer power supplied
by the SECM to the sensors is above
+5.20VDC
57 Engine OverSpeed
Engine RPM
maximum RPM set point
61 Pedal1SensorInputLo
APP1 signal disconnected, open
circuit or sensor malfunction
(Expected
connector is unplugged
CODES: 61 & 66)
62 Pedal1SensorInputHi
APP1 sensor failure or shorted circuit
63 Pedal1SensorRangeLo
APP1 potentiometer
Improper APP1 reading may be due
to dirt or oxidation on the sensor
traces.
64 Pedal1SensorRangeHi
APP1 potentiometer
Improper APP1 reading may be due
to dirt or oxidation on the sensor
traces
increased beyond
faults when APP
malfunction.
malfunction.
Action
Engine Shutdown
Engine Shutdown
MIN Power Limit
MIN Power limit
Stored Fault Code
(MIL Only)
Stored Fault Code
(MIL Only)
-109-
Operation Section
Corrective Action, First Check
Measure transducer power at the
TMAP connector with a multimeter
Verify transducer power at the SECM
with a multimeter
Verify transducer power at ETC with
a multimeter
Verify transducer power to the foot
pedal with a multimeter
Usually associated with additional
ETC faults
Check for ETC Sticking or
other ETC faults
Verify if the lift truck was
motored down a steep grade
Check foot pedal connector
Check foot pedal connector
Check foot pedal connector
Check foot pedal connector