Daewoo Forkilt Operation & Maintenance Manual page 110

Operation Section
Table a. MI-04 Diagnostic Fault Codes (Flash Codes)
DFC Probable Fault
42 EST1Low
Coil driver
under-current
43 EST1High
Coil driver
over-current
51 InjectorFault
52 LowOilPressure
Low Engine Oil Pressure
53 BatterySensorInputLow
Battery voltage measured below
+8.0 VDC
54 BatterySensorInputHigh
Battery voltage measured above
+15.9 VDC
55 XDRPSensorInputLow
+5VDC Transducer
supplied by the SECM to the
sensors is below +4.60VDC
(Expected faults when Transducer
power is lost
CODES: 22, 24, 33, 62, 64, 66, 68 &
69)
signal low or
signal high or
power
Action
Stored Fault Code
(MIL Only)
Stored Fault Code
(MIL Only)
Stored Fault Code
(MIL, Disable
Adaptive learns)
Delayed Engine
Shutdown
Stored Fault Code
(MIL Only)
Stored Fault Code
(MIL Only)
Engine Shutdown
-108-
Corrective Action, First Check
Check coil driver
connector for shorts
Check coil driver wiring for an open
circuit or disconnected connector
Check Gasoline Injector (INJ) for an
open wire or injector connector being
disconnected
Check engine oil level
Check electrical connection to the oil
pressure switch
Check battery voltage
Perform maintenance check
on electrical connections to
the battery
ground
Check battery voltage during
starting and with the engine
running to verify charging
system and
function
Measure battery power at the SECM
with a multimeter
Check battery and charging system
voltage
Check battery voltage during starting
and with the engine running
Check voltage regulator, alternator
and charging system
Check battery and
overheating and damage
Measure battery power at the SECM
with a multimeter
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
wiring and
and chassis
alternator
wiring for