Hyundai: Engine D4FA. Manual — part 72
DIESEL CONTROL SYSTEM
FLA -159
SPECIFICATION
EBF7483D
1ATM IS SAME AS
hpa (hecto pascal)
mb
mmHg
1013
1013
760
MONITOR SCANTOOL DATA
E78F5B38
1.
Connect scantool to Data Link Cable. (DLC)
2.
Warm engine up to normal operating temperature.
3.
Turn "OFF" electrical devices and A/C.
4.
Monitor "ATMOSPHERIC PRESS. SNSR" parameter on the scantool.
Specification : Approx. 1 atm is displayed
Fig.1
Fig.1) The atmospheric pressure where the vehicle is displayed. atmospheric pressure decreases as vehicle going up to higher
altitude. The pressure at average level of sea surface is regarded as 1atm and, check if the pressure different from 1 atm
is displayed. ( 1 atm is correct pressure)
EGNG003B
COMPONENT INSPECTION
EAAC0D94
1.
ECM Component Inspection
1)
IG KEY "OFF", ENGINE "OFF".
2)
Disconnect ECM.
3)
Replace ECM, check if abnormal operations disappear.
4)
If problems are corrected, replace ECM.
VERIFICATION OF VEHICLE REPAIR
E5134CBF
After a repair, it is essential to verify that the fault is corrected.
1.
After connecting Scantool select "DIAGNOSTIC TROUBLE CODES(DTCs)" mode.
FLA -160
FUEL SYSTEM
2.
Clear recorded DTC using Scantool.
3.
Drive the vehicle within DTC "Enable conditions" in "General information".
4.
After selecting "DIAGNOSTIC TROUBLE CODES(DTCs)" mode and check if DTC is recorded again.
5.
Are any DTCs recorded ?
YES
▶ Go to the DTC guide of recorded NO. in Scantool.
NO
▶ System operates within specification.
DIESEL CONTROL SYSTEM
FLA -161
DTC P0108 ATMOSPHERIC PRESSURE CIRCUIT HIGH INPUT
COMPONENT LOCATION
E5427083
Refer to DTC P0107.
GENERAL DESCRIPTION
E71F32EE
Refer to DTC P0107.
DTC DESCRIPTION
E1469A98
P0108 is set when the voltage above 4.85V - maximum output voltage of Atmospheric pressure sensor - is detected for
more than 0.4 sec.. This code is due to fhe failure of the sensor inside of ECM.
DTC DETECTING CONDITION
E72A4CA4
Item
Detecting Condition
Possible Cause
DTC Strategy
• Voltage monitoring
Enable Conditions
• IG KEY "ON"
ThresholdValue
• When output voltage is above the maximum
value. (above 4.85V)
DiagnosticTime
• 2.0 sec.
Fuel Cut
NO
EGR Off
YES
Fuel Limit
YES
Fail Safe
MIL
NO
• Atmospheric pressure is
fixed at 1000hpa.
• Atmospheric pressure
sensor (ECM component)
SPECIFICATION
E6934E71
Refer to DTC P0107.
MONITOR SCANTOOL DATA
EDE8D891
Refer to DTC P0107.
COMPONENT INSPECTION
E44AF3D4
1.
ECM Component Inspection
1)
IG KEY "OFF", ENGINE "OFF".
2)
Disconnect ECM.
3)
Replace ECM, check if abnormal operations disappear.
4)
If problems are corrected, replace ECM.
FLA -162
FUEL SYSTEM
VERIFICATION OF VEHICLE REPAIR
E8B258F2
Refer to DTC P0107.
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