Hyundai Santa Fe (2006 year). Manual — part 420
FL -290
FUEL SYSTEM
specification : Continuity ( below 1.0
Ω
)
4)
Is the measured resistance within the specification?
YES
▶
Repair short to ground and go to "Verification of Vehicle Repair".
NO
▶
Repair open in control circuit and go to "Verification of Vehicle Repair".
COMPONENT INSPECTION
E80FEECF
1.
Check EGR actuator component resistance
1)
IG KEY "OFF", ENGINE "OFF".
2)
Disconnect EGR actuator.
3)
Measure the resistance between EGR actuator component terminal 1 and 2.
Specification : 7.3~ 8.8
Ω
(30
℃
)
LFIG418A
4)
Is EEGR actuator component resistance within the specification?
YES
▶
Go to "Verification of Vehicle Repair".
NO
▶
Replace EEGR actuator and go to "Verification of Vehicle Repair".
VERIFICATION OF VEHICLE REPAIR
E6753BE9
After a repair, it is essential to verify that the fault is corrected.
1.
After connecting Scantool select "DIAGNOSTIC TROUBLE CODES(DTCs)" mode.
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.
DTC TROUBLESHOOTING PROCEDURES
FL -291
5.
Are any DTCs recorded ?
YES
▶
Go to the DTC guide of recorded NO. in Scantool.
NO
▶
System operates within specification.
FL -292
FUEL SYSTEM
DTC P0490 EXHAUST GAS RECIRCULATION CONTROL CIRCUIT HIGH
VOLTAGE
COMPONENT LOCATION
E92CCACE
Refer to DTC P0489.
GENERAL DESCRIPTION
E26B51E6
Refer to DTC P0489.
DTC DESCRIPTION
E9FEBBF5
P0490 is set when excessive current is detected in EEGR actuator circuit for more than 0.5 sec.. This code is due to short
to battery in EEGR actuator control circuit or internal short in EEGR component.
DTC DETECTING CONDITION
EEEBC657
Item
Detecting Condition
Possible Cause
DTC Strategy
• Signal monitoring
Enable Conditions
• Engine running
Threshold Value
• Short to battery
Diagnostic Time
• 0.5 sec.
Fuel cut
NO
EGR Off
YES
Fuel Limit
NO
Fail Safe
Check
Lamp
NO
• EGR actuator circuit
• EGR actuator component
SPECIFICATION
EE90B70B
Refer to DTC P0489.
SCHEMATIC DIAGRAM
E2FE5EE9
Refer to DTC P0489.
SIGNAL WAVEFORM AND DATA
E71CE5C0
Refer to DTC P0489.
MONITOR SCANTOOL DATA
E7A64DBB
Refer to DTC P0489.
TERMINAL AND CONNECTOR INSPECTION
E97F6D2D
Refer to DTC P0489.
DTC TROUBLESHOOTING PROCEDURES
FL -293
POWER CIRCUIT INSPECTION
E5791A48
1.
Check power circuit voltage
1)
IG KEY "OFF", ENGINE "OFF"
2)
Disconnect EGR actuator connector
3)
IG KEY "ON"
4)
Measure the voltage of terminal 2 of EGR actuator connector.
Specification : 11.5V~13.0V
5)
Is the measured voltage within the specification?
YES
▶
Go to "Control Circuit Inspection".
NO
▶
Repair E/R FUSE
&
RELAY BOX 15A SENSOR #2 FUSE and related circuit and go to "Verification of Vehicle
Repair".
CONTROL CIRCUIT INSPECTION
EAE2BD4A
1.
Check control circuit monitoring voltage
1)
IG KEY "OFF", ENGINE "OFF"
2)
Disconnect EGR actuator connector.
3)
IG KEY "ON"
4)
Measure the voltage of terminal 1 of EGR actuator connector.
Specification : 3.2V~3.7V
5)
Is the measured voltage within the specification?
YES
▶
Go to "Component Inspection".
NO
▶
When voltage is not detected : Go to "2. Check open in control circuit" as follows.
▶
When high voltage is detected : Repair short to battery and go to "Verification of Vehicle Repair".
2.
Check open in control circuit
1)
IG KEY "OFF", ENGINE "OFF"
2)
Disconnect EGR actuator connector and ECM connector
3)
Check continuity between EGR actuator terminal 1 and ECM connector (C230-A) terminal 59.
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