DTC U0420:68 [FORWARD SENSING CAMERA (FSC)]
id1502a3011200
Forward Sensing Camera (FSC) Type A (VIN Serial No. 100001—)
|
Description |
Error signal received from electric power steering (EPS) control module |
|---|---|
|
Detection condition
|
• Forward sensing camera (FSC) receives the error signal from the electric power steering (EPS) control module for 5 s or more.
|
|
Fail-safe
|
• Inhibits the lane departure warning system (LDWS).
|
|
Possible cause
|
• DTCs are stored in the electric power steering (EPS) control module.
• Forward sensing camera (FSC) malfunction
|
|
System wiring diagram
|
Not applicable
|
Diagnostic Procedure
|
Step |
Inspection |
Action |
|
|---|---|---|---|
|
1
|
VERIFY ELECTRIC POWER STEERING (EPS) CONTROL MODULE DTCs
• Retrieve the electric power steering (EPS) control module DTCs using the M-MDS.
• Are any DTCs displayed?
|
Yes
|
Repair or replace the malfunctioning part according to the applicable DTC troubleshooting.
|
|
No
|
Go to the next step.
|
||
|
2
|
VERIFY THAT REPAIRS HAVE BEEN COMPLETED
• Clear the DTC for the forward sensing camera (FSC) using the M-MDS.
• Switch the ignition ON (engine off or on) and wait for 6.5 s or more.
• Retrieve the forward sensing camera (FSC) DTCs using the M-MDS.
• Is the same DTC displayed?
|
Yes
|
Replace the forward sensing camera (FSC), then go to the next step.
|
|
No
|
Go to the next step.
|
||
|
3
|
VERIFY IF OTHER DTCs DISPLAYED
• Are any other DTCs displayed?
|
Yes
|
Repair or replace the malfunctioning part according to the applicable DTC troubleshooting.
|
|
No
|
DTC troubleshooting completed.
|
||
Forward Sensing Camera (FSC) Type B (VIN Serial No. 200001—)
|
Description |
Error signal received from electric power steering (EPS) control module |
|---|---|
|
Detection condition
|
• Forward sensing camera (FSC) receives the error signal from the electric power steering (EPS) control module for 5 s or more.
|
|
Fail-safe
|
• Inhibits the lane departure warning system (LDWS).
• Inhibits the lane-keep assist system.
• Inhibits the advanced smart city brake support (advanced SCBS).
|
|
Possible cause
|
• DTCs are stored in the electric power steering (EPS) control module.
• Electric power steering (EPS) control module malfunction
• Forward sensing camera (FSC) malfunction
|
|
System wiring diagram
|
Not applicable
|
Diagnostic Procedure
|
Step |
Inspection |
Action |
|
|---|---|---|---|
|
1
|
VERIFY ELECTRIC POWER STEERING (EPS) CONTROL MODULE DTCs
• Retrieve the electric power steering (EPS) control module DTCs using the M-MDS.
• Are any DTCs displayed?
|
Yes
|
Repair or replace the malfunctioning part according to the applicable DTC troubleshooting.
|
|
No
|
Go to the next step.
|
||
|
2
|
VERIFY IF MALFUNCTIONING LOCATION IS ELECTRIC POWER STEERING (EPS) CONTROL MODULE DEPENDING ON REPEATABILITY
• Clear the DTC for the forward sensing camera (FSC) using the M-MDS.
• Switch the ignition ON (engine off or on) and wait for 6.5 s or more.
• Retrieve the forward sensing camera (FSC) DTCs using the M-MDS.
• Is the same DTC displayed?
|
Yes
|
Replace the electric power steering (EPS) control module, then go to the next step.
|
|
No
|
Go to Step 4.
|
||
|
3
|
VERIFY THAT REPAIRS HAVE BEEN COMPLETED
• Clear the DTC for the forward sensing camera (FSC) using the M-MDS.
• Switch the ignition ON (engine off or on) and wait for 6.5 s or more.
• Retrieve the forward sensing camera (FSC) DTCs using the M-MDS.
• Is the same DTC displayed?
|
Yes
|
Replace the forward sensing camera (FSC), then go to the next step.
|
|
No
|
Go to the next step.
|
||
|
4
|
VERIFY IF OTHER DTCs DISPLAYED
• Are any other DTCs displayed?
|
Yes
|
Repair or replace the malfunctioning part according to the applicable DTC troubleshooting.
|
|
No
|
DTC troubleshooting completed.
|
||