DTC C1001:92 [FORWARD SENSING CAMERA (FSC)]


id0902p9029700

Description

Poor functioning of forward sensing camera (FSC)

Detection condition
•  With the LDWS switch on or the high beam control (HBC) system operating, the forward sensing camera (FSC) detects that its field of view is poor for a certain period of time.
Fail-safe function
•  Inhibits the lane departure warning system (LDWS).
•  Inhibits the high beam control (HBC) system.
Possible cause
•  Windshield fogging
•  Forward sensing camera (FSC) lens fogging
•  Forward sensing camera (FSC) malfunction
•  Heavy rain, dense fog, snow, glare
•  No traffic lane lines or traffic lane lines are faded/patchy
System wiring diagram
Not applicable

Diagnostic Procedure

Step

Inspection

Action

1
VERIFY WINDSHIELD FOGGING
•  Verify if the windshield is fogged.
•  Is the windshield fogged?
Yes
Use the defroster to clear the fogging from the windshield, then go to Step 3.
No
Go to the next step.
2
VERIFY FOGGING ON FORWARD SENSING CAMERA (FSC) LENS AREA
•  Verify if there is any fogging on the forward sensing camera (FSC) lens.
•  Is the forward sensing camera (FSC) lens fogged?
Yes
Use the defroster to clear the fogging on the forward sensing camera (FSC) lens, then go to the next step.
No
Go to the next step.
3
VERIFY THAT REPAIRS HAVE BEEN COMPLETED
•  Clear the DTC for the forward sensing camera (FSC) using the M-MDS.
•  Drive the vehicle at 20 km/h or more for 3 min or more with the LDWS switch on.
•  Retrieve the forward sensing camera (FSC) DTCs using the M-MDS.
•  Is the same DTC displayed?
Yes
Repeat the inspection from Step 1.
•  If the malfunction recurs, replace the forward sensing camera (FSC).
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.