DTC B13A6:11 [FORWARD SENSING CAMERA (FSC)]

id1502a3010600

Description

LDWS switch circuit malfunction
Detection condition
•  Forward sensing camera (FSC) detects that LDWS switch is held pressed for 10 s or more.
Fail-safe
•  Inhibits the lane departure warning system (LDWS).
•  Inhibits the lane-keep assist system.
Possible cause
•  DTCs are stored in the instrument cluster.
•  LDWS switch malfunction
•  Forward sensing camera (FSC) malfunction
•  Instrument cluster malfunction
System wiring diagram
Not applicable

Diagnostic Procedure

Step

Inspection

Action
1
VERIFY INSTRUMENT CLUSTER DTCs
•  Retrieve the instrument cluster DTCs using the M-MDS.
•  Are any DTCs displayed?
Yes
Repair or replace the malfunctioning part according to the applicable DTC troubleshooting.
(See DTC TABLE [INSTRUMENT CLUSTER].)
No
Go to the next step.
2
INSPECT LDWS SWITCH
•  Inspect the LDWS switch.
•  Is the LDWS switch normal?
Yes
Go to the next step.
No
Replace the cluster switch, then go to Step 4.
(See CLUSTER SWITCH REMOVAL/INSTALLATION.)
3
VERIFY IF MALFUNCTIONING LOCATION IS INSTRUMENT CLUSTER 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 11.5 s or more.
•  Retrieve the forward sensing camera (FSC) DTCs using the M-MDS.
•  Is the same DTC displayed?
Yes
Replace the instrument cluster, then go to the next step.
(See INSTRUMENT CLUSTER REMOVAL/INSTALLATION.)
No
Go to Step 5.
4
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 11.5 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.
(See FORWARD SENSING CAMERA (FSC) REMOVAL/INSTALLATION.)
No
Go to the next step.
5
VERIFY IF OTHER DTCs DISPLAYED
•  Are any other DTCs displayed?
Yes
Repair or replace the malfunctioning part according to the applicable DTC troubleshooting.
(See DTC TABLE [FORWARD SENSING CAMERA (FSC)].)
No
DTC troubleshooting completed.