LANE DEPARTURE ALERT SYSTEM Indicator Circuit
DESCRIPTION
When the lane departure warning camera detects a lane-keeping assist main switch signal, it sends the signal to the combination meter assembly via CAN communication. Then the lane departure alert indicator turns on.
INSPECTION PROCEDURE
Note
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When the lane departure warning camera is replaced with a new one, adjustment of the lane departure warning camera axis must be performed Click here.
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When replacing the lane departure warning camera, always replace it with a new one. If a lane departure warning camera which was installed to another vehicle is used, the information stored in the lane departure warning camera will not match the information from the vehicle. As a result, a DTC may be stored.
PROCEDURE
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PERFORM ACTIVE TEST USING TECHSTREAM (METER DISPLAY 1)
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Connect the Techstream to the DLC3.
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Turn the power switch on (IG).
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Turn the Techstream on.
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Enter the following menus: Body Electrical / Combination Meter / Active Test.
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Perform Active Test according to the display on Techstream.
Combination Meter Tester Display Test Part Control Range Diagnostic Note Meter Display 1 Multi-information display OFF or All Confirm that the vehicle is stopped with the power switch on (IG)
NG 
GO TO METER / GAUGE SYSTEM Click here
OK 
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READ VALUE USING TECHSTREAM (LDA INDICATOR)
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Connect the Techstream to the DLC3.
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Turn the power switch on (IG).
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Turn the Techstream on.
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Enter the following menus: Chassis / Lane Departure Alert / Data List.
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Read the Data List according to the display on the Techstream.
Lane Departure Alert Tester Display Measurement Item/Range Normal Condition Diagnostic Note LDA Indicator Status of the lane departure alert indicator/Nothing or Green Nothing: Lane departure alert indicator is not illuminated
Green: Lane departure alert indicator is illuminated
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NG
REPLACE LANE DEPARTURE WARNING CAMERA Click here
OK 
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE Click here
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