LANE DEPARTURE ALERT SYSTEM(w/ Steering Control) Indicator Circuit

DESCRIPTION

When the forward recognition camera detects a lane departure alert main switch signal, it sends the signal to the combination meter assembly via CAN communication. Then the lane departure alert indicator turns on.

PROCEDURE

1. Click here

   READ VALUE USING GTS (CAN BUS CHECK)

   
   

   1. Connect the GTS to the DLC3.

   2. Turn the power switch on (IG).

   3. Turn the GTS on.

   4. Enter the following menus: System Select / Can Bus Check.

      Result
      Result Proceed to All of the ECUs and sensors that are currently connected to the CAN communication system are displayed. A None of the ECUs and sensors that are currently connected to the CAN communication system are displayed, or some of them are not displayed. B

   5. Turn the power switch off.

   
   
   • AClick here
   • B

     GO TO CAN COMMUNICATION SYSTEM (Click here)

2. Click here

   CHECK FOR DTCs (HEALTH CHECK)

   
   

   1. Connect the GTS to the DLC3.

   2. Turn the power switch on (IG).

   3. Turn the GTS on.

   4. Enter the following menus: System Select / Health Check.

   5. Check DTCs.

      Table 2. Result

      Result	Proceed to
      No DTCs are output.	A
      DTCs are output.	B

   6. Turn the power switch off.

   
   
   • AClick here
   • B

     GO TO DTC CHART

3. Click here

   PERFORM ACTIVE TEST USING GTS (METER DISPLAY 1)

   
   

   1. Connect the GTS to the DLC3.

   2. Turn the power switch on (IG).

   3. Turn the GTS on.

   4. Enter the following menus: Body Electrical / Combination Meter / Active Test.

   5. According to the display on the GTS, perform the Active Test.

      Table 3. Combination Meter

      Tester Display	Test Part	Control Range	Diagnostic Note
      Meter Display 1	Multi-information display	OFF or All	-

      Table 4. Result

      Result	Proceed to
      The multi-information display in the combination meter assembly turns on or off according to the operation of the Active Test.	A
      The multi-information display in the combination meter assembly does not turn on or off according to the operation of the Active Test.	B

   6. Turn the power switch off.

   
   
   • AClick here
   • B

     GO TO METER / GAUGE SYSTEM (Click here)

4. Click here

   READ VALUE USING GTS

   
   

   1. Connect the GTS to the DLC3.

   2. Turn the power switch on (IG).

   3. Turn the GTS on.

   4. Enter the following menus: Chassis / LKA/LDA / Data List.

   5. Read the Data List according to the display on the GTS.

      Table 5. LKA/LDA

      Tester Display	Test Part	Control Range	Diagnostic Note
      LDA Control	Control status of lane departure alert system (w/ Steering Control)/ Prohibit or Permit	Prohibit: Control prohibited Permit: Control permitted	-

      Table 6. Result

      Result	Proceed to
      The lane departure alert indicator illuminates and turns on according to the operation of the lane departure alert main switch	A
      The lane departure alert indicator does not illuminate but the Data List item LDA Control changes according to the operation of the lane departure alert main switch	B
      The lane departure alert indicator does not illuminate and the Data List item LDA Control does not change according to the operation of the lane departure alert main switch	C

   
   
   • A

     PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE (Click here)

   • B

     REPLACE COMBINATION METER ASSEMBLY (Click here)

   • C

     REPLACE FORWARD RECOGNITION CAMERA (Click here)