NIGHT VIEW SYSTEM, Diagnostic DTC:B2826

DTC Code DTC Name
B2826 Near Infrared Projector Malfunction

DESCRIPTION

The No. 1 night view ECU communicates with the object recognition ECU via CAN communication. This DTC is stored when a near infrared signal malfunction is detected in the object recognition ECU.

Tech Tips

While DTCs are stored, the night view system does not operate and a warning message is displayed on the accessory meter assembly.

DTC Code DTC Detection Condition Trouble Area
B2826 A near infrared signal malfunction is detected in object recognition ECU

  • CAN communication system

  • Pre-crash safety system

  • Lane-keeping assist system

  • Object recognition ECU

  • No. 1 night view ECU

WIRING DIAGRAM

A001CC1E04
*1 Main Body ECU (Multiplex Network Body ECU)
*2 No. 1 Night View ECU
*3 CAN Communication Line

CAUTION / NOTICE / HINT

Note

When the No. 1 night view ECU is replaced, perform object recognition camera (night view camera) adjustment Click here.

PROCEDURE


  1. CHECK CAN COMMUNICATION SYSTEM


    1. Use the GTS to check if the CAN communication system is functioning normally.


      OK
      CAN communication system is functioning normally.
      Result
      Result Proceed to
      OK A
      NG (for LHD) B
      NG (for RHD) C

    B

    GO TO CAN COMMUNICATION SYSTEM Click here

    C

    GO TO CAN COMMUNICATION SYSTEM Click here

    A

  2. CHECK PRE-CRASH SAFETY SYSTEM


    1. Check if the pre-crash safety system is functioning normally Click here.

      OK
      The pre-crash safety system is functioning normally.

    NG

    GO TO PRE-CRASH SAFETY SYSTEM Click here

    OK

  3. CHECK LANE-KEEPING ASSIST SYSTEM


    1. Check if the lane-keeping assist system is functioning normally Click here.

      OK
      The lane-keeping assist system is functioning normally.

    NG

    GO TO LANE-KEEPING ASSIST SYSTEM Click here

    OK

  4. REPLACE NO. 1 NIGHT VIEW ECU


    1. Temporarily replace the No. 1 night view ECU with a new or normally functioning one Click here.


    NEXT

  5. ADJUST OBJECT RECOGNITION CAMERA (NIGHT VIEW CAMERA)


    1. Perform object recognition camera (night view camera) adjustment Click here.


    NEXT

  6. CHECK FOR DTC


    1. Clear the DTCs Click here.

    2. Turn the engine switch off.

    3. Wait 6 seconds after turning the engine switch off, and then turn the engine switch on (IG).

    4. Check for DTCs Click here.

      OK
      No DTCs are output.

    OK

    END (NO. 1 NIGHT VIEW ECU IS DEFECTIVE)

    NG

    REPLACE OBJECT RECOGNITION ECU (See page)