LIGHTING SYSTEM, Diagnostic DTC:B2450

DESCRIPTION

Initialization of the headlight leveling ECU*1 or headlight swivel ECU*2 has not been performed.

• *1: w/ Static Headlight Auto Leveling

• *2: w/ Dynamic Headlight Auto Leveling

INSPECTION PROCEDURE

PROCEDURE

1. Click here

   PERFORM INITIALIZATION

   
   

   1. Perform initialization of the headlight leveling ECU*1 or headlight swivel ECU*2 (Click here).

      
      

      • *1: w/ Static Headlight Auto Leveling

      • *2: w/ Dynamic Headlight Auto Leveling

   
   
   • NEXTClick here
2. Click here

   CHECK FOR DTC

   
   

   1. Check for DTCs (Click here).

      OK
      DTC B2450 is not output.

      Table 1. Result

      Result	Proceed to
      OK	A
      NG (w/ Static Headlight Auto Leveling)	B
      NG (w/ Dynamic Headlight Auto Leveling) (for LHD)	C
      NG (w/ Dynamic Headlight Auto Leveling) (for RHD)	D

      Tip:

      If the headlight leveling ECU*1 or headlight swivel ECU*2 stores DTC B2450 even though the ECU has been initialized, there may be a malfunction in the headlight leveling ECU*1 or headlight swivel ECU*2.

      
      

      • *1: w/ Static Headlight Auto Leveling

      • *2: w/ Dynamic Headlight Auto Leveling

   
   
   • AClick here
   • BClick here
   • CClick here
   • DClick here
3. Click here

   END

4. Click here

   REPLACE HEADLIGHT LEVELING ECU ASSEMBLYClick here

5. Click here

   REPLACE HEADLIGHT SWIVEL ECU ASSEMBLYClick here

6. Click here

   REPLACE HEADLIGHT SWIVEL ECU ASSEMBLYClick here