Toyota CH-R Service Manual: Initialization has not been Performed (B2450)

DESCRIPTION

The headlight ECU sub-assembly LH stores this DTC if initialization has not been performed after the ECU was replaced.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

Note

B2450

Initialization has not been Performed

Initialization of the headlight ECU sub-assembly LH has not been performed

Headlight ECU sub-assembly LH

-

CAUTION / NOTICE / HINT

NOTICE:

  • If the headlight ECU sub-assembly LH has been replaced, it is necessary to synchronize the vehicle information and initialize the headlight ECU sub-assembly LH.

    Click here

  • If any of the following are performed, it is necessary to initialize the headlight ECU sub-assembly LH.

    Click here

    • Replacement of the rear height control sensor sub-assembly LH
    • Removal/installation of the rear height control sensor sub-assembly LH
    • Work that changes the vehicle height such as replacement of suspension components

PROCEDURE

1.

INITIALIZATION HEADLIGHT ECU SUB-ASSEMBLY LH

(a) Perform initialization of the headlight ECU sub-assembly LH.

Click here

NEXT

2.

CLEAR DTC

(a) Clear the DTCs.

Click here

Body Electrical > HL AutoLeveling > Clear DTCs
NEXT

3.

CHECK FOR DTC

(a) Turn the ignition switch to ON.

(b) Check for DTCs.

Click here

Body Electrical > HL AutoLeveling > Trouble Codes

OK:

DTC B2450 is not output.

HINT:

If the headlight ECU sub-assembly LH stores DTC B2450 even though the ECU has been initialized, there may be a malfunction in the headlight ECU sub-assembly LH.

OK

END (INITIALIZATION WAS NOT COMPLETED)

NG

REPLACE HEADLIGHT ECU SUB-ASSEMBLY LH

    Vehicle Specifications have not been Stored (B2451)
    DESCRIPTION The headlight ECU sub-assembly LH stores this DTC if the vehicle specifications have not been stored in the ECU. DTC No. Detection Item DTC Detection C ...

    Headlight Beam Level Control Motor LH Malfunction (B2417,B2418)
    DESCRIPTION The headlight unit (headlight leveling motor) receives a signal from the headlight control ECU sub-assembly to operate. The headlight control ECU sub-assembly receives a signal indica ...

    Other materials:

    Toyota CH-R Service Manual > Smart Key System(for Entry Function): Dtc Check / Clear
    DTC CHECK / CLEAR CHECK FOR DTC NOTICE: When using the Techstream with the engine switch off, connect the Techstream to the DLC3 and turn a courtesy light switch on and off at intervals of 1.5 seconds or less until communication between the Techstream and the vehicle begins. Then select the ...

    Toyota CH-R Service Manual > Window / Glass: Rear Power Window Switch
    Components COMPONENTS ILLUSTRATION *1 POWER WINDOW REGULATOR SWITCH ASSEMBLY WITH REAR DOOR UPPER ARMREST BASE PANEL *2 REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY *3 REAR DOOR UPPER ARMREST BASE PANEL - ...

    Toyota CH-R Owners Manual

    Toyota CH-R Service Manual

    © 2017-2025 Copyright www.tochr.net
    0.0134