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

Toyota CH-R Service Manual / Lighting (ext) / Automatic Headlight Beam Level Control System / 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

CLEAR DTC

(a) Clear the DTCs.

Click here

Body Electrical > HL AutoLeveling > Clear DTCs

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.

END (INITIALIZATION WAS NOT COMPLETED)

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 > Can Communication System: Check Bus 2 Line for Short to GND
DESCRIPTION There may be a short circuit between one of the CAN bus lines and GND when there is no resistance between terminal 18 (CA4H) of the central gateway ECU (network gateway ECU) and terminal 4 (CG) of the DLC3, or terminal 17 (CA4L) of the central gateway ECU (network gateway ECU) and ...

Toyota CH-R Service Manual > Washer Motor: Installation
INSTALLATION PROCEDURE 1. INSTALL WINDSHIELD WASHER MOTOR AND PUMP ASSEMBLY (a) Install the washer motor and pump assembly as shown in the illustration. Install in this Direction (b) Connect the connector. (c) Connect the washer hose. 2. ADD WASHER FLUID (a) Co ...

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

Vehicle Specifications have not been Stored (B2451)

Headlight Beam Level Control Motor LH Malfunction (B2417,B2418)

Other materials:

Toyota CH-R Owners Manual

Toyota CH-R Service Manual