DESCRIPTION
The headlight ECU sub-assembly LH stores this DTC if the sensor value received from the rear height control sensor sub-assembly LH is out of range when performing initialization of the headlight ECU sub-assembly LH; for example, the vehicle is not level or being jack up.
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
Note |
---|---|---|---|---|
B2452 |
Height Control Sensor Data Out of Range When Initializing |
Rear height control sensor sub-assembly LH value is out of range when initializing |
|
- |
CAUTION / NOTICE / HINT
NOTICE:
If any of the following are performed, it is necessary to initialize the headlight ECU sub-assembly LH.
Click here
PROCEDURE
1. |
CLEAR DTC |
(a) Clear the DTCs.
Click here
Body Electrical > HL AutoLeveling > Clear DTCs
|
2. |
CHECK FOR DTC |
(a) Turn the ignition switch to ON.
(b) Check for DTCs.
Click here
Body Electrical > HL AutoLeveling > Trouble CodesOK:
DTC B2452 is not output.
OK |
USE SIMULATION METHOD TO CHECK |
|
3. |
CHECK AND REPLACE REAR HEIGHT CONTROL SENSOR SUB-ASSEMBLY LH |
(a) Check the installation condition of the rear height control sensor sub-assembly LH.
OK:
Rear height control sensor sub-assembly LH is installed correctly.
OK |
REPLACE REAR HEIGHT CONTROL SENSOR SUB-ASSEMBLY LH |
NG |
INSTALL PARTS CORRECTLY |
Toyota CH-R Service Manual > Lighting System: Headlamp LH Circuit (B2439,B243A)
DESCRIPTION
A DTC is stored when the headlight ECU sub-assembly receives a light source malfunction
signal from its respective headlight unit. The headlight ECU sub-assembly LH stores
DTC B2439 or B243A.
DTC No.
Detection Item
DTC Detection Condition
...
Toyota CH-R Service Manual > Rear Combination Light Assembly(for Led Type): Components
COMPONENTS
ILLUSTRATION
*1
REAR COMBINATION LIGHT ASSEMBLY
*2
REAR COMBINATION LIGHT COVER
...