DESCRIPTION
This DTC is stored when a headlight ECU sub-assembly LH which is not compatible with the vehicle has been installed.
|
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
Note |
|---|---|---|---|---|
|
B2456 |
Left Headlight ECU Variation Error |
Incompatible headlight ECU sub-assembly LH is installed |
|
- |
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
PROCEDURE
|
1. |
CLEAR DTC |
(a) Clear the DTCs.
Click here
|
|
2. |
CHECK FOR DTC |
(a) Turn the ignition switch to ON.
(b) Check for DTCs.
Click here
OK:
DTC B2456 is not output.
| OK | |
USE SIMULATION METHOD TO CHECK
|
|
|
3. |
CHECK ECM |
(a) Check if the part number of the ECM installed to the vehicle is correct.
OK:
Part number is correct.
| OK | |
REPLACE HEADLIGHT ECU SUB-ASSEMBLY LH |
| NG | |
REPLACE ECM |
Height Control Sensor Data Out of Range When Initializing (B2452)
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PRECAUTION
HINT:
In the airbag system, the parts listed below are collectively referred to as
the airbag sensors.
Airbag sensor assembly
Front airbag sensor
Door side airbag sensors
No. 1 side airbag sensor
Floor side airbag sensor
No. 2 side airbag sensor
...
Toyota CH-R Service Manual > Wireless Door Lock Control System(w/ Smart Key System): Parts Location
PARTS LOCATION
ILLUSTRATION
*1
REAR COMBINATION LIGHT ASSEMBLY RH
*2
REAR COMBINATION LIGHT ASSEMBLY LH
*3
HEADLIGHT ASSEMBLY RH
*4
HEADLIGHT ASSEMBLY LH
*5
SIDE TURN SIGNAL ...