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 |
Toyota CH-R Service Manual > Front Shock Absorber: Components
COMPONENTS
ILLUSTRATION
*1
COWL BODY MOUNTING REINFORCEMENT LH
*2
COWL BODY MOUNTING REINFORCEMENT RH
*3
NO. 1 HEATER AIR DUCT SPLASH SHIELD SEAL
*4
OUTER COWL TOP PANEL SUB-ASSEMBLY
*5 ...
Toyota CH-R Service Manual > Horn: Horn
Components
COMPONENTS
ILLUSTRATION
*1
LOW PITCHED HORN ASSEMBLY
*2
NO.1 RADIATOR GRILLE RETAINER
*3
NO.1 RADIATOR TO SUPPORT SEAL
-
-
N*m (kgf*cm, ft.*lbf): Specified torque ...