DESCRIPTION
This DTC is stored when the main body ECU (multiplex network body ECU) detects malfunctions in the automatic high beam system.
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
---|---|---|---|
B124B |
Automatic High Beam System |
Malfunction in automatic high beam system |
|
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Click here
HINT:
If the forward recognition camera stores a DTC for a malfunction of any of the following, this DTC will be stored simultaneously.PROCEDURE
1. |
CHECK FOR DTC (HEALTH CHECK) |
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: System Select / Health Check.
(e) Check for DTCs.
Result |
Proceed to |
---|---|
Only DTC B124B is output |
A |
DTC B124B and other DTCs are output |
B |
B | ![]() |
GO TO OTHER DTC CHART |
|
2. |
CHECK FORWARD RECOGNITION CAMERA SYSTEM |
(a) Check if a dynamic radar cruise control system, lane departure alert system and pre-collision system warning message is displayed on the combination meter assembly.
Click here
OK:
No dynamic radar cruise control system, lane departure alert system and pre-collision system warning messages are displayed.
OK | ![]() |
REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)
|
NG | ![]() |
GO TO FORWARD RECOGNITION CAMERA SYSTEM |
Toyota CH-R Service Manual > Pre-collision System: Brake System Malfunction (C1A50)
DESCRIPTION
When the pre-collision system is operating, the millimeter wave radar sensor
assembly sends brake control signals to the skid control ECU (brake actuator assembly).
When the millimeter wave radar sensor assembly receives a VSC system malfunction
signal from the skid control ECU (br ...
Toyota CH-R Service Manual > Front Differential Oil Seal: Replacement
REPLACEMENT
CAUTION / NOTICE / HINT
The necessary procedures (adjustment, calibration, initialization, or registration)
that must be performed after parts are removed, installed, or replaced during the
front differential oil seal removal/installation are shown below.
Necessary Procedure After ...