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 |
Diagnostic Trouble Code Chart
Automatic High Beam Camera (B124C)Toyota CH-R Service Manual > Repair Instruction: Vehicle Lift And Support Locations
VEHICLE LIFT AND SUPPORT LOCATIONS
NOTICE ABOUT VEHICLE CONDITION WHEN RAISING VEHICLE
(a) The vehicle must be unloaded before jacking up or raising the vehicle. Never
jack up or raise a heavily loaded vehicle.
(b) When removing any heavy components like the engine or transaxle, the vehicle
c ...
Toyota CH-R Service Manual > Continuously Variable Transaxle System: Acceleration Sensor Malfunction (P1586)
DESCRIPTION
The ECM determines the vehicle inclination based on a signal from the airbag
sensor assembly (yaw rate and acceleration sensor). If a malfunction of the airbag
sensor assembly (yaw rate and acceleration sensor) is determined based on a malfunction
signal from the skid control ECU ...