Toyota CH-R Service Manual: Height Control Sensor Data Out of Range When Initializing (B2452)
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
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- Replacement of the rear height control sensor sub-assembly LH
- Removal/installation of the rear height control sensor sub-assembly LH
- Work that changes the vehicle height such as replacement of suspension components
PROCEDURE
|
1. |
CLEAR DTC |
(a) Clear the DTCs.
Click here
|
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|
2. |
CHECK FOR DTC |
(a) Turn the ignition switch to ON.
(b) Check for DTCs.
Click here
OK:
DTC B2452 is not output.
| OK | .gif) |
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 |
Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
Automatic Headlight Beam Level Control System
DTC No.
Detection Item
Link
B2415
Vehicle Speed Sensor Malfun ...
Left Headlight ECU Variation Error (B2456)
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 Detecti ...
Other materials:
Toyota CH-R Service Manual > Rear Seat Side Airbag Assembly: Installation
INSTALLATION
PROCEDURE
1. INSTALL REAR SEAT AIRBAG
(a) Engage the claws to install the rear seat airbag.
(b) Install the 2 screws.
2. INSTALL REAR SEAT SIDE GARNISH
Click here
...
Toyota CH-R Service Manual > Automatic High Beam System: Dtc Check / Clear
DTC CHECK / CLEAR
CHECK DTC
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / Main Body / Trouble Codes.
Body Electrical > Main Body > Trouble Codes
(e) Check for DTCs.
CLEAR DTC
(a) ...
Toyota CH-R Owners Manual
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Toyota CH-R Service Manual
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