Toyota CH-R Service Manual: Yaw Rate Sensor Output Value (C1448)
DESCRIPTION
The yaw rate and acceleration sensor is built into the airbag sensor assembly.
The skid control ECU receives signals from the yaw rate and acceleration sensor (airbag sensor assembly) via CAN communication.
The airbag sensor assembly has a built-in yaw rate and acceleration sensor and detects the vehicle condition.
|
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
|---|---|---|---|
|
C1448 |
Yaw Rate Sensor Output Value |
When the vehicle speed is 20 km/h (12 mph) or more, an invalid data signal is received from the yaw rate sensor for 120 seconds or more. |
Yaw rate sensor (Airbag sensor assembly) |
PROCEDURE
|
1. |
CHECK DTC |
(a) Clear the DTCs.
Click here
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(b) Start and idle the engine.
(c) Drive the vehicle at a speed of 20 km/h (12 mph) or more for at least 120 seconds, and then stop the engine.
(d) Check if the same DTC is output.
Click here
|
Result |
Proceed to |
|---|---|
|
DTC C1448 is output |
A |
|
DTC C1448 is not output |
B |
| A | .gif) |
REPLACE AIRBAG SENSOR ASSEMBLY
|
| B | |
USE SIMULATION METHOD TO CHECK
|
Performance Decline of Brake Function (C1441)
DESCRIPTION
The skid control ECU judges brake failure conditions have occurred based on signals
from the brake pedal load sensing switch and master cylinder pressure sensor.
NOTICE:
Do not intent ...
Open in ABS Solenoid Relay Circuit (C146E)
DESCRIPTION
The ABS solenoid relay is built into the skid control ECU in the brake actuator
assembly. The ABS solenoid relay supplies power to the ABS and TRAC solenoids. The
skid control ECU det ...
Other materials:
Toyota CH-R Service Manual > Smart Key System(for Start Function): Brake Signal Malfunction (B2284)
DESCRIPTION
This DTC is stored when the brake signal sent via direct line and the brake signal
sent via CAN communication do not match.
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
Note
B2284
Brake ...
Toyota CH-R Service Manual > Air Conditioning Amplifier: Installation
INSTALLATION
PROCEDURE
1. INSTALL AIR CONDITIONING AMPLIFIER ASSEMBLY
(a) for VALEO Made:
(1) Connect each connector.
(2) Engage the guides to install the air conditioning amplifier assembly as shown
in the illustration.
Install in this Direction
(3) Install t ...
Toyota C-HR (AX20) 2023-2025 Owner's Manual
Toyota CH-R Owners Manual
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Toyota CH-R Service Manual
- Introduction
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