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
(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 | |
REPLACE AIRBAG SENSOR ASSEMBLY
|
| B | |
USE SIMULATION METHOD TO CHECK
|
Performance Decline of Brake Function (C1441)
Open in ABS Solenoid Relay Circuit (C146E)Toyota CH-R Service Manual > Power Steering System: Terminals Of Ecu
TERMINALS OF ECU
CHECK POWER STEERING ECU ASSEMBLY
*a
Component without harness connected
(Power Steering ECU Assembly)
-
-
(a) Measure the voltage and resistance according to the value(s) in the table
below.
NOTICE:
When the EPS warni ...
Toyota CH-R Service Manual > Lin Communication System: LIN Communication Bus Malfunction (B2325)
DESCRIPTION
If the main body ECU (multiplex network body ECU) detects a communication error
with an ECU connected to the door bus lines for 7 seconds or more, DTC B2325 will
be stored.
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
...