DESCRIPTION
This DTC is stored when the skid control ECU (brake actuator assembly) detects an abnormality in the difference between the acceleration sensor value and the control value estimated based on the yaw rate sensor, steering angle sensor and speed sensor signals.
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
---|---|---|---|
C1420 |
Acceleration Sensor Malfunction |
The difference between the acceleration sensor value and the control value estimated inside the skid control ECU (brake actuator assembly) is abnormal. |
|
PROCEDURE
1. |
CHECK AIRBAG SENSOR ASSEMBLY INSTALLATION |
(a) Check that the yaw rate and acceleration sensor (airbag sensor assembly) has been installed properly.
Click here
OK:
The airbag sensor assembly is tightened to the specified torque.
The airbag sensor assembly is not be installed in a tilted position.
HINT:
If troubleshooting has been carried out according to Problem Symptoms Table, refer back to the table and proceed to the next step before replacing parts.
Click here
OK |
REPLACE AIRBAG SENSOR ASSEMBLY |
NG |
INSTALL AIRBAG SENSOR ASSEMBLY CORRECTLY |
Toyota CH-R Service Manual > Safety Connect System: Parts Location
PARTS LOCATION
ILLUSTRATION
*A
w/ Navigation System
-
-
*1
RADIO AND DISPLAY RECEIVER ASSEMBLY
*2
INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY
- ECU-ACC FUSE
- ECU-IG2 NO. 3 FUSE
*3
...
Toyota CH-R Service Manual > Smart Key System(for Entry Function): How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
Use these procedures to troubleshoot the smart key system (for Entry
Function).
*: Use the Techstream.
PROCEDURE
1.
VEHICLE BROUGHT TO WORKSHOP
NEXT
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