Toyota CH-R Service Manual: Center Airbag Sensor Assembly Malfunction (B1000/31)
DESCRIPTION
The airbag sensor assembly consists of the acceleration sensor, safing sensor, drive circuit, diagnosis circuit, ignition control, etc.
If the airbag sensor assembly receives signals from the acceleration sensor and pressure sensor, it determines whether the airbags and pretensioners should be deployed.
DTC B1000/31 is stored when a malfunction is detected in the airbag sensor assembly.
|
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
Test Mode / Check Mode |
|---|---|---|---|---|
|
B1000/31 |
Center Airbag Sensor Assembly Malfunction |
Airbag sensor assembly malfunction |
Airbag sensor assembly |
Does not apply to test/check mode |
PROCEDURE
|
1. |
CHECK DTC |
(a) Check for DTCs.
Click here .gif)
NOTICE:
If only DTC B1000/31 is output, do not clear the DTC, replace the airbag sensor assembly.
HINT:
If any DTCs other than DTC B1000/31 are also output, troubleshoot those DTCs first.
|
Result |
Proceed to |
|---|---|
|
Only DTC B1000/31 is output |
A |
|
DTC B1000/31 and other DTCs are output |
B |
| A | .gif) |
REPLACE AIRBAG SENSOR ASSEMBLY |
| B | |
GO TO DIAGNOSTIC TROUBLE CODE CHART |
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VEHICLE CONTROL HISTORY
Function Overview
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Side Airbag Sensor RH Circuit Malfunction (B1620/21)
DESCRIPTION
The side collision sensor RH circuit (bus 1) consists of the airbag sensor assembly,
door side airbag sensor RH, No. 1 side airbag sensor RH and No. 2 side airbag sensor
RH.
The door ...
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Toyota CH-R Service Manual > Front Seatback Heater: Installation
INSTALLATION
CAUTION / NOTICE / HINT
CAUTION:
Be sure to read Precaution thoroughly before servicing.
Click here
Wear protective gloves. Sharp areas on the parts may injure your hands.
HINT:
Use the same procedure for the driver side and front passen ...
Toyota CH-R Service Manual > Front Drive Shaft Assembly: Disassembly
DISASSEMBLY
PROCEDURE
1. SEPARATE FRONT NO. 2 AXLE INBOARD JOINT BOOT CLAMP
(a) Secure the drive shaft in a vise between aluminum plates.
NOTICE:
Do not overtighten the vise.
(b) Using pliers, separate the front No. 2 axle inboard joint boot clamp.
...
Toyota C-HR (AX20) 2023-2025 Owner's Manual
Toyota CH-R Owners Manual
- For safety and security
- Instrument cluster
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- For owners
Toyota CH-R Service Manual
- Introduction
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- Audio / Video
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- Navigation / Multi Info Display
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