DESCRIPTION
The airbag sensor assembly and occupant detection ECU communicate via CAN communication.
When the occupant detection ECU stores DTC B1771, B1780, B1782, B1795, B1798, B1799, U0125 or U0129, the airbag sensor assembly receives this information and stores DTC B1650/32.
When the occupant detection ECU stores DTC B1785 or B1787, the airbag sensor assembly receives this information and stores DTC B165A/32.
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
Test Mode / Check Mode |
---|---|---|---|---|
B1650/32 |
Occupant Classification System Malfunction |
The occupant detection ECU has stored DTC B1771, B1780, B1782, B1795, B1798, B1799, U0125 or U0129. |
Occupant classification system |
Does not apply to test/check mode |
B165A/32 |
Occupant Detection Sensor Zero Point Calibration Incomplete |
The occupant detection ECU has stored DTC B1785 or B1787. |
Occupant classification system |
Does not apply to test/check mode |
CAUTION / NOTICE / HINT
NOTICE:
After turning the ignition switch off, waiting time may be required before disconnecting the cable from the negative (-) battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) battery terminal notices before proceeding with work.
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PROCEDURE
1. |
CHECK DTC (OCCUPANT CLASSIFICATION SYSTEM) |
(a) Check for occupant classification system DTCs.
Click here
OK:
DTCs are not output.
NG | ![]() |
GO TO OCCUPANT CLASSIFICATION SYSTEM |
|
2. |
CLEAR DTC (AIRBAG SYSTEM) |
(a) Clear the DTCs stored in memory.
Click here
NEXT | ![]() |
END |
Toyota CH-R Owners Manual > Dynamic radar cruise control with full-speed range: Driving in vehicle-to-vehicle distance control mode
This mode employs a radar sensor to detect the presence of vehicles up to approximately
328 ft. (100 m) ahead, determines the current vehicle-to-vehicle following distance,
and operates to maintain a suitable following distance from the vehicle ahead.
Note that vehicle-to-vehicle distance will ...
Toyota CH-R Service Manual > Lighting System: Back Door Courtesy Switch Circuit
DESCRIPTION
The main body ECU (Multiplex Network Body ECU) receives a back door open/closed
signal from back door lock assembly.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Before replacing the main ECU (multiplex network body ECU), refer to Registration*1.
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*1: w/ S ...