Toyota Yaris: Airbag System / VEHICLE CONTROL HISTORY (RoB)

Toyota Yaris XP210 (2020-2025) Reapir and Service Manual / Vehicle Interior / Supplemental Restraint Systems / Airbag System / VEHICLE CONTROL HISTORY (RoB)

VEHICLE CONTROL HISTORY (RoB)

NOTICE:

Replacing or repairing related components may cause vehicle control history codes to be stored.
When checking the vehicle control history, make sure to record the output histories. Then, clear the histories and recheck the output histories again.

CHECK VEHICLE CONTROL HISTORY (AIRBAG SYSTEM)

(a) Following the instructions on the GTS, display the vehicle control history (RoB) check screen and read the codes.

Body Electrical > SRS Airbag > Utility

Tester Display
Vehicle Control History (RoB)

Vehicle Control History Item (Airbag System)

Warning Light	Code	Tester Display	Measurement Item	Diagnostic Note
SRS warning light illuminated	X210B	SRS Airbag ECU IG Voltage Drop	History of SRS becoming inoperable due to decreased voltage of airbag sensor assembly IG power supply.	Recorded when the airbag sensor assembly input voltage is continuously less than 8 V for 60 seconds. Click here
-	X210C	Satellite Sensor During Reset	History of SRS becoming inoperable due to satellite sensor communication reset.	Recorded when satellite sensor communication stops and a reset is performed. Check that satellite sensor DTCs are not being output.
SRS warning light illuminated	XF01B	ECU Security Key Not Registered	Incomplete registration of the ECU security key

Warning Light

Code

Tester Display

Measurement Item

Diagnostic Note

SRS warning light illuminated

X210B

SRS Airbag ECU IG Voltage Drop

History of SRS becoming inoperable due to decreased voltage of airbag sensor assembly IG power supply.

Recorded when the airbag sensor assembly input voltage is continuously less than 8 V for 60 seconds.

Click here

X210C

Satellite Sensor During Reset

History of SRS becoming inoperable due to satellite sensor communication reset.

Recorded when satellite sensor communication stops and a reset is performed.

Check that satellite sensor DTCs are not being output.

SRS warning light illuminated

XF01B

ECU Security Key Not Registered

Incomplete registration of the ECU security key

CLEAR VEHICLE CONTROL HISTORY (AIRBAG SYSTEM)

(a) Select the deletion button on the vehicle control history (RoB) check screen and clear the codes.

Body Electrical > SRS Airbag > Utility

Tester Display
Vehicle Control History (RoB)

Vehicle Control History

VEHICLE CONTROL HISTORY FUNCTION OVERVIEW (a) The vehicle control history is a function that records control data (record data) when triggered by specific vehicle behavior or user input...

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