Toyota CH-R Service Manual: Yaw Rate Sensor (C1A46)

Toyota CH-R Service Manual / Park Assist / Monitoring / Blind Spot Monitor System / Yaw Rate Sensor (C1A46)

DESCRIPTION

The blind spot monitor sensor receives yaw rate signals from the airbag sensor assembly via CAN communication.

DTC No.	Detection Item	DTC Detection Condition	Trouble Area
C1A46	Yaw Rate Sensor	A fail flag is transmitted from the yaw rate and acceleration sensor	Vehicle stability control system Blind spot monitor sensor LH (Master) Blind spot monitor sensor RH (Slave)

CAUTION / NOTICE / HINT

NOTICE:

When checking for DTCs, make sure that the blind spot monitor system is turned on.

PROCEDURE

1.	CHECK OTHER DTC OUTPUT (VEHICLE STABILITY CONTROL SYSTEM)

(a) Check for vehicle stability control system DTCs.

Click here

OK:

Vehicle stability control system DTCs are not output.

GO TO VEHICLE STABILITY CONTROL SYSTEM

2.	RECHECK DTC

(a) Turn the ignition switch off.

(b) Turn the ignition switch to ON.

Body Electrical > Blind Spot Monitor Master > Trouble Codes Body Electrical > Blind Spot Monitor Slave > Trouble Codes

Result	Proceed to
No DTCs are output.	A
DTC C1A46 is output ("Blind Spot Monitor Master").	B
DTC C1A46 is output ("Blind Spot Monitor Slave").	C

USE SIMULATION METHOD TO CHECK

REPLACE BLIND SPOT MONITOR SENSOR LH (MASTER)

REPLACE BLIND SPOT MONITOR SENSOR RH (SLAVE)

Vehicle Speed Sensor (C1A45)

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Power Source Circuit

DESCRIPTION This circuit provides power to operate the blind spot monitor sensor. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: Inspect the fuses for circuits related to this system before per ...

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