Toyota Tundra Service Manual: Yaw Rate Sensor (C1A46)

DESCRIPTION

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

DTC No.	DTC Detection Condition	Trouble Area
C1A46	A fail flag is transmitted from the yaw rate sensor	Vehicle stability control system Blind spot monitor sensor LH Blind spot monitor sensor RH

CAUTION / NOTICE / HINT

NOTICE:

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

PROCEDURE

1.	CHECK DTC (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) Clear the DTCs.

Click here

(b) Recheck for DTCs and check if the same DTC is output again.

Click here

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 RH

REPLACE BLIND SPOT MONITOR SENSOR LH

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Toyota Tundra Owners Manual