Toyota Tundra Service Manual: Vehicle Speed Sensor (C1A45)

Toyota Tundra Service Manual / Audio, Visual, Telematics / Park Assist / Monitoring / Blind Spot Monitor System / Vehicle Speed Sensor (C1A45)

DESCRIPTION

The blind spot monitor sensor receives vehicle speed signals from the skid control ECU (brake actuator assembly) via CAN communication.

DTC Code	DTC Detection Condition	Trouble Area
C1A45	A fail flag is transmitted from the skid control ECU (brake actuator assembly).	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 (See page ).

OK:

Vehicle stability control system DTCs are not output.

GO TO VEHICLE STABILITY CONTROL SYSTEM

CHECK DTC

(a) Clear the DTCs (See page ).

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

Result

Result	Proceed to
No DTC is output	A
DTC C1A45 is output ("Blind Spot Monitor Master")	B
DTC C1A45 is output ("Blind Spot Monitor Slave")	C

USE SIMULATION METHOD TO CHECK

REPLACE BLIND SPOT MONITOR SENSOR RH

REPLACE BLIND SPOT MONITOR SENSOR LH

See More:

Toyota Tundra Service Manual > Windshield Deicer System: Problem Symptoms Table
PROBLEM SYMPTOMS TABLE HINT: Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the ...

Toyota Tundra Service Manual: Vehicle Speed Sensor (C1A45)

Blind Spot Monitor System

Yaw Rate Sensor (C1A46)

See More:

Toyota Tundra Owners Manual

Toyota Tundra Service Manual