Toyota Tundra Service Manual: 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.

NG

GO TO VEHICLE STABILITY CONTROL SYSTEM

OK

2.

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

A

USE SIMULATION METHOD TO CHECK

B

REPLACE BLIND SPOT MONITOR SENSOR RH

C

REPLACE BLIND SPOT MONITOR SENSOR LH

    Blind Spot Monitor System

    Yaw Rate Sensor (C1A46)

    See More:

    Toyota Tundra Owners Manual > Using the driving support systems: BSM (Blind Spot Monitor)
    Summary of the Blind Spot Monitor The Blind Spot Monitor is a system that has 2 functions; The Blind Spot Monitor function Assists the driver in making the decision when changing lanes The Rear Cross Traffic Alert function Assists the driver when backing up These functions use same sensors. Multi-in ...

    Toyota Tundra Owners Manual

    Toyota Tundra Service Manual

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