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.

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

Toyota Tundra Service Manual > Vehicle Stability Control System: Brake Pedal Load Sensing Switch OFF Stuck Malfunction (C1430,C1431)
DESCRIPTION The brake pedal load sensing switch turns on when the brake pedal is depressed with a force exceeding a predetermined level. The skid control ECU uses this circuit to detect if the brake pedal is depressed or not. DTC No. Detection Item DTC Detection Condition Trouble Area C1430 Brake Pe ...

Toyota Tundra Owners Manual