Lexus ES manuals

Lexus ES: Steering Angle Sensor (C1A47)

DESCRIPTION

The blind spot monitor sensor receives steering angle signals from the steering sensor via CAN communication.

Blind Spot Monitor Master

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

C1A47

Steering Angle Sensor

A fail flag is transmitted from the steering angle sensor

  • Steering sensor
  • Blind spot monitor sensor RH
Blind Spot Monitor Slave

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

C1A47

Steering Angle Sensor

A fail flag is transmitted from the steering angle sensor

  • Steering sensor
  • Blind spot monitor sensor LH

CAUTION / NOTICE / HINT

NOTICE:

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

PROCEDURE

1.

CHECK DTC

(a) Turn the power switch off.

(b) Turn the power switch on (IG).

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

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

OK:

No DTCs are output.

OK

USE SIMULATION METHOD TO CHECK

NG

2.

REPLACE STEERING SENSOR

(a) Replace the steering sensor with a new or known good one.

Click here

NEXT

3.

RECHECK DTC

(a) Turn the power switch off.

(b) Turn the power switch on (IG).

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

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 C1A47 is output ("Blind Spot Monitor Master")

B

DTC C1A47 is output ("Blind Spot Monitor Slave")

C

A

END

B

REPLACE BLIND SPOT MONITOR SENSOR RH

C

REPLACE BLIND SPOT MONITOR SENSOR LH

READ NEXT:

 Short to +B in Outer Mirror Indicator(Master) (C1AB0)

DESCRIPTION This DTC is stored when the blind spot monitor sensor RH detects a short to +B in the outer rear view mirror indicator RH. DTC No. Detection Item DTC Detection Condition Trouble A

 Short to +B in Outer Mirror Indicator(Slave) (C1AB1)

DESCRIPTION This DTC is stored when the blind spot monitor sensor LH detects a short to +B in the outer rear view mirror indicator LH. DTC No. Detection Item DTC Detection Condition Trouble A

 Short to GND in Outer Mirror Indicator(Master) (C1AB2)

DESCRIPTION This DTC is stored when the blind spot monitor sensor RH detects a short to ground in the outer rear view mirror indicator RH. DTC No. Detection Item DTC Detection Condition Troub

SEE MORE:

 Utility

UTILITY OPERATION HISTORY HINT: History of Reason for Operation: The windshield wiper motor assembly stores Operation History which can be read using the Techstream, when a malfunction of the wiper and washer system occurs. Click here (a) Connect the Techstream to the DLC3. (b) Turn the engine swi

 Child safety

Riding with children Observe the following precautions when children are in the vehicle. Use a child restraint system appropriate for the child, until the child becomes large enough to properly wear the vehicle's seat belt. It is recommended that children sit in the rear seats to avoid

© 2016-2025 Copyright www.lexguide.net