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 |
|
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area |
|---|---|---|---|
| C1A47 | Steering Angle Sensor | A fail flag is transmitted from the steering angle sensor |
|
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 CodesOK:
No DTCs are output.
| OK | .gif) | USE SIMULATION METHOD TO CHECK |
|
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| 2. | REPLACE STEERING SENSOR |
(a) Replace the steering sensor with a new or known good one.
Click here .gif)
|
| 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
