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 |
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Data List / Active Test
DATA LIST / ACTIVE TEST DATA LIST NOTICE: In the table below, the values listed under "Normal Condition" are reference values. Do not depend solely on these reference values when deciding whether a part is faulty or not. HINT: Using the Techstream to read the Data List allows the values or states of
