DESCRIPTION
This DTC is stored when the angle of the blind spot monitor sensor LH (Master) deviates more than the allowable range from the horizontal axis.
HINT:
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
---|---|---|---|
C1AC1 |
Master Module Horizontal Axis Misalignment |
When the blind spot monitor sensor deviates 5 degrees or more from the horizontal axis when the system is activated |
Blind spot monitor sensor LH (Master) |
CAUTION / NOTICE / HINT
NOTICE:
Click here
If the visual inspection finds a problem, check the installation condition of the blind spot monitor sensor, and adjust the installation position of the blind spot monitor sensor as necessary.
PROCEDURE
1. |
CHECK VEHICLE CONDITION |
(a) Check the condition of the rear bumper around the blind spot monitor sensors.
HINT:
When mud, snow, ice, a sticker, etc. is covering the sensor or its surrounding area on the rear bumper, the blind spot monitor sensor may store this DTC by mistake.
Result |
Proceed to |
---|---|
A sticker, mud, snow, ice, etc. is covering the sensor or surrounding area on the rear bumper. |
A |
There are scratches or dents on the rear bumper around the sensors. |
B |
No abnormalities. |
B | ![]() |
GO TO STEP 3 |
|
2. |
PERFORM BEAM AXIS CONFIRMATION |
(a) Clean the rear bumper.
(b) Perform Blind Spot Monitor Beam Axis Confirmation using the Techstream.
Click here
Tester Display |
---|
BSM Master Beam Axis Display |
Tester Display |
---|
BSM Master Beam Axis Adjustment |
OK | ![]() |
END |
NG | ![]() |
REPLACE BLIND SPOT MONITOR SENSOR LH (MASTER) |
3. |
CHECK INSTALLATION CONDITION |
(a) Check the installation condition of the blind spot monitor sensor LH (Master).
Click here
HINT:
Take the appropriate action in accordance with the result.
|
4. |
PERFORM BEAM AXIS CONFIRMATION |
(a) Install the rear bumper.
Click here
(b) Perform Blind Spot Monitor Beam Axis Confirmation using the Techstream.
Click here
Tester Display |
---|
BSM Master Beam Axis Display |
Tester Display |
---|
BSM Master Beam Axis Adjustment |
OK | ![]() |
END |
NG | ![]() |
REPLACE BLIND SPOT MONITOR SENSOR LH (MASTER) |
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