DTC C1295, C1307, C1937, C1938, C1956

id040200801900

DTC

C1295, C1307, C1937, C1938, C1956

Steering angle sensor

DETECTION CONDITION

• C1295
- The steering angle sensor detects an internal abnormality.
• C1307
- The steering angle sensor detects an abnormality in the signal.
• C1937
- The difference between the steering angle calculated by each sensor and the steering angle from the steering angle sensor exceeds specification.
• C1938
- The difference between the steering angle previously received and the steering angle received at this time is not within specification.
- The signal from the steering angle sensor remains unchanged when the steering angle is turned to the right and left.
• C1956
- There is no signal received from the steering angle sensor.

POSSIBLE CAUSE

• Improper installation or positioning of the steering angle sensor
• Steering angle sensor malfunction
• Steering wheel is off-center
• Poor connection at connectors (female terminal)

Diagnostic procedure

STEP

INSPECTION

ACTION

1
INSPECT STEERING WHEEL FOR OFF-CENTER
•  Drive the vehicle and inspect the steering wheel position while driving in a straight line.
• Is the steering wheel off-center?
Yes
Go to the next step.
No
Inspect and adjust the front wheel alignment to correct the steering wheel alignment.
Go to Step 3.
2
INSPECT STEERING ANGLE SENSOR
• Inspect the steering angle sensor.
• Is the steering angle sensor normal?
Yes
Go to the next step.
No
Replace the steering angle sensor, then go to the next step.
3
VERIFY DTC TROUBLESHOOTING COMPLETED
• Clear the DTC from the memory.
• Are the same DTCs present?
Yes
Replace the DSC HU/CM, then go to the next step.
No
Go to the next step.
4
VERIFY AFTER REPAIR PROCEDURE
• Are any other DTCs present?
Yes
Go to the applicable DTC inspection.
(See DTC Table.)
No
DTC troubleshooting completed.