DESCRIPTION
When the self-diagnosis of the multi-media module receiver assembly determines that the steering control ECU of the VGRS system (connected via CAN communication) is malfunctioning, this DTC is output.
| DTC Code | DTC Detection Condition | Trouble Area |
|---|---|---|
| C1649 | Steering control ECU failure. | Variable gear ratio steering system |
INSPECTION PROCEDURE
PROCEDURE
CHECK FOR DTC
Clear the DTCs Click here.
Check for DTCs Click here.
| Result | Proceed to |
|---|---|
| No DTC is output | A |
| DTC C1649 is output | B |
Tech Tips
The DTC is stored when a malfunction occurs in the variable gear ratio steering system.
If troubleshooting and repair of the malfunction in the variable gear ratio steering system has been completed, DTC C1649 will not be output again when rechecking for DTCs.
If DTC C1649 is stored frequently, duplicate the problem symptoms and perform the inspection again even if the DTC is not output when rechecking for DTCs Click here.
| B |
|
GO TO VARIABLE GEAR RATIO STEERING SYSTEM Click here |
| A |
|
USE SIMULATION METHOD TO CHECK Click here