If the voltage of IG circuit is out of the setting value, the EPS(MDPS=Motor Driving Power Steering) unit sets this DTC.
Item | Detecting Condition | Possible cause |
DTC Strategy |
•
Voltage Monitoring | 1. Faulty ground circuit 2. Poor connection in ground circuit 3. Open in IG circuit |
Enable conditions |
•
System power ON | |
Threshold value |
•
When a vehicle speed through CAN line is over 3km/h in the status of Ignition OFF.
•
When an engine RPM signal through CAN line is over 500 RPM in the status of Ignition OFF and continue more than 4 seconds.
•
When a signal of Ignition ON is detected with CAN communication OFF. | |
Fail Safe |
•
Motor : ON
•
Relay : ON |