The HECU checks the CAN communcation lines and sets this code if an abnormal EPS message is received.
Item | Detecting Condition | Possible cause |
DTC Strategy |
•
CAN message from MDPS monitoring | 1. A fault in the EPS system 2. Poor connection of CAN communication circuit |
Monitoring Period |
•
Above 10km/h vehicle speed | |
Enable Conditions |
•
A failure is detected if a message counter of VSM message was not increased more than specific times
•
A failure is detected if the calculated and received checksum values differ more than specific times
•
A failure is detected if VSM message's diagnostic signal fault was happened more than specific times - Specific times : Control in progress = 10 times : No control = 30 times ※ The monitoring waits 1 sec after power up | |
Fail Safe |
•
Inhibit the VSM control | |
MIL |
•
No MIL | |
Reset Condition |
•
Normal after IG turned on again. |
