EPS(MDPS=Motor Drive Power Steering) ECU checks operating condition of H/W periodically. EPS ECU sets this code and turns on warning lamp if there is a fault in H/W. At that time EPS ECU inhibits EPS operation.
Item | Detecting Condition | Possible cause |
DTC Strategy |
•
Check ECU H/W | 1. Faulty MCU 2. Faulty memory 3. Sensor/motor breakdown accumulation |
Enable Conditions |
•
Ignition "ON" | |
Threshold Value |
•
ECU H/W error occurs | |
Fail Safe |
•
EPS warning lamp "ON", EPS control is inhibited | |
Restoration Conditions |
•
Normal condition after IG "ON" → "OFF" |
