EPS(MDPS=Motor Driving Power Steering) CM monitors internal circuit to protect abnormal operation. This test includes hardware (MCU, RAM, ROM and so on) test.
EPS(MDPS=Motor Driving Power Steering) CM checks operating condition of H/W periodically. EPS CM sets this code and turns on warning lamp if there is a fault in H/W. At that time EPS CM inhibits EPS opreation.
Item | Detecting Condition | Possible cause |
DTC Strategy |
–
Check ECU H/W | 1. Faulty EPS CM |
Enable conditions |
–
IG ON | |
Threshold value |
–
ECU H/W error occurs | |
Fail Safe |
–
Motor : OFF/ON
–
Relay : OFF/ON |
