EPS-LKAS DTC Troubleshooting: 93-02, 93-03, 93-04
EPS Control Unit DTC 93-02: Check Upper and Lower Limit of LKAS Unit/Multipurpose Camera Unit Instruction Electric Current
EPS Control Unit DTC 93-03: Check Electric Current of LKAS Unit/Multipurpose Camera Unit Instruction
EPS Control Unit DTC 93-04: Check Output of LKAS Unit/Multipurpose Camera Unit
NOTE: Before you troubleshoot, record all freeze data and any on-board snapshot, and review the how to troubleshooting information.

DTC Description
DTC
Freeze Frame
93-02 Check Upper and Lower Limit of LKAS Unit/Multipurpose Camera Unit Instruction Electric Current
    
93-03 Check Electric Current of LKAS Unit/Multipurpose Camera Unit Instruction
    
93-04 Check Output of LKAS Unit/Multipurpose Camera Unit
    

1.
Problem verification:

Problem verification
?1.
Turn the vehicle to the ON mode.

?2.
Clear the DTC with the HDS.


?3.
Turn the vehicle to the OFF (LOCK) mode.

?4.
Test-drive the vehicle at 45 mph (72 km/h) or more for 2 minutes or more with the LKAS activated.
NOTE: Drive the vehicle on the road, not on a lift.

?5.
Check for DTCs with the HDS.
DTC Description
DTC
Freeze Frame
93-02 Check Upper and Lower Limit of LKAS Unit/Multipurpose Camera Unit Instruction Electric Current
    
93-03 Check Electric Current of LKAS Unit/Multipurpose Camera Unit Instruction
    
93-04 Check Output of LKAS Unit/Multipurpose Camera Unit
    

Is DTC 93-02, 93-03 or 93-04 indicated?

     
YES
     
     
     
Check for loose terminals and poor connections in the multipurpose camera unit 20P connector. If they are OK, replace the multipurpose camera unit.?
     
NO
     
     
     
Intermittent failure, the system is OK at this time.?