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DTC U3003-17 (EPS Control Unit)

DTC U3003-17  : Battery Voltage High

NOTE: Before you troubleshoot, review the general troubleshooting information .

DTC Description DTC Freeze Frame
U3003-17 Battery Voltage High    

DTC (EPS)

  1. 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, then the READY TO DRIVE mode.

    -4. Check for DTCs with the HDS.

    DTC Description DTC Freeze Frame
    U3003-17 Battery Voltage High    

    Is DTC U3003-17 indicated?

    YES 

    The failure is duplicated. Go to step 2.

    NO 

    Intermittent failure, the system is OK at this time. Refer to intermittent failures troubleshooting . If the freeze data/on-board snapshot of this DTC is recorded, try to reproduce the failure under the same conditions with the freeze data/on-board snapshot.

  2. Electric powertrain DTCs check

    -1. Check for electric powertrain DTCs with the HDS.

    DTC Description DTC Pending DTC Freeze Frame
           

    Are any DTCs indicated?

    YES 

    Go to indicated electric powertrain troubleshooting .

    NO 

    Check for loose terminals and poor connections at the EPS control unit connectors. Check for any authorized service information related to the DTCs or symptoms you are troubleshooting or substitute a known-good EPS motor/control unit , then recheck. If the symptom/indication goes away with a known-good EPS motor/control unit, replace the original EPS motor/control unit .