Hyundai santafe key all key lost

**fahmidhassan** · 9th July, 2017, 11:33 AM

Hello folks I'm having a hard time programming key on a Hyundai Santafe 2010.I've got the new PIN CODE correct and I've deleted old keys by putting it into neutral mode and im STUCK now!!!😬My scanner won't pop up the Pin code input window any more...instead it pops up another Dialogue : (NOT YET CHECKED BY ECU please check the system) when I select TEACHING OR Key registration menu.
Btw..im using Launch x431v+

Please check out the attached image for clear info...
Thanks in advance

**diyarabdulkader** · 9th July, 2017, 11:49 AM

1- read data streams check transponder its virgin or what .........
2 - check ECU status : its learn or what ....
after transponder is virgin and ECU is learn you can teaching to program key

**fahmidhassan** · 10th July, 2017, 12:11 AM

Transponders are brand new from Hyundai and ecu was virgin I've seen the datastream before, but now I can't even read the data stream after putting it into NEUTRAL mode.
(Not Yet Checked By Ecu Please Check the system) !!!!what does it mean.... ?

**demirhas** · 3rd July, 2019, 11:51 AM

Originally Posted by fahmidhassan

Transponders are brand new from Hyundai and ecu was virgin I've seen the datastream before, but now I can't even read the data stream after putting it into NEUTRAL mode.
(Not Yet Checked By Ecu Please Check the system) !!!!what does it mean.... ?

Hi, we have same problem, did you find any answer ?

**Roder** · 15th January, 2021, 09:48 PM

Hello,

how I fix the DTC P1696
Immobilizer Key Mismatched

In Hyundai Santa Fe 2014. Proximity.

Please someone help me!!!

**Holmae** · 18th January, 2021, 11:46 AM

Originally Posted by fahmidhassan

Transponders are brand new from Hyundai and ecu was virgin I've seen the datastream before, but now I can't even read the data stream after putting it into NEUTRAL mode.
(Not Yet Checked By Ecu Please Check the system) !!!!what does it mean.... ?

Talk in pm i can do immo off