OBD-II trouble codes beginning with P1XXX are manufacturer specific codes. They CAN have different meanings. I checked around and Kia does not use P1123. See this...

http://www.obd-codes.com/trouble_codes/kia/

But there IS the possibility that OZ Sportages are different.


1998 Sportage - Gone.
2004 Honda Civic Coupe.
2007 Suzuki Grand Vitara - She got it.