2012 Model Prius 1800cc Two spark plugs with the same part number are mentioned on web.
I.e.
SC16HR11 - part no :- 90919-01275
SC20HR11 - Part No:- 90919-01275
..
From the Denso Spark Plug Chart given on Toyota Club.net, FOR JDM it shows SC16HR11 for 2ZR-FXE Hybrid. From 09/2005 to 15/2012 Production units.
Refer to the pic please.
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And from the parts.toyota.com
It shows SC20HR11 (90919-01275) for 2ZR-FXE from 2009/12 onwards Production units.
Refer to the pic please
..
Please help resolve this issue.
and can we use any of them ?? if not then which one to use ??