NIStune Type 4 User Manual
Page 13

Type 4 Hardware Installation Manual
Page 12 of 21
ECU Jumper Illustrations
R021 to R020 – found on top side of 
main board near the memory chip 
(large square device) 
R025 to R022 – for all except S14 
KA24DE (1996) 
 
 
R025 to R022 - for S14 KA24DE 
(1996 model) 
J904 to J905 and J903 to J902 - for 
ER34/WC34 S2 
J923 to J922 - for Y33 4P2XX
