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View Full Version : rb25 obd port wiring help


madmax89
04-04-2013, 05:38 PM
wiring speciltis harness. i have the 14 pin obd port all wierd up exp the" IGN"wire
..im confused because the IGN wire is black with red stripe like a ground wire..is this the right wire? its pin #45 on r33 pinout...all the other wires "RX"TX"CLK" ALL PIN RIGHT IN FROM ANOTHER DASH PORT FOR DULE CAM ,THE :IGN" WIRE GOSE INTO THE LOOM AND INTO THE ENGINE BAY ...I HOPE YOU CAN UNDERSTAND ME YOUR HELP IS APPRECIATED..

2.5T_/<ouki
04-04-2013, 05:50 PM
Not sure if this will be of any help.

http://nistune.com/docs/Installation_and_Communication_Diagnostics.pdf

madmax89
04-04-2013, 07:08 PM
yes thats nice thanxs agin for that pdf.lol.ok so IGN is just 12 volt power ..so sould i T into the IGN wire #45 or is ther a nother opion? the pdf is not clear

2.5T_/<ouki
04-04-2013, 11:28 PM
yes thats nice thanxs agin for that pdf.lol.ok so IGN is just 12 volt power ..so sould i T into the IGN wire #45 or is ther a nother opion? the pdf is not clear

PDF says pin 49/59 = 12v ignition