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jyaron · 02-03-2005, 04:51 PM

Quote: Originally Posted by god_of_cpu

It is? Battery voltage is NOT one of the defined PIDs readable from the OBDII standard. http://www.obddiagnostics.com/obdinfo/pids1-2.html If a scan tool is showing the voltage its either doing it through reading an extended code not garunteed to be on most cars or through another means. What scan tool did you use that showed this information?

Oxygen sensor voltage IS available through OBDII, but that has nothing to do with the electrical systems voltage or health.

Closest match.....

ref: SAE J1979 Revised APR2002
Control Module Voltage
Mode $01 : PID $42

02-03-2005, 04:51 PM	#10
jyaron Newbie Join Date: Aug 2004 Posts: 25	Quote: Originally Posted by god_of_cpu It is? Battery voltage is NOT one of the defined PIDs readable from the OBDII standard. http://www.obddiagnostics.com/obdinfo/pids1-2.html If a scan tool is showing the voltage its either doing it through reading an extended code not garunteed to be on most cars or through another means. What scan tool did you use that showed this information? Oxygen sensor voltage IS available through OBDII, but that has nothing to do with the electrical systems voltage or health. Closest match..... ref: SAE J1979 Revised APR2002 Control Module Voltage Mode $01 : PID $42 Last edited by jyaron; 02-03-2005 at 04:56 PM.