Originally Posted by emilford
Can Anyone Explain What Means Vpwr?
• VPWR - Vehicle Power (Battery Voltage)
This info come from: HEGO_OBDII.pdf,
Article No. 01-9-7
DRIVEABILITY—HO2S (HEATED OXYGEN SENSOR) CATALYST, AND FUEL SYSTEM MONITORS SERVICE TIPS—OBD II VEHICLES ONLY
If you Google HEGO_OBDII.pdf you will be able to gain access to his file. It is 67KB which may too big to attach this.
Good Luck: weilaa