Message Type 121, $POBDC

Proprietary NMEA message containing OBD II information captured from a vehicle. There are 8 available messages for reporting OBD II/J1939 data, each message can return information on up to 8 parameters based on this table OBDII/J1939 parameters.

Message format is:

$POBDC,v,px=xxxxxx,[px=xxxxxx],..........,[px=xxxxxx]*hh<CR><LF>

Note: the number and type of px values are based on the configuration of pobda thru pobdh commands.

Where:

v is the data validity flag: A = valid current data, B = valid stored data, V = invalid current data, W = invalid stored data

px=xxxxx is the parameter ID px followed by the value of the parameter xxxxx

hh is the message checksum

Example:

$POBDC,V*20