Signal Description, Connector A (Terminals A1 Through A30)
NOTE:^ Prior to taking readings, it is important to connect test box and check ground terminals. Connecting the Test Box
^ Some values may be different to those given below, this is because Scan Tool (ST) values are calculated and filtered by the control module. Scan Tool Scrolling Values
^ In some cases the engine must be running to obtain relevant values.
All values given below are between the terminal in column 1 and terminal #20 (signal ground) unless otherwise stated in brackets after the table entry.