Caprice V8-265 4.3L VIN W SFI (1996)
Serial Data: Testing and Inspection
Circuit Operation
The Data Stream (on the 800 CKT) uses a 8192 Baud Rate. During normal vehicle operation, the Powertrain Control Module (PCM) serves as the
"Master" Module. When using the Tech-1, the Tech-1 will serve as the "Master" Module and interrogate any Module on the 800 CKT.