B1022 - IPC

DTC - B1022 LOSS OF SIR SERIAL DATA
The IPC is having trouble communicating with the Sensing Diagnostic Module (SDM).

Chart #1 Scan Tool Can't Communicate W/One/More Modules On A Serial Data Bus (Part 1 Of 2):

Chart #1 Scan Tool Can't Communicate W/One/More Modules On A Serial Data Bus (Part 2 Of 2):