ABS With TCS Only

C1925 No Bus data From TRIONIC or TCM. See Fault Tracing 3:5 Bus and Diagnostic Communication.

Fault symptoms
TCS OFF lamp on
ABS lamp on
Missing TCS function
Missing ABS function

Conditions
^ Ignition on
^ TC/ABS not communicating with Trionic or TCM

Diagnostic help
Additional diagnostic trouble codes can occur in Trionic. See fault diagnosis, Bus and diagnostic communication, DTC P1625.