Aerio - Check VSS Circuit for Open

Disconnect VSS connector and cruise control module connector with ignition switch off. See Fig 1 .
Check for proper connection to VSS at terminal No. 1 and cruise control module connector terminal No. 1.
If ok, check for continuity between VSS connector terminal No. 1 and cruise control module terminal No. 1.

Fig 1: Check VSS Circuit for Open (Aerio)
Courtesy of SUZUKI OF AMERICA CORP.
If check result is satisfactory, go to check VSS circuit for short. See AERIO - Check VSS Circuit for Short .
If check result is not satisfactory, Purple wire circuit is open.