Diagnostic Procedure
ABS indicator, brake system indicator, and VSA indicator do not go off
Check for F-CAN DTCs, and troubleshoot and repair those first.
Symptom troubleshooting Symptom Troubleshooting.
Do the gauge control module troubleshooting Initial Inspection and Diagnostic Overview.
Substitute a known-good VSA modulator-control unit, then recheck. If it is OK, replace the original VSA modulator-control unit Service and Repair.