VSA Off Indicator Does Not Come On at Start-up (Bulb Check)
VSA OFF indicator does not come on at start-up (bulb check) ('09-11 models)
Do the gauge control module self-diagnostic function Initial Inspection and Diagnostic Overview.
Substitute a known-good VSA modulator-control unit Service and Repair, then recheck. If it is OK, replace the original VSA modulator-control unit Service and Repair.