ACURA MDX-LOW IMPACT LEFT FRONT COLLISION WITH STATIONARY OBJECT, WITNESSED BY OUTSIDE OF VEHICLE AND DRIVER PERSONS, NOTED DEPLOYMENT OF BOTH FRONT AIRBAGS APPROXIMATELY 2 SECONDS AFTER COLLISION. AUTO BODY SHOP 20 YEAR EXPERIENCED OWNER, WITHOUT KNOWLEDGE OF ABOVE VOLUNTEERED THAT HE WAS SURPRISED THAT AIRBAGS DEPLOYED. WESTERN STATES REGIONAL MANAGER FOR ACURA CALLED IN TO ASCERTAIN WHY SRS LIGHT WOULD NOT EXTINGUISH AFTER REPAIR AND NEW AIRBAG AND "BRAIN" PLACED IN VEHICLE-1 MONTH DELAY. AFTER 2ND "BRAIN" REPLACED, SRS LIGHT OFF UNTIL APPROXIMATELY 5 WEEKS LATER-THIS TIME PASSENGER SENSOR REPLACED. *NLM