KIA: KNOCK SENSOR REPLACEMENT (SA017). SOME VEHICLES EQUIPPED WITH THE ALPHA ENGINE (1.6L) MAY ILLUMINATE A MIL RELATED TO KNOCK SENSOR CODES P0326 (KNOCK SENSOR 1 CIRCUIT RANGE/PERFORMANCE) AND/OR P0327 (KNOCK SENSOR 1 CIRCUIT LOW INPUT). IN ORDER TO REPAIR THIS CONCERN, A KNOCK SENSOR REPLACEMENT IS NECESSARY. *PE