LSB: Some 2014 ? 2015 model year GX 460 vehicles equipped with the 1UR-FE engine may exhibit a MIL ?ON? condition with Diagnostic Trouble Code (DTC) P006A (MAP ? Mass or Volume Air Flow Correlation Bank 1). Some vehicles may also exhibit the engine running rough and light hesitation under acceleration. The condition may be caused by debris in the EGR assembly. Follow the procedures in this bulletin to address this condition.