L-SB-0031-20

TSB: Some 2015 ? 2017 NX 200t and 2018 ? 2020 NX 300 model year vehicles may exhibit a MIL ON condition with Diagnostic Trouble Code (DTC) P125D71 (Fuel Flow Control Valve Performance Actuator Stuck) present. Some vehicles may also enter ?limp mode? and the Multi-Information Display (MID) will tell the customer ?reduced engine power ? take vehicle to nearest dealer.? The Engine Control Module (ECM) (SAE term: Powertrain Control Module/PCM) logic has been modified to reduce the possibility of this condition. Follow the Repair Procedure in this bulletin to address this condition.