Affected Component: VEHICLE SPEED CONTROL:THROTTLE:THROTTLE POSITION SENSOR (TPS)

Date Published
FEB 07, 2024
NHTSA TSB #
10251748
TSB Document
Summary
TSB: Some 2021 ? 2022 model year ES 250 vehicles equipped with an A25A-FKS engine may exhibit reduced engine power and/or a MIL ON condition with one or more of the following throttle body Diagnostic Trouble Codes (DTCs) present in freezing temperatures: ?P01201C: Throttle / Pedal Position Sensor / Switch ?A? Circuit Voltage Out of Range. ?P210015: Throttle Actuator ?A? Control Motor Circuit Short to Battery or Open. ?P210019: Throttle Actuator ?A? Control Motor Circuit Current Above Threshold. ?P211172: Throttle Actuator ?A? Control System Actuator Stuck Open. The Engine Control Module (ECM) (SAE term: Powertrain Control Module/PCM) logic and the fuel pump assembly have been modified to address these conditions. Follow the Repair Procedure in this bulletin to address these conditions.