TSB L-SB-0052-25 — Lexus Service bulletin
L-SB-0052-25 is a service bulletin on file with NHTSA for the Lexus RX, 2024–2025 model years. A TSB is factory repair guidance, not a recall — the repair is not automatically free.
What the bulletin says. Some 2022 – 2025 model year NX 450h+ and 2024 – 2025 RX 450h+ vehicles may exhibit a MIL ON condition with Diagnostic Trouble Code (DTC) P019064 (Fuel Rail Pressure Sensor “A” Signal Plausibility Failure) present. The Engine Control Module (ECM) (SAE term: Powertrain Control…
NHTSA's own summary of the document, quoted from the public manufacturer-communications file.
Vehicles and model years L-SB-0052-25 names
Every document filed under L-SB-0052-25
| Document ID | Filed | Type |
|---|---|---|
| L-SB-0052-25 | November 21, 2025 | Service bulletin |
What L-SB-0052-25 covers
Engine — the component vocabulary NHTSA files this communication under.
Questions buyers ask
What is TSB L-SB-0052-25?
L-SB-0052-25 is a service bulletin filed with NHTSA by Lexus, covering the Lexus RX across the 2024–2025 model years. NHTSA's summary reads: Some 2022 – 2025 model year NX 450h+ and 2024 – 2025 RX 450h+ vehicles may exhibit a MIL ON condition with Diagnostic Trouble Code (DTC) P019064 (Fuel Rail Pressure Sensor “A” Signal Plausibility Failure) present. The Engine Control Module (ECM) (SAE term: Powertrain Control…
Which vehicles does L-SB-0052-25 cover?
NHTSA's file names Lexus RX (2024–2025). A bulletin number can be re-issued against more vehicles later, so check the model-year list on this page against your own.
Is TSB L-SB-0052-25 a recall, and is the repair free?
No. L-SB-0052-25 is repair guidance the manufacturer sent its dealers, not a safety defect finding. You pay for the work unless the vehicle is still under warranty. Recall repairs, by contrast, are always free.
How do I get the full text of L-SB-0052-25?
Take the document ID to a dealer's service desk, or search NHTSA's manufacturer-communications records. This page carries every document ID filed under L-SB-0052-25, its date, and NHTSA's own summary from the public file.
Every number on this page is a count of records in the federal complaint, recall, and investigation files published by NHTSA's Office of Defects Investigation. This page lists only what NHTSA's manufacturer-communications file records under L-SB-0052-25. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.