DTC P0A94-9E: DC/DC Converter Stuck On; DTC P0D3319: DC/DC Converter Circuit Current Above Threshold [10/2018 - ]: Description
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2024 Lexus UX 250h, 2023 Lexus UX 250h, 2022 Lexus UX 250h, 2021 Lexus UX 250h, and 2020 Lexus UX 250h. However, it is still accessible from the selected car via links, so may be relevant.
For a description of the boost converter.
Refer to DESCRIPTION
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area | MIL | Warning Indicate |
|---|---|---|---|---|---|
| P0A949E | DC/DC Converter Stuck On | Boost converter fail signal detected (circuit malfunction) (1 trip detection logic) |
|
Comes on | Master Warning: Comes on |
| P0D3319 | DC/DC Converter Circuit Current Above Threshold | Boost converter fail signal detected: A malfunction is detected in any of the boost converter components (inverter, hybrid vehicle transaxle, motor generator control ECU, etc.). (1 trip detection logic) |
|
Comes on | Master Warning: Comes on |
RELATED DATA LIST
| DTC No. | Data List |
|---|---|
| P0A949E P0D3319 |
|