Typical Malfunction Thresholds
WARNING: This page does not describe the selected car, but rather 14 other vehicles, including the 2024 Lexus IS 350, 2024 Lexus IS 300, 2023 Lexus IS 350, 2023 Lexus IS 300, and 2022 Lexus IS 350. However, it is still accessible from the selected car via links, so may be relevant.
| One of the following conditions is met | 1, 2, 3, 4 or 5 |
| 1. Both of the following conditions are met | - |
| Following condition is met | 60 time or more |
| High pressure fuel pump voltage | 4.8 V or higher |
| 2. Both of the following conditions are met | - |
| Following condition is met | 60 time or more |
| High pressure fuel pump voltage | 1.2 V or less |
| 3. Both of the following conditions are met | - |
| Following condition is met | 60 time or more |
| High pressure fuel pump current | 15 A or higher |
| 4. Both of the following conditions are met | - |
| Following condition is met | 60 time or more |
| High pressure fuel pump drive MOSFET current | 12 A or higher |
| 5. Both of the following conditions are met | - |
| Following condition is met | 60 time or more |
| High pressure fuel pump drive MOSFET voltage | 0.02 V or less |