Typical Malfunction Thresholds
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| 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 detected by injector driver IC | 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 detected by injector driver IC | 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 detected by injector driver IC | 140 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 detected by injector driver IC | 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 detected by injector driver IC | 0.02 V or less |