Component Operating Range
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2024 Lexus ES 300h, 2023 Lexus ES 300h, 2022 Lexus ES 300h, 2021 Lexus ES 300h, and 2020 Lexus ES 300h. However, it is still accessible from the selected car via links, so may be relevant.
C13C1 AND C13CA
| All of the following conditions are met | - |
| Output duty cycle | Higher than 0% |
| Difference in monitor current (for solenoid control) and monitor current (for monitoring) | Less than 0.281 A |
| Current monitor value (for solenoid control) | More than 33 |
| Current monitor value (for monitoring) | More than 33 |
| Current | Less than 2.3 A |
| Reference voltage for current monitor circuit | Less than 1.24 V, and higher than 1.09 V |
| AC/DC converter built into CPU standard voltage | Higher than 4.4 V |
C14F2 AND C14FB
| All of the following conditions are met | - |
| Serial communication with high side IC | Valid |
| Solenoid low side operating | On |
| Difference in monitor current (for solenoid control) and monitor current (for monitoring) | 0.294 A or less |
| Current monitor value (for solenoid control) | More than 33 |
| Current monitor value (for monitoring) | More than 33 |
| Current | Less than 2.3 A |
| Reference voltage for current monitor circuit | Less than 1.24 V, and higher than 1.09 V |
| AC/DC converter built into CPU standard voltage | Higher than 4.4 V |
C13C2, C13CB, C14F3 AND C14FC (CASE 1 AND 2)
| All of the following conditions are met | - |
| Power supply for linear solenoid | Higher than 9.13 V |
| Command to main relay | On |
| Main relay | On |
| Serial communication with high side IC | Valid |
| Solenoid low side operating | On |
| Current | Less than 2.3 A |
| Difference in present target current and previous target current | 0.2 A or less |
| Output duty cycle | Higher than 0% |
| Current monitor | Normal |
| Solenoid current to output duty cycle relationship | Current is not below lower limit (Outside of the insufficient value judgment area in the following Map A) |
C13C2, C13CB, C14F3 AND C14FC (CASE 3)
| All of the following conditions are met | - |
| Main relay | On |
| Solenoid low side operating | On |
| Serial communication with high side IC | Valid |
| Output duty cycle | 0% |
| High side IC malfunction | Not detected |
| Solenoid high side voltage | 5.46 V or less |
C13C3, C13CC, C14F4 AND C14FD (CASE 1 AND 2)
| All of the following conditions are met | - |
| Power supply for linear solenoid | Less than 16 V |
| Serial communication with high side IC | Valid |
| Solenoid low side operating | On |
| Difference in present target current and previous target current | 0.2 A or less |
| Current monitor | Normal |
| Output duty cycle | Higher than 0% |
| Solenoid current to output duty cycle relationship | Current is not above upper limit (Outside of the excessive value judgment area in the following Map C) |
C13C3, C13CC, C14F4 AND C14FD (CASE 3)
| All of the following conditions are met | - |
| Main relay | On |
| Solenoid low side operating | On |
| Output duty cycle | 0% |
| Current monitor | Normal |
| Current | Less than 0.15 A |
C13C3, C13CC, C14F4 AND C14FD (CASE 4)
| All of the following conditions are met | - |
| Main relay | On |
| Solenoid low side operating | On |
| Serial communication with high side IC | Valid |
| Output duty cycle | Higher than 0% |
| Current | Less than 2.3 A |