Typical Enabling Conditions
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.
ALL
| Monitor runs whenever the following DTCs are not stored | C121E (Pump motor circuit high) C14D0 (Accumulator pressure sensor voltage circuit check) C14D1 (Accumulator pressure sensor lost communication) C14D2 (Accumulator pressure sensor internal malfunction) C14D3 (Accumulator pressure sensor intermittent/erratic) C14D4 (Case 1) (Accumulator pressure sensor invalid data) C14D4 (Case 2) (Accumulator pressure sensor intermittent) |
CASE 1
| All of the following conditions are met | - |
| Accumulator pressure sensor fail | Not detected |
| Accumulator pressure | Less than 17.1 MPa (174.4 kgf/cm2 , 2480 psi) |
| Brake | Off |
| Brake system voltage 1 (VM1) | Higher than 6.92 V |
CASE 2
| All of the following conditions are met | - |
| Accumulator pressure sensor fail | Not detected |
| Accumulator pressure | Less than 17.1 MPa (174.4 kgf/cm2 , 2480 psi) |
| Pump motor control circuit high | Not detected |
| Brake | Off |
| Brake system voltage 1 (VM1) | Higher than 6.92 V |
CASE 3
| Both of the following conditions are met | - |
| Accumulator pressure sensor fail | Not detected |
| Accumulator pressure | Less than 17.1 MPa (174.4 kgf/cm2 , 2480 psi) |