Typical Malfunction Thresholds
WARNING: This page is about a different car, the 2024 Lexus IS 500, 2023 Lexus IS 500, and 2022 Lexus IS 500. However, it is still accessible from the selected car via links, so may be relevant.
When one of the following conditions is met: ON malfunction (A), (B), (C), (D), (E), (F), (G), (H), (I), (J), (K) or (L)
ON MALFUNCTION (A)
| Summation of C1 clutch heat generations | Specified value |
ON MALFUNCTION (B)
| Summation of B1 clutch heat generations | Specified value |
ON MALFUNCTION (C)
| Summation of C3 clutch heat generations | Specified value |
ON MALFUNCTION (D)
| Summation of C4 clutch heat generations | Specified value |
ON MALFUNCTION (E)
| Summation of C2 clutch heat generations | Specified value |
ON MALFUNCTION (F)
| Output speed sensor circuit | Detected performance malfunction |
ON MALFUNCTION (G)
| Shift solenoid valve SL1 circuit | OFF malfunction |
ON MALFUNCTION (H)
| Shift solenoid valve SL2 circuit | OFF malfunction |
ON MALFUNCTION (I)
| Shift solenoid valve SL3 circuit | OFF malfunction |
ON MALFUNCTION (J)
| Shift solenoid valve SL3 circuit | ON malfunction |
ON MALFUNCTION (K)
| Shift solenoid valve SL4 circuit | OFF malfunction |
ON MALFUNCTION (L)
| Shift solenoid valve SL5 circuit | OFF malfunction |