Typical Enabling Conditions
WARNING: This page is about a different car, the 2025 Lexus NX 250, 2024 Lexus NX 250, 2023 Lexus NX 250, and 2022 Lexus NX 250. However, it is still accessible from the selected car via links, so may be relevant.
ALL
| Both of the following conditions are met | - |
| Battery voltage | 10.5 V or higher |
| Time after ignition switch off to ON | 0.5 seconds or more |
P0489: EGR A CIRCUIT RANGE CHECK (LOW VOLTAGE)
| Exhaust gas recirculation control circuit motor phase A high current fail (P0490) | Not detected |
P0489: EGR B CIRCUIT RANGE CHECK (LOW VOLTAGE)
| Exhaust gas recirculation control circuit motor phase B high current fail (P0490) | Not detected |
P0490: EGR A CIRCUIT RANGE CHECK (HIGH CURRENT)
| Exhaust gas recirculation control circuit motor phase A low voltage fail (P0489) | Not detected |
P0490: EGR B CIRCUIT RANGE CHECK (HIGH CURRENT)
| Exhaust gas recirculation control circuit motor phase B low voltage fail (P0489) | Not detected |