Typical Enabling Conditions
ALL
| Both of the following conditions are met | - |
| Battery voltage | 10.5 V or higher |
| Time after engine switch off to on (IG) | 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 |