Leon Mk1
| Significance of the 8-digit number block |
| Meaning if display = 1 | |||||||||
| x | x | x | x | x | x | x | x | Adjustment conditions (display group 01) | Operating conditions (display group 04) |
| 1 | Fault in fault memory | Deceleration | |||||||
| 1 | Not relevant | Idling | |||||||
| 1 | Air conditioning system switched on | Partial throttle | |||||||
| 1 | Idling switch, on | Full throttle | |||||||
| 1 | Lambda control fault | Enrichment when accelerating | |||||||
| 1 | Throttle valve, open | Weakening when decelerating | |||||||
| 1 | Engine speed, above 2500 rpm | Not relevant | |||||||
| 1 | Coolant temperature, lower than 80 °C | Cylinder 1 identified | |||||||
