| 2AAB Lambda probe before CAT (electrical) / 2AB4 Lambda probe before KAT (virtual mass) / 2A99 Lambda probe before KAT (sensor connection) |
| 2BD3 - monitoring module power supply 2 driver CY320 |
| 2BD0 - Engine control unit communication error - internal error (watchdog) |
| Engine does not start |
Bosch Electronic Service