| Display -V.A.G 1552 - | Possible cause of fault | Rectifying fault | |
| constant 1.10 V | | t
| Short circuit to positive caused by: Lambda probe, lambda probe cable, earth lead, engine control unit |
| | –
| Test lambda probe -G130- and lambda control downstream of catalytic converter → Chapter 24-4. |
| |
| constant between 0.40 ...0.50 V | | t
| Line interruption through: Lambda probe, lambda probe cable, earth lead, engine control unit |
|
| constant 0.00 V | | t
| Short circuit to earth caused by: Lambda probe, lambda probe cable, earth lead, engine control unit |
|
