4121 — DDE Principale Relay is Switching too Late oppure too Early
Severity: Attenzione
Can you drive? With caution: limp mode possible, have it checked soon
Produttore: BMW
| Meaning | DDE Principale Relay is Switching too Late oppure too Early. |
| Family | Manufacturer-native code |
Domande Frequenti
What does code 4121 mean?
DDE Principale Relay is Switching too Late oppure too Early. DDE Main Relay is Switching too Late or too Early.
Can I keep driving with code 4121 Attivo?
With caution: limp mode possible, have it checked soon
How do you fix code 4121?
Diagnosis Inizia Da Lettura the live ECU parameters: the code points a the fault area, not to the part to replace. A Veicolo-electronics specialist can test the component and Cancella the code after the repair.
Need Aiuto with this fault?
We are ECU specialists: diagnosis, file repair and remapping for Auto, bikes, Camion and Agricoli vehicles.
ContattaciRelated codes
- 41 — Glow Plug Timing Control
- 41 — Solenoid Shut SCONTO Valve
- 41 — Air Flow Sensor
- 41 — Mass Air Flow Sensor
- 4100 — AirCon Potenza Output
- 4101 — AirCon Potenza Output
- 4101 — AirCon Potenza Output
- 4102 — AirCon Potenza Output
- 4102 — AirCon Potenza Output
- 4103 — AirCon Potenza Output
- 4103 — AirCon Potenza Output
- 4108 — Control Master/Slave