P1057 BMW Possible Causes
- Faulty Valvetronic relay
- Valvetronic relay wiring harness is open or short-circuited
- Poor electrical connection in the Valvetronic relay circuit
How is BMW P1057 Code Repaired?
Start by checking the “possible causes” listed above. Visually inspect the wiring harness and associated connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector pins.
Possible Symptoms
Check engine light on (or service engine soon warning light)
P1057 BMW Meaning
Valvetronic relay activation is the generic description for the P1057 BMW code, but the manufacturer may have a different description for your vehicle model and year. Currently, we don’t have more information about the OBDII P1057 BMW code.