P1056 Possible Causes
- Faulty Valvetronic control motor
- Valvetronic control motor wiring harness is open or short-circuited
- Poor electrical connection in the Valvetronic control motor circuit
How is P1056 Code Repaired?
Start by checking the “Possible Causes” listed above. Visually inspect the wiring harness and related connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector pins.
Possible Symptoms
Check engine light illuminated (or service engine soon warning light)
P1056 Meaning
Valvetronic actuator motor power supply is the generic description for code P1056, but the manufacturer may have a different description for your specific vehicle model and year. Currently, we don’t have more information about the OBDII P1056 code.