P3405 OBD II Trouble Code Cylinder 1 Exhaust Valve Control Circuit/Open

How to quickly diagnose and repair, and causes of a P3405 electrical code which indicates an open state in the cylinder 1 exhaust valve control circuit.

Symptoms of P3405 OBD II Trouble Code

Common Causes of P3405 OBD II Trouble Code

Severity of P3405 OBD II Trouble Code