Nissan Altima P1800: Meaning, Causes, + Diagnosis
P1800 is a manufacturer-specific trouble code. With the Nissan Altima (and any other vehicle made by Nissan), it indicates an issue with the variable intake air system (VIAS) control solenoid. It’s a widespread Nissan code. P1800 in the Nissan Altima code is usually caused by a bad variable intake air system control solenoid. Nissan Altima … Read more