Causes and Fixes Nissan P1778 Code: Step Motor Function

How to fix a Nissan P1778 Code: Step Motor Function A P1778 code is an issue with the Continuously Variable Transmission (CVT) transmission. A 1778 code is set when there is a problem with the stepping motor function or its circuit. Symptoms of a P1778 code is usually slow acceleration or transmission shifting problem. Some scan tools will also give the following definitions. P1778 Transmission Reverse I/P Circuit Malfunction P1778 Code: Step Motor Circuit Intermittent Possible Causes of a Nissan P1778 Code Stepper Motor Stepper Motor Wiring www.backyardmechanic.org By using this information user assumes all risk of use.