Nissan Versa (N17): Engine maintenance

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Increasing fuel economy
Keep your engine tuned up. Follow the recommended scheduled maintenance. Keep the tires inflated to the correct pressure. Low tire pressure increases tire wear and lowers fuel economy. Keep the wheels in correct alignment. Improper alignment increases tire wear and lowers fuel eco ...

Idle neutral control
IDLE NEUTRAL CONTROL : System Description SYSTEM DIAGRAM DESCRIPTION If a driver has no intention of starting the vehicle in D position, TCM operates the low brake solenoid valve and controls the oil pressure of the low brake to be low pressure. Therefore, the low brake is in the release ...