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Re: Can't Run Evap or O2 Monitor
Posted to Emissions Forum on 8/9/2019 1 Reply


They use the Fuel Tank Sensor to measure fuel volatility. Hi temp equals high pressure in closed system. On first GEN Evap systems Nissan tested under pressure, Gen 2 systems test under vacuum. If Fuel temperature approached 90+ degrees fuel is too vo... Login to read more.

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