Passenger Cars

Natural Vacuum Leak Detection (NVLD III)

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Fuel Supply & Evaporation

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Gasoline Technologies

Fuel Supply & Evaporation

Natural Vacuum Leak Detection (NVLD III)

Natural Vacuum Leak Detection (NVLD III)

Overview
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Natural Vacuum Leak Detection (NVLD III)

This product is used for engine off OBD monitoring for hydrocarbon evaporative leak detection. In addition, it is compliant with legislation.

Features & Benefits

With integrated electronics
OBD HC leak diagnostic performed after key off
Integrated solenoid for improved purge flow capacity
Effective flow area independent of system vacuum
Passive over pressure venting (including refueling)
Temperature sensing, switch sensing
Timer function
Stand-alone or canister mounted versions
Solenoid is controlled via PWM signal for low current

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