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2014
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Sonata Hybrid Base
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Engine Control System (HEV)
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NVLD (Natural Vacuum Leakage Detection)
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Troubleshooting
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Waveform
NVLD (Natural Vacuum Leakage Detection): Troubleshooting: Waveform
Fig 1: NVLD (Natural Vacuum Leakage Detection) Signal Waveform - No Leak
Courtesy of HYUNDAI MOTOR CO.
Fig 2: NVLD (Natural Vacuum Leakage Detection) Signal Waveform - 0.5mm Leak
Courtesy of HYUNDAI MOTOR CO.