Hyundai Elantra: Engine Control/Fuel System

Hyundai Elantra AD (2016-2020) Service Manual / Engine Control/Fuel System

CVVT (Continuously Variable Valve Timing) System Description and Operation
Description Continuous Variable Valve Timing (CVVT) system advances or retards the valve timing of the intake and exhaust valve in accordance with the ECM control signal which is calculated by ...

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Hyundai Elantra AD (2016-2020) Service Manual: Description and Operation
Description System Overview The System offers the following features: - Human / machine interface through a 1-stage button, for terminal switching and engine start. - Control of external relays for ACC / IGN1 / IGN2 terminal switching and STARTER, without use of mechanical ignition swit ...

Hyundai Elantra AD (2016-2020) Service Manual: Water pump Troubleshooting
Troubleshooting SymptomsPossible CausesRemedyCoolant leakage • From the bleed hole of the water pump Visually check • Check leaks after about ten-minute warming up. • If coolant still leaks, replace a water pump. • If leakage stops, reuse the water pump (Do not repl ...

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