The glow relay on the 2012 Hyundai Sonata is located above the alternator and the starter motor. This is on the left side along with the other glow plugs. It is actually situated inside the central relay box. The glow plug relay is used to analyze the timings, electrical current, and the duration that the glow plugs need to be powered for. It performs all these actions by takeng input from the ECU which is the engine control unit for Your vehicle. A glow plug relay replacement for Your car can cost You around $75 to $150. You may have difficulties starting the vehicle if there is a problem with Your glow plug relay. This is typically the case during cold weather.
Elizabeth L
July 16, 2020
You can find the 2012 hyundai sonata glow relay plug in the central relay box.
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