Hyundai Elantra Radiator Leaking:  Symptoms + Diagnosis

  Your Hyundai Elantra’s cooling system passes antifreeze throughout its engine.  The main parts of the system are the thermostat, radiator, water pump, coolant itself, and the hoses.  If any of these parts go bad, you may experience radiator a leak.  A radiator leak is very common.  You should notice the leak directly under your … Read more Hyundai Elantra Radiator Leaking:  Symptoms + Diagnosis

Hyundai Elantra: P0720 → OSS Circuit → Malfunction

P0720 is a generic OBD II trouble code, which means that it has the same meaning for your Hyundai Elantra as it would any other vehicle.  It indicates that your Elantra’s OSS (Output Shaft Speed Sensor) is reporting a malfunction. It’s typically caused by a bad OSS, or a wiring problem. The OSS works by … Read more Hyundai Elantra: P0720 → OSS Circuit → Malfunction

Hyundai Elantra P0520: Oil Pressure Switch/Sensor → Circuit

  P0520 is a common OBD2 trouble code.  It’s generic, which means that it has the same meaning for the Hyundai Elantra as it would any other vehicle.  P0520 indicates that the oil pressure sensor is operating outside of its normal “range”.  It is typically caused by a bad oil pressure sensor switch or a … Read more Hyundai Elantra P0520: Oil Pressure Switch/Sensor → Circuit

Hyundai Elantra P0108:  MAP Barometric Sensor → High Input 

  P0108 is a generic OBD-II trouble code.  It indicates your Hyundai Elantra’s MAP (manifold absolute pressure) sensor’s voltage reading is outside of the normal operating range.  The voltage is too high.  It’s most commonly caused by a bad MAP sensor, wiring issue, or vacuum leak. The MAP sensor measures the air pressure coming into … Read more Hyundai Elantra P0108:  MAP Barometric Sensor → High Input 

Hyundai Elantra P0443: EVAP System Purge Control Valve Circuit – Malfunction

P0443 is a very common OBD2 code.  It’s generic, which means that it has the same meaning for the Hyundai Elantra as it would for any other vehicle.  If your Elantra has this code, it is indicating the EVAP purge control valve circuit is malfunctioning..  This is typically caused by a short in the wiring … Read more Hyundai Elantra P0443: EVAP System Purge Control Valve Circuit – Malfunction

Hyundai Elantra P0521: Oil Pressure Sensor Switch → Performance/Range

P0521 is an OBD2 diagnostic code that is triggered when your Hyundai Elantra detects that the value being sent from the oil pressure sensor is out of its normal operating range. It is typically caused by a bad oil pressure sensor or an issue with the oil system, and should be diagnosed and fixed right … Read more Hyundai Elantra P0521: Oil Pressure Sensor Switch → Performance/Range