Nissan Altima Radiator Leaking:  Symptoms + Diagnosis

  Your Nissan Altima’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 Nissan Altima Radiator Leaking:  Symptoms + Diagnosis

Nissan Altima 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 Nissan Altima 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 Nissan Altima P0520: Oil Pressure Switch/Sensor → Circuit

Nissan Altima P0108:  MAP Barometric Sensor → High Input 

  P0108 is a generic OBD-II trouble code.  It indicates your Nissan Altima’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 Nissan Altima P0108:  MAP Barometric Sensor → High Input 

Nissan Altima 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 Nissan Altima as it would for any other vehicle.  If your Altima 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 Nissan Altima P0443: EVAP System Purge Control Valve Circuit – Malfunction

Nissan Altima P0521: Oil Pressure Sensor Switch → Performance/Range

P0521 is an OBD2 diagnostic code that is triggered when your Nissan Altima 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 Nissan Altima P0521: Oil Pressure Sensor Switch → Performance/Range