Mercury Milan: SRS On Diagnosis

  When you start your Mercury Milan, the OBD-II system runs a self diagnostic check on all major systems.  If any of these checks fail, you will see a diagnostic warning light on the dash for the corresponding system.  When the SRS system fails this check, you’ll see the SRS light.  SRS stands for supplemental … Read more

Mercury Milan P1000: OBD Readiness Test Not Complete

P1000 is a manufacturer specific trouble code.  In the case of Ford vehicles manufactured by Ford (including the Mercury Milan), it indicates that the OBD-II monitor testing has not been completed.  This often occurs when the trouble codes have been reset, or the battery has been disconnected/replaced. Auto manufacturers are required to have their OBD-II … Read more

Mercury Milan Radiator Leak: Symptoms, Causes, Fix

A leaking radiator in a Mercury Milan can cause the engine to overheat, leading to expensive long-term damage such as a bad head gasket or a cracked head. It is important to address radiator leaks promptly to avoid costly engine damage. Identifying the symptoms of a radiator leak in your Milan will help you take … Read more

Mercury Milan Leaking Heater Core Diagnosis

One of the most common problems that can happen to a vehicle is a heater core leak.  If your Mercury Milan has a leaking heater core, it is not a breakdown risk.  Although, it is necessary to make sure that the lost coolant is replaced.  It can cause damage to the vehicle in other ways, … Read more

Mercury Milan Bad Starter → Symptoms & Diagnosis

  One of the most common problems that can occur in the life of a vehicle is a bad starter, that includes the Mercury Milan.  It is important to determine whether or not it’s a bad starter that is keeping the vehicle from turning over. If your Milan is not starting, don’t assume right away … Read more

Mercury Milan: P0720 → OSS Circuit → Malfunction

P0720 is a generic OBD II trouble code, which means that it has the same meaning for your Mercury Milan as it would any other vehicle.  It indicates that your Milan’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

Mercury Milan 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 Mercury Milan 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

Mercury Milan P0108:  MAP Barometric Sensor → High Input 

  P0108 is a generic OBD-II trouble code.  It indicates your Mercury Milan’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

Mercury Milan P0443 Code: Meaning, Causes, How To Fix

P0443 is a very common OBD2 code.  It’s generic, meaning it has the same definition for the Mercury Milan as any other vehicle.   If your Milan has this code, it indicates the EVAP purge control valve circuit is malfunctioning. This is typically caused by a short in the wiring to or from the purge … Read more