Ford Expedition P0123: TPS “A” Circuit → High Input

  P0123 is a relatively common OBD-II code.  It’s generic, which means it has the same meaning for the Ford Expedition as it would any other vehicle. It’s an OBDII code that references issues with the Throttle Position Sensor (TPS). It is relatively serious problem since it can leave your vehicle stranded or severely limited. The … Read more

Ford Expedition P0327: Knock Sensor → Low input

  P0327 is a powertrain related OBD-II trouble code. It has the same meaning for the Ford Expedition as it would any other vehicle. By definition, P0327 means that the vehicles ECM/PCM is getting a signal that is lower than the defined operational range. Clearing this code typically requires a new knock sensor or correcting … Read more

Ford Expedition : Door Ajar Warning Stays On

  Your Ford Expedition ‘s door ajar message can help you get a door all the way closed when you otherwise wouldn’t notice when it was open.  Over the life of the vehicle, it is possible for the door ajar warning to stay on even when the doors are, in fact, not ajar.   The … Read more

Ford Expedition Transmission Overheating: Causes and Diagnosis

Transmissions are an integral part of any vehicle, and overheating can lead to costly repairs or even permanent damage. Ford Expedition owners should be aware of the common symptoms and causes of transmission overheating to prevent potential issues and ensure their trucks remain strong and reliable. In this article, we will discuss the common causes … Read more

Ford Expedition : SRS On Diagnosis

  When you start your Ford Expedition , 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 … Read more

Ford Expedition P1000: OBD Readiness Test Not Complete

P1000 is a manufacturer specific trouble code.  In the case of Ford vehicles manufactured by Ford (including the Ford Expedition), 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

Ford Expedition Radiator Leak: Symptoms, Causes, Fix

The Ford Expedition is no exception to the potential risks of radiator leaks. If a leaking radiator is not addressed promptly, it can cause the Ford Expedition to overheat, potentially leading to costly engine damage, such as a bad head gasket or a cracked head. Identifying the symptoms of a radiator leak in your Expedition … Read more

Ford Expedition Leaking Heater Core Diagnosis

One of the most common problems that can happen to a vehicle is a heater core leak.  If your Ford Expedition 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