Toyota FJ Cruiser 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 Toyota FJ Cruiser 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. … Read more

Toyota FJ Cruiser P0327: Knock Sensor → Low input

  P0327 is a powertrain related OBD-II trouble code. It has the same meaning for the Toyota FJ Cruiser 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 … Read more

Toyota FJ Cruiser: Door Ajar Warning Stays On

  Your Toyota FJ Cruiser’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

Toyota FJ Cruiser Transmission Overheating: Causes and Diagnosis

Transmissions are an integral part of any vehicle, and overheating can lead to costly repairs or even permanent damage. Toyota FJ Cruiser 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 … Read more

Toyota FJ Cruiser: SRS On Diagnosis

  When you start your Toyota FJ Cruiser, 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

Toyota FJ Cruiser Radiator Leak: Symptoms, Causes, Fix

A leaking radiator in your Toyota FJ Cruiser can cause your vehicle to overheat, potentially leading to expensive engine damage like a bad head gasket or a cracked head. If not addressed promptly, this issue can cause serious long-term damage and costly repairs. Identifying the symptoms of a radiator leak in your FJ Cruiser will … Read more

Toyota FJ Cruiser Leaking Heater Core Diagnosis

One of the most common problems that can happen to a vehicle is a heater core leak.  If your Toyota FJ Cruiser 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 … Read more