Mitsubishi Diamante 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 Mitsubishi Diamante 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

Mitsubishi Diamante P0327: Knock Sensor → Low input

  P0327 is a powertrain related OBD-II trouble code. It has the same meaning for the Mitsubishi Diamante 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

Mitsubishi Diamante: Door Ajar Warning Stays On

  Your Mitsubishi Diamante’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 door … Read more

Mitsubishi Diamante Transmission Overheating: Causes and Diagnosis

Transmissions are an integral part of any vehicle, and overheating can lead to costly repairs or even permanent damage. Mitsubishi Diamante 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

Mitsubishi Diamante: SRS On Diagnosis

  When you start your Mitsubishi Diamante, 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

Mitsubishi Diamante Radiator Leak: Symptoms, Causes, Fix

A radiator leak in a Mitsubishi Diamante can cause the engine to overheat, leading to expensive and potentially long-term damage such as a bad head gasket or a cracked head. If left unaddressed, this issue can cause serious engine damage and should be addressed promptly. Identifying the symptoms of a radiator leak in your Diamante … Read more

Mitsubishi Diamante Leaking Heater Core Diagnosis

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