Mitsubishi Diamante: Air Conditioner Not Cold → Diagnosis

One of the most inconvenient vehicular problems is when the A/C won’t blow cold air.  If your Mitsubishi Diamante isn’t keeping you cool, we’ve outlined some of the most common reasons why this might be happening. The only thing that the air conditioning system has in common with the heater is that they both use … Read moreMitsubishi Diamante: Air Conditioner Not Cold → Diagnosis

Mitsubishi Diamante: Bad Alternator → Symptoms & Diagnosis

A bad alternator can leave your Mitsubishi Diamante without power and unable to move.  Alternators don’t always go bad in the exact same way.  We’ll cover the symptoms of when an alternator goes bad, and how to diagnose a bad one (which is really pretty easy).   How Your Diamante’s Alternator Works The alternator’s job … Read moreMitsubishi Diamante: Bad Alternator → Symptoms & Diagnosis

Mitsubishi Diamante: Bad Alternator → Symptoms & Diagnosis

A bad alternator can leave your Mitsubishi Diamante without power and unable to move.  Alternators don’t always go bad in the exact same way.  We’ll cover the symptoms of when an alternator goes bad, and how to diagnose a bad one (which is really pretty easy).   How Your Diamante’s Alternator Works The alternator’s job … Read moreMitsubishi Diamante: Bad Alternator → Symptoms & Diagnosis

Mitsubishi Diamante Blown Head Gasket → Symptoms, Causes, and Cost

  One of the most common critical engine problems is the blown head gasket. If your Mitsubishi Diamante has blown its head gasket, you may find it running poorly or not at all.  Below you’ll find the symptoms, causes, and price of a Mitsubishi Diamante head gasket. A head gasket’s job is to create a … Read moreMitsubishi Diamante Blown Head Gasket → Symptoms, Causes, and Cost

Mitsubishi Diamante Troubleshooting: Shakes When Braking

  If you find your Mitsubishi Diamante‘s steering wheel shakes or vibrates when you press the brakes, it is almost always the brake rotors that are the cause of the problem.  There are plenty of other issues that can cause the steering wheel to wobble.  But, if your Diamante is only shaking when braking, that’s … Read moreMitsubishi Diamante Troubleshooting: Shakes When Braking

Mitsubishi Diamante: Bad Spark Plugs → Symptoms and Diagnosis

Bad spark plugs can cause many problems with your Mitsubishi Diamante.  Bad spark plug symptoms may be subtle, or incredibly noticeable. The basic design and task of the spark plug has changed little over the last 100 years.  They sit on top of the combustion chamber and ignite the air/fuel mixture and start the power … Read moreMitsubishi Diamante: Bad Spark Plugs → Symptoms and Diagnosis

Mitsubishi Diamante P0155: O2 Sensor – Heating Element Failed (Bank 2 – Sensor 1)

P0155 is a very common OBDII code that occurs in the Mitsubishi Diamante. It is caused by a failure in one of the oxygen sensors heated elements, specifically bank 2 sensor 1. The purpose of the heated element in the oxygen sensor is to quickly bring your O2 sensor up to normal operating temperature after … Read moreMitsubishi Diamante P0155: O2 Sensor – Heating Element Failed (Bank 2 – Sensor 1)

Mitsubishi Diamante P0154: O2 Sensor → No Activity Detected Bank 2 Sensor 1

  P0154 is a relatively common trouble code. It’s generic, which means that it has the same meaning for any vehicle with OBDII (Mitsubishi Diamante or not). It means that the PCM/ECM is not detecting any activity from the sensor. There can be many reasons for this code to throw. These include a bad o2 … Read moreMitsubishi Diamante P0154: O2 Sensor → No Activity Detected Bank 2 Sensor 1

Mitsubishi Diamante P0151: O2 Sensor Low Voltage (Bank 2 -Sensor 1)

P0151 is a general OBDII code that occurs in many automobiles, including the Mitsubishi Diamante. It’s letting you know that there is an issue with the wiring/harness going to the sensor, or the sensor itself is bad. There are also some less likely problems that can cause P0151. We’ll go over those below. Bank 2 is … Read moreMitsubishi Diamante P0151: O2 Sensor Low Voltage (Bank 2 -Sensor 1)