Mitsubishi Diamante Shuts Down While Driving (Common Causes)

If your Mitsubishi Diamante is shutting down while driving, it’s a real safety hazard.  Vehicles are a lot harder to control without power brakes or steering.   Mitsubishi Diamante Shuts Down When Driving: Top Causes Directly below is a list of the most common reasons why your Diamante would randomly die while driving.  It may … Read more

Mitsubishi Diamante:  Brake Lights Not Working Diagnosis

Brake lights are one of the most critical safety features that your Mitsubishi Diamante has.  They let other drivers know when you are slowing down, and that they need to slow down too.  If your brake lights aren’t working, you’re way more likely to get rear ended than normal.  The good news is that troubleshooting … Read more

Mitsubishi Diamante Dies After Starting Diagnosis

It can be very disconcerting if your Mitsubishi Diamante is starting and then dies.  It is most likely caused by some type of issue with the electrical or fuel system.  But, there can be other causes as well. Your Diamante’s engine needs 3 things constantly and in the proper proportion to keep running. Air Fuel … Read more

Mitsubishi Diamante: P0171 and P0174 Diagnosis

P0171 and P0174 both indicate that there is a lean condition present in your Mitsubishi Diamante.  By themselves, these are some of the most common OBD2 codes.   When they appear together, it indicates that the entire engine is running lean. Definition Both of these codes are generic, which means they have the same meaning … Read more