Toyota Prius:  Reduced Engine Power Diagnosis

  One of the most annoying things that can happen when we are driving our vehicles is when we get the reduced engine power light.  Most of the time, reduced engine power doesn’t make commuting home possible since the max speed your Toyota Prius will reach is not going to be enough to keep you … Read more

Toyota Prius: Black Exhaust Smoke → Symptoms & Diagnosis

Black smoke coming from your Toyota Prius’s exhaust is definitely a concerning problem.  Different colored exhaust can mean different things.  Black smoke is typically of greater concern than white smoke. Dark black smoke coming from the exhaust of your Prius indicates that there could be a serious engine problem, and indicates that the air/fuel mixture … Read more

Toyota Prius Engine Knocking Causes + How to Fix

One of the most alarming sounds you can hear from your Toyota Prius is the engine knocking. Unfortunately, an engine knock can be a sign of significant engine problems. The first thing you should do is check your Prius’s oil. If it’s low, fill it up. If it appears frothy, there may be coolant getting into … Read more

Toyota Prius: Bad MAF Sensor → Symptoms & Causes

  The mass airflow sensor (commonly abbreviated to MAF) is one of the most important engine management sensors.  A bad mass airflow sensor can leave your Toyota Prius’s engine running rough, or even inoperable. A MAF sensor measures the density of the air entering the intake manifold.  It passes this information onto your Prius’s ECU. … Read more

Toyota Prius Speedometer Not Working: Causes + How to Fix

One of the most inconvenient things that can happen to your Toyota Prius is when the speedometer stops working.  You don’t realize how much you look at the thing until it’s always sitting at 0 MPH while driving down the road.   If your car’s speedometer is not working, it’s usually caused by an issue with … Read more

Toyota Prius AC Not Cooling:  Why and How to Fix

One of the most inconvenient vehicular problems is when the A/C won’t blow cold air. If your Toyota Prius isn’t keeping you cool, we’ve outlined some of the most common reasons why this might be happening. It is entirely possible for your Prius’s heater to work just fine even when the air conditioner is blowing … Read more

Toyota Prius: Brakes Grinding  → Causes & Diagnosis

  One of the most common problems with the Toyota Prius (or any vehicle) is when the brakes are grinding.  The number one cause of grinding brakes is going to be brake pads that have worn all of their friction material off.  But, there are other causes as well. Your Toyota Prius is always going … Read more

Toyota Prius’s Steering Wheel Shaking: Every Reason Why

If your Toyota Prius’s steering wheel is shaking, you should deal with it immediately. A shaking steering wheel in the Toyota Prius is caused by anything from the wheels and tires through the suspension (ball joints, tie rods, etc.) to the braking system.  We’ll start with the easiest things to check and move towards things … Read more

Toyota Prius: Bad Coil Packs → Symptoms and Diagnosis

  Bad Coil Packs are one of the more problematic ignition issues that can occur with the Toyota Prius.  A bad oil pack can make your Prius almost un-drivable.  Or it may have little effect at all on the engine’s ability to run.  It’ll get worse as they lose their ability to fire the spark plugs. … Read more