Toyota Aygo: Black Exhaust Smoke → Symptoms & Diagnosis

Black smoke coming from your Toyota Aygo’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 Aygo indicates that there could be a serious engine problem, and indicates that the air/fuel mixture … Read more

Toyota Aygo Engine Knocking Causes + How to Fix

One of the most alarming sounds you can hear from your Toyota Aygo 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 Aygo’s oil. If it’s low, fill it up. If it appears frothy, there may be coolant getting into … Read more

Toyota Aygo: 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 Aygo’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 Aygo’s ECU. … Read more

Toyota Aygo Speedometer Not Working: Causes + How to Fix

One of the most inconvenient things that can happen to your Toyota Aygo 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 Aygo 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 Aygo 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 Aygo’s heater to work just fine even when the air conditioner is blowing … Read more

Toyota Aygo: Brakes Grinding  → Causes & Diagnosis

  One of the most common problems with the Toyota Aygo (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 Aygo is always going … Read more

Toyota Aygo’s Steering Wheel Shaking: Every Reason Why

If your Toyota Aygo’s steering wheel is shaking, you should deal with it immediately. A shaking steering wheel in the Toyota Aygo 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 Aygo: Bad Coil Packs → Symptoms and Diagnosis

  Bad Coil Packs are one of the more problematic ignition issues that can occur with the Toyota Aygo.  A bad oil pack can make your Aygo 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

Toyota Aygo Not Starting: Causes + How to Fix

If your Toyota Aygo doesn’t start, you’ve found the right article.  Many different issues can cause the problem.  We cover all the likely ones in an order that makes sense when diagnosing the issue at home. This article is written with the assumption that you are looking for a way to get your Toyota Aygo … Read more