Toyota Corolla Rough Idle → Causes & Diagnosis

If you own a Toyota Corolla and it’s idling rough, you may be feeling frustrated. In this article, we’ll look at some of the most common causes of a rough idle in the Corolla and how to fix the problem.  The most common cause of a rough idle is misfiring. What an Engine Needs to … Read more

Toyota Corolla: ABS Light Meaning, Diagnosis, + How to Fix

Your Toyota Corolla’s ABS Light comes on when it fails a self-diagnostic cycle.  When on, it indicates that your car does not have Anti-Lock brakes and the safety they provide. Your Corolla’s ABS system uses a system of sensors to determine wheel speed when braking.  If one of the wheels starts to lock up, it’ll … Read more

Toyota Corolla:  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 Corolla will reach is not going to be enough to keep you … Read more

Toyota Corolla: Black Exhaust Smoke → Symptoms & Diagnosis

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

Toyota Corolla Engine Knocking Causes + How to Fix

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

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

Toyota Corolla Speedometer Not Working: Causes + How to Fix

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

Toyota Corolla: Brakes Grinding  → Causes & Diagnosis

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