P0306 Code (Symptoms, Causes, and How to Fix)

P0306 engine code

Vehicles are powered by the combustion of air and fuel, which takes place in different engine cylinders. This is how a vehicle generates the power it needs to accelerate and spin its wheels. A vehicle usually has 4 to 8 engine cylinders depending on its power needs. When one of these cylinders misfires, the car’s … Read more

P0106 Code (Symptoms, Causes, and How to Fix)

P0106 engine code

The P0106 code indicates that the manifold absolute pressure (MAP) sensor has been triggered. This sensor problem is common in cars with high mileage (100,000 miles or more). The MAP sensor controls a broad range of systems in your vehicle. If it’s faulty, the engine won’t run right, and it can cause serious drivability issues.  … Read more

P0335 Code (Symptoms, Causes, and How to Fix)

P0335 engine code

The purpose of the crankshaft position sensor (CKP) is to measure the rotational speed (RPM) and precise location of the engine’s crankshaft. Without this sensor, you wouldn’t be able to start your vehicle’s engine. Most car owners don’t know about the crankshaft position sensor until they receive the error code P0335 or the engine dies. … Read more

P0496 Code (Symptoms, Causes, and How to Fix)

P0496 engine code

It’s never a good time to see that dreaded ‘Check Engine’ light illuminating the dashboard of your car. While there are many causes for the ‘Check Engine’ light to pop up, modern technology allows us to distinguish them by reading the DTCs (diagnostic trouble codes) using an OBD2 scanner. DTCs are the way the onboard … Read more

P0440 Code (Symptoms, Causes, and How to Fix)

P0440 engine code

Your vehicle’s internal processes create vapors that release into the atmosphere. The Clean Air Act (CAA) put in place by the Environmental Protection Agency (EPA) regulates the volume of those vapors that a vehicle can emit before passing a designated threshold. The process of gasoline moving to the engine creates some of those harmful vapors. … Read more

P0300 Code (Symptoms, Causes, and How to Fix)

P0300 engine code

If you’ve got a P0300 error code on your hands, brace yourself as you’re likely dealing with a complicated diagnostic and repair process. As things go, this error code can mean different things caused by different problems. What Does Code P0300 Mean? Code P0300 means that one or more engine cylinders are misfiring. An engine … Read more

P0128 Code (Symptoms, Causes, and How to Fix)

P0128 engine code

The P0128 error code suggests that your car’s coolant temperature was at an unusual level after operating your vehicle. Your engine coolant should reach around 160° F (71° C) within 15 minutes of starting the engine. The powertrain control module (PCM) monitors signals from the coolant thermostat to determine if it reaches this temperature in … Read more

P0456 Code (Symptoms, Causes, and How to Fix)

P0456 engine code

It’s always a hassle finding out that your car has sprung a leak somewhere. Immediately, your stress levels go through the roof and dark scenarios come popping into your head. Thankfully, due to breakthroughs in car design, most modern cars can diagnose issues and report them through their onboard computer. DTCs, or Diagnostic Trouble Codes, … Read more

P0420 Code (Symptoms, Causes, and How to Fix)

P0420 engine code

As cars have developed, so has their impact on the environment. Earlier versions of cars pumped harmful gas in the form of exhaust into the air without regulation. A vehicle’s catalytic converter fixes that. The catalytic converter’s main job is to take pollutants from the engine’s combustion cycle and turn them into less harmful gases … Read more

P0171 Code (Symptoms, Causes, and How to Fix)

P0171 engine code

Your engine needs the right ratio of fuel to air to run efficiently. If there’s either too much or not enough, then your combustion engine will not work as well or efficiently as it’s supposed to. When there is too much air entering the chambers, your vehicle will store a P0171 code. A variety of … Read more