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

P0507 Code (Symptoms, Causes, and How to Fix)

P0507 engine code

Having an obnoxiously loud car even when idling is never a good look. Coupled with that ‘Check Engine’ light, it immediately sends most people into panic mode. Issues with the engine of your car tend to be complicated and expensive. The good news is that modern cars all have a comprehensive onboard computer that continually … Read more

P0113 Code (Symptoms, Causes, and How to Fix)

P0113 engine code

Some vehicles have an air intake temperature (IAT) sensor either mounted within their air filter duct hosing or built into their mass airflow sensor (MAF). This sensor measures intake air temperature using a thermistor. Thermistors measure temperature based on electrical resistance, with a drop in resistance equating to a rise in temperature. A P0113 code … Read more

P0441 Code (Symptoms, Causes, and How to Fix)

P0441 engine code

While modern vehicle operating systems help prevent harmful emissions from leaking into the air, that wasn’t always the case. The first Environmental Protection Agency (EPA) emissions standards come from the 1970s. These regulations aim to prevent emissions that create smog. The evaporative emission control (EVAP) system is the primary system in your vehicle designed to … Read more

P0446 Code (Causes, Symptoms, and How to Fix)

P0446 engine code

All vehicles have an evaporative emission control (EVAP) system specifically designed to prevent releasing toxins into the air. When you put your gas cap back on, it traps the fuel and its toxins inside. Fuel vapors go through a vent line into a charcoal canister, where activated charcoal absorbs some of the fumes. The electronic … Read more