The CarParts.com Research Team is composed of experienced automotive and tech writers working with (ASE)-certified automobile technicians and automotive journalists to bring up-to-date, helpful information to car owners in the US. Guided by CarParts.com's thorough editorial process, our team strives to produce guides and resources DIYers and casual car owners can trust.
Summary Driving with one headlight is illegal in all US states. Both headlights must be operating if you’re driving at…
Summary The license number of your driver’s license will not change when you change your name.The only time the driver’s…
Summary The average car alarm can blare for as long as 30 seconds.Car alarms are triggered by shock sensors and…
Summary Leaded gasoline is regular gas with a lead additive that raises its octane level and improves its performance. Unleaded…
Summary Supply & demand, refining costs, and international trade are some of the reasons why diesel is more expensive than…
Summary The Interstate Highway System, or simply interstates, refers to the highways connecting different states and cities across the United…
Summary A vehicle can be considered low mileage if it has traveled less than 15,000 miles. Low mileage can also…
Summary The throttle pedal accelerates the vehicle when you press on it, while the brake pedal activates the brakes and…
Summary Green cars are pretty rare. Given how uncommon your car can be, you can truly make it your own…
Summary To come up with appropriate names for a silver car, you might want to consider fictional characters or human…
Summary The low-fuel warning light typically illuminates when a vehicle’s fuel tank is around 10% to 15% of its maximum…
Summary A car, van, or truck that has been purchased for fleet use is part of a bulk of vehicles…
Buying and maintaining a car is costly, but it is necessary for many people who do not have access to…
Mercury Repair Q&A A guide to your Mercury’s common issues and its recommended service and maintenance schedule. Mercury Maintenance Most…
Volvo Repair Q&A Information tidbits about your Volvo’s maintenance and repair needs. Volvo Maintenance Staying dedicated to your Volvo’s preventive…
Lexus Repair Q&A Frequently asked questions, maintenance information, and valuable repair tips for your Lexus Lexus Maintenance The Lexus’ superb…
INFINITI Repair Q&A FAQs and maintenance information to keep your Infiniti performing in peak condition. INFINITI Maintenance You can expect…
Cadillac Repair Q&A Service, repair, and maintenance information to help you keep your Cadillac up to speed Cadillac Maintenance Sticking…
Pontiac Repair Q&A A guide to repairs, service, and maintenance costs for your Pontiac Pontiac Maintenance By following the manufacturer-recommended…
Summary The P0465 code stands for “EVAP Purge Flow Sensor (PFS) Circuit,” which means the powertrain control module (PCM) detects…
Summary Driving on slippery roads is dangerous, with most weather-related crashes occurring on wet pavement and during rainfall.When it rains…
Summary There are several methods you can try to start your car without a key fob in case of an…
Summary In 1968, Volkswagen released the first car with an engine computer as part of the Bosch D-Jetronic electronic fuel…
Summary The 2016 Honda Civic 2.0L is generally known for being a reliable vehicle that requires a periodic inspection of…
Malls are a great place for manufacturers to show off their new car models to shoppers. But have you ever…
Summary It’s important to choose a meaningful name for your red car because your vehicle is an extension of who…
Summary Driving with less fuel only produces significant fuel savings if it reduces a considerable fraction of your vehicle's total…
Summary Honda’s been making the Accord for nearly 50 years with 10 generations. Honda Accords have been the midsize category…
Doing donuts in a car is something of a party trick. It’s a maneuver that shows off a driver’s skill…
Summary You give your white car a name based on animals, fictional characters, or even human names, as long as…
Summary Diagnostic trouble code (DTC) P0476 stands for “Exhaust Pressure Control Valve ‘A’ Range/Performance.” Code P0476 triggers when the powertrain…
Summary DTC P0689 stands for “ECM/PCM Power Relay Sensor Circuit Low,” and this is logged when the PCM detects low…
Summary Leasing a car might be a good option for you, but be aware of its hidden drawbacks. Reasons for…
Summary Code P0729 is set once the calculation based on data transmitted by sensors to the transmission control module falls…
Summary The P2299 code stands for “Brake Pedal Position/Accelerator Pedal Position Incompatible,” which can have a different definition depending on…
Summary The diagnostic trouble code (DTC) P2400 indicates “Evaporative Emission System Leak Detection Pump Control.” In vehicles like the 2006…
Summary Driving takes time to master with some states requiring 20 to 30 hours of formal classroom driver’s education before…
Summary Benzene is a compound that increases the octane level of the gasoline mixture to improve engine performance. It is…
Summary The average traffic light has a height of about 30 inches, with each lens having the same size of…
Do you feel the need for speed? Top speed and acceleration reveal how cars, SUVs, pickup trucks, and other vehicles…
Summary DTC P2617 stands for “Crankshaft Position Signal Output Circuit/Open,” and it’s logged when the PCM detects a problem in…
Summary The P2502 code is defined as Charging System Voltage. This code triggers when the charging system voltage falls below…
Summary The P244B code stands for “Diesel Particulate Filter Differential Pressure Too High Bank 1.” This code is set when…
Mercedes Benz Q&A This guide will show you information about the common issues and some repair information about Mercedes Benz…
RAM Truck Repair Q&A This article will answer questions about Ram vehicle maintenance, service, and repairs. RAM Truck Maintenance Ram…
Chrysler Repair Q&A FAQs plus repair and maintenance information to help keep your Chrysler in tip-top shape Chrysler Maintenance Following…
The camshaft position sensor monitors the position of the engine’s camshaft as it rotates and calculates its rotational speed. The…
Acura Repair Q&A Service, maintenance, and repair information to help you get the most out of your Acura’s exhilarating performance.…
Toyota Repair Q&A A quick guide to your Toyota’s maintenance, service, and repair information. Toyota Maintenance Your Toyota is arguably…
Nissan Repair Q&A A guide to repairs, service, and maintenance costs for your Nissan Nissan Maintenance You can maintain your…
Jeep Repair Q&A Service, maintenance, and repair information to help keep your Jeep on the road. Jeep Maintenance Your Jeep…
Hyundai Repair Q&A A handy guide to maintenance, service, and repair information for your Hyundai. Hyundai Maintenance Your Hyundai is…
Honda Repair Q&A A guide to repairs, service, and maintenance for your Honda to keep it in great shape Honda…
GMC Repair Q&A FAQs and repair and maintenance information to keep your GMC performing its best GMC Maintenance Following your…
Ford Repair Q&A A comprehensive guide to your Ford's maintenance, repair, and service requirements Ford Maintenance Following your Ford’s recommended…
Dodge Repair Q&A A guide to repairs, service, and maintenance about your Dodge to help you make the most out…
Chevrolet Repair Q&A An informative guide to your Chevy’s maintenance, repair, and service needs Chevrolet Maintenance There’s nothing quite like…
Audi Repair Q&A Your guide to common Audi service, repair, and maintenance queries. Audi Maintenance Your Audi is arguably one…
Subaru Repair Q&A A guide to repairs, service, and maintenance costs for your Subaru Subaru Maintenance Sticking to Subaru’s recommended…
Summary Diagnostic trouble code (DTC) P2414 stands for “Oxygen Sensor Exhaust Sample Error Bank 1 Sensor 1.” This code triggers…
Summary Diagnostic trouble code (DTC) P2254 is defined as “O2 Sensor Negative Current Control Circuit/ Open Bank 2 Sensor 1.”If…
Summary The P2229 code stands for “Barometric Pressure Sensor A High,” which means the powertrain control module (PCM) senses a…
Summary Code P2423 stands for “HC Adsorption Catalyst Efficiency Below Threshold.”This code is logged once the PCM detects that the…
Summary The intake manifold runner opens to let more air in when the engine is running at a high RPM.…
Summary The P2001 code stands for “NOx Adsorber Efficiency Below Threshold Bank 2,” which means the powertrain control module detects…
Summary The diagnostic trouble code (DTC) P0762 indicates “Shift Solenoid 'C' Stuck On.”The powertrain control module (PCM) will set this…
Summary Diagnostic trouble code (DTC) U0107 stands for “Lost Communication with Throttle Actuator Control Module.” This code is triggered when…
Summary NOx sensors monitor nitrogen oxide levels in exhaust gases before and after going through the NOx trap. Code P2000…
The transmission takes the power produced by the engine and sends that force to the drive wheels. An automatic transmission…
Summary DTC P3425 stands for “Cylinder 4 Deactivation/Intake Valve Control Circuit/Open.”It is logged when the PCM detects an incorrect voltage…
Summary The P2723 code stands for “Pressure Control Solenoid E Performance/Stuck Off.” This code triggers when the pressure control solenoid…
Summary Diagnostic trouble code (DTC) P0880 stands for “TCM Power Input Signal.” If the powertrain control module (PCM) detects an…
Summary The diagnostic trouble code (DTC) P0579 indicates “Cruise Control Multi-Function Input ‘A’ Circuit/Range Performance.”The powertrain control module (PCM) will…
Summary DTC P0281 stands for “Cylinder 7 Contribution/Balance.” This code is logged when the controller detects a problem with the…
Summary The diagnostic trouble code (DTC) P0275 stands for “Cylinder 5 Contribution/Balance” and applies to vehicles with engines that have…
Summary The diagnostic trouble code (DTC) P2413 stands for “Exhaust Gas Recirculation System Performance.”The powertrain control module (PCM) will set…
Summary Diagnostic trouble code (DTC) P0544 stands for “Exhaust Gas Temperature Sensor Circuit Bank 1 Sensor 1.” This code triggers…
The secondary air injection (SAI) system supplies ambient air to the exhaust manifold or catalytic converter to burn up exhaust…
Summary Diagnostic trouble code (DTC) P0391 is defined as “Camshaft Position Sensor ‘B’ Circuit/Range Performance Bank 2.” This code is…
Summary DTC P0264 stands for “Cylinder 2 Injector Circuit Low.” This code is logged when the PCM detects a low…
Summary Trouble code P0197 is set when the oil temperature sensor is unable to send the correct signals to the…
Summary DTC P054A stands for “Cold Start B Camshaft Position Timing Over-Advanced Bank 1.” It’s triggered when the PCM detects…
Summary An activated P0429 trouble code indicates a problem in the catalyst heater control circuit. A bad exhaust temperature sensor,…
Summary The P0856 code is set once the PCM or EBCM senses an issue that can affect ABS operation.The common…
Summary The P0727 code stands for “Engine SPeed Input Circuit No Signal.”The PCM sets this trouble code when it fails…
Summary Code P2259 will be logged once the PCM detects that the actual and desired states of the SAI control…
Summary Diagnostic trouble code (DTC) P2257 stands for “Secondary Air Injection System Control ‘A’ Circuit Low. This code triggers if…
Summary DTC P2123 stands for “Throttle/Pedal Position Sensor/Switch ‘D’ Circuit High,” and it’s logged when the PCM detects abnormally high…
Summary Diagnostic trouble code (DTC) P20BD stands for “Reductant Heater ‘B’ Control Circuit/Open.”The P20BD code can be logged because of…
Summary Code P0426 is logged once the PCM doesn’t get the right response from the upstream oxygen sensor located in…
Summary On-board diagnostics will log a P0840 code when there’s an electrical fault in the transmission fluid pressure sensor/switch.Aside from…
Summary A P2767 trouble code is set when the powertrain control module (PCM) is unable to detect a signal from…
Summary The P2A04 code stands for “O2 Sensor Circuit Range/Performance Bank 2 Sensor 2.”The voltage signals from downstream O2 sensors…
Summary The PCM regularly checks the TFT sensor. Once the controller senses an intermittent problem with the transmission fluid temperature…
Summary Diagnostic trouble code (DTC) P0724 stands for “Brake Switch ‘B’ Circuit High.” It covers vehicles with automatic transmissions.Code P0724…
Summary The P0793 code stands for “Intermediate Shaft Speed Sensor ‘A’ Circuit No Signal.”It’s triggered when the intermediate shaft speed…
Summary DTC P0657 stands for “Actuator Supply Voltage ‘A’ Circuit/Open” and it’s logged when there’s a problem with actuator A.Some…
Summary If diagnostic trouble code P0652 appears on your scan tool, it means that there’s a problem with the reference…
Summary The diagnostic trouble code (DTC) P040D means “Exhaust Gas Recirculation Temperature Sensor ‘A’ Circuit High.” The PCM compares the…
Summary The diagnostic trouble code (DTC) P0390 indicates “Camshaft Position Sensor ‘B’ Circuit Bank 2.” Your vehicle's powertrain control module…