Guides
Bad Wheel Bearings: How To Diagnose And Troubleshoot
Wheel bearings are often overlooked during car maintenance and only receive attention when a defect is imminent. If the initial symptoms are ignored, a worn wheel bearing can have...
Mass Air Flow Sensor Fail: How To Diagnose And Fix
The mass air flow sensor is used to measure the amount of air entering the engine and is essential for determining the air-fuel mixture in the engine. Based on this information, the engine...
Mercedes M111 Engine: Typical Problems And Breakdowns
The M111 is a four-cylinder gasoline engine developed by Mercedes-Benz, introduced to the market in 1992 and first used in the C-Class W202. This power unit was available both as a classic...
Is Timing Chain Or Timing Belt Better? Detailed Comparison
Timing Chain or Timing Belt? Those who have grappled with this question will likely know that the timing chain is maintenance-free and never needs to be replaced. In contrast, timing belts should...
Faulty Ignition Coils - How To Diagnose And Fix
The ignition coil is designed to convert the low onboard voltage of the car into high voltage, which is required to generate the ignition spark at the spark plug. While ignition coils generally...
Coolant Temperature: What to Do When the Engine Temperature Is Rising
The optimal coolant temperature ranges between 194 and 212 degrees Fahrenheit. A precise degree-by-degree display is not necessary – it suffices if the needle is in the middle of the gauge...
What Does Diesel Particilate Filter Light Mean - Diagnose And Troubleshooting
The article discusses the Diesel Particulate Filter (DPF), a key component of the exhaust system that requires expensive materials like silicon carbide and platinum for its production. Its...
Engine Misfire: Causes And Solutions
Misfires can affect any gasoline engine and are typically characterized by temporary jerking of the engine and noticeable loss of power. This is often due to a missing spark, preventing the...
How To Diagnose A Faulty EGR Valve: Causes and Solutions
The article discusses the Exhaust Gas Recirculation (EGR) valve, a device in vehicles that reintroduces a measured amount of exhaust gases back into the combustion chamber. This process aims to...
How To Diagnose Bad Crankshaft Position Sensor: Symptoms And Causes
The crankshaft sensor (also known as crankshaft speed sensor or TDC position sensor) is one of the most important sensors for the engine. The role of this inconspicuous sensor is quite simple...
