Hyundai Sonata Not Starting: Causes + How to Fix

If your Hyundai Sonata doesn’t start, you’ve found the right article.  Many different issues can cause the problem.  We cover all the likely ones in an order that makes sense when diagnosing the issue at home. This article is written with the assumption that you are looking for a way to get your Hyundai Sonata … Read more

Hyundai Sonata Bad Fuel Pump: Symptoms, Causes, + Diagnosis

A bad fuel pump can cause a myriad of problems for your Hyundai Sonata, making it essential to be aware of the warning signs that indicate trouble. Your fuel pump is responsible for pushing fuel from your car’s fuel tank to the engine, but when it starts to fail, your engine may suffer run rough, … Read more

Hyundai Sonata: Bad Alternator → Symptoms & Diagnosis

A bad alternator can leave your Hyundai Sonata without power and unable to move.  Alternators don’t always go bad in the exact same way.  We’ll cover the symptoms of when an alternator goes bad, and how to diagnose a bad one (which is really pretty easy).   How Your Sonata’s Alternator Works The alternator’s job … Read more

Hyundai Sonata Bad Fuel Filter: Symptoms, Causes, Hot to Fix

A bad fuel filter is one of the worst problems that can happen to your Hyundai Sonata.  When the filter fails, it can limit the amount of fuel that enters the engine.   Without proper fuel pressure, your car will not run at all.  With that in mind, most of the symptoms of a bad fuel filter revolve … Read more

Hyundai Sonata Bad Oxygen Sensor: Symptoms and Diagnosis + How to Fix

Oxygen sensors play a crucial role in your Hyundai Sonata’s emissions system and fuel management. These sensors detect the levels of oxygen present in the exhaust, which is a primary component in maintaining the optimal air-fuel ratio. A damaged or faulty oxygen sensor can have a significant impact on your car’s overall performance, making it … Read more

Hyundai Sonata Low Oil Pressure: Diagnosis and Causes

One of the most serious issues that can happen to your Hyundai Sonata‘s engine is if it ends up with low oil pressure.  Low oil pressure will cause the engine to seize up.  When the oil pressure light on, it should be assumed that the engine locking up is imminent. We advise not running the … Read more

Hyundai Sonata Blown Head Gasket: Symptoms, Causes, How to Fix

One of the most common (and) critical major engine problems is a blown head gasket. If your Hyundai Sonata has blown a head gasket, you may find it running poorly or not at all.  Below you’ll find the symptoms, causes, and price of a Hyundai Sonata head gasket. Recognizing the signs of a blown head gasket in your … Read more

Hyundai-Sonata Catalytic Converter: Price, Location, and Diagnosis

Your Hyundai Sonata leaves the factory with a catalytic converter.  It can run into problems over the normal life of the vehicle, and is often accompanied by OBDII code P0420.  Below we’ll cover the location, price, and symptoms of a bad torque converter in your Sonata.   Menu: Catalytic Converter Price Sonata Catalytic Converter Location … Read more

Hyundai Sonata Bad Fuel Pressure Regulator: Symptoms, ID, How to Fix

One of the most common issues with any vehicle, including the Hyundai Sonata, is when it has fuel pressure regulator issues. A bad fuel pressure regulator can cause all sorts of problems. A bad fuel pressure regulator can cause various symptoms in your Hyundai Sonata, the most common being engine performance problems. This can result from either too … Read more