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What’s Up With That Check Engine Light Reader? Can I trust it? Should I go to Autozone?

Girls Auto Clinic

Lately, I’ve been getting questions from our #sheCANic community and friends wondering if they should buy a device to read the codes set off by the dreaded check engine light. For this reason, companies are offering services and products to help drivers decipher and decode their check engine lights.

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What Does a Service Engine Soon Light Mean + How to Fix It?

RepairSmith

We’ll explain what a “service engine soon” light means and why it turns on, so you can identify which car part needs a little love. We’ll also tell how it differs from the dreaded check engine light and how to turn it off. This Article Contains: What Does a Service Engine Soon Light Mean?

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Catalytic Converter Problems

The Mechanic Spot

Catalytic converters are important to every vehicle because they convert harmful compounds from your engine’s emissions. When your vehicle has a faulty catalytic converter, it usually causes your check engine light to come on. Your check engine light will illuminate if your catalytic converter is overheating.

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What is the Knock Sensor Replacement Cost + Is it Worth?

RepairSmith

This unassuming little device detects abnormal vibrations in your engine, helping prevent any damaging knocking sound that can lead to severe performance issues. However, like any car part, the knock sensor can wear out over time, leading to the question: how much will it cost to replace it?

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Purge Valve Replacement: Why It’s Important + Costs Involved

RepairSmith

This throws off the air-fuel ratio, resulting in rough idle , reduced fuel economy (often accompanied by the check engine light), and difficulty starting your vehicle. An active check engine light : The ECU monitors the amount of released fuel vapor and triggers the check engine light if it’s deficient or excessive.

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O2 Sensor Replacement Cost (+6 Signs to Get a New One)

RepairSmith

5 Signs You Need an O2 Sensor Replacement Some indicators of a malfunctioning oxygen sensor include: Illuminated check engine light: The ECU (Engine Control Unit) monitors the functioning of oxygen sensors and their heater circuits.

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Battery Terminal Replacement Cost + Is it Worth?

RepairSmith

Additional repairs: Any extra repairs, such as fixing the alternator , voltage regulator, or other car parts, can increase the overall cost. Damaged car battery terminals are ill-equipped to conduct electricity between the battery and the car’s electrical system. Is it Worth Replacing the Battery Terminals?