Remove Check Engine Light Remove Mechanic Remove Troubleshooting
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Throttle-By-Wire Diagnostics

Tomorrow's Technician

These issues need to be resolved before trying to troubleshoot a throttle-by-wire problem. P2119 can be caused by a variety of mechanical and electrical problems. This can be faster than allowing the system to relearn on its own and can prevent giving a customer a car back with the check engine light on.

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Why Your Engine Misfires (+ What You Can Do About It)

RepairSmith

And your check engine light pops on? That’s a sign something’s off with combustion, and you could have an engine misfire. Engine misfiring is a serious problem. It creates a mechanical strain on your engine parts, and if you don’t remedy it quickly, the problem can grow to much larger (and expensive) proportions.

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Understanding Your Vehicle’s Electrical System

Stringer Auto Repair

The alternator is responsible for charging the battery while the engine is running, and the wiring system connects all the components and conducts electrical power to various parts of the vehicle. These include dimming headlights, an illuminated check engine light, difficulty starting the engine, and a warning light on the dashboard.

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P0442: EVAP System Leak Detected (Small Leak)

RepairSmith

An Illuminated Check Engine Light It’s almost impossible to physically detect an EVAP leak. So when the leak detection pump in the exhaust system suspects a small EVAP leak event, it immediately turns the Check Engine Light on. So, it’s best to contact a mechanic if your vehicle fails an emissions test.

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6 Recurrent Dodge Charger AWD Problems (+How to Address)

RepairSmith

A mechanic will have the specific tools and expertise to replace the damaged parts and seals and refill fresh transmission fluid. You should refer to your vehicle’s owner’s manual for steps to troubleshoot electrical issues or seek help from a mechanic to determine and address the root cause of the problem.

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Automatic Car Won’t Reverse? Common Causes + How to Fix

RepairSmith

We’ll also explain how a mechanic diagnoses and fixes this glitch so you know what to expect when you bring your vehicle in for repair. Solenoid problems can also trigger a check engine light and cause erratic shifting. In this post, we’ll dive into the 10 most common reasons your car refuses to reverse but moves forward.

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What Happens When You Unplug the Idle Air Control Valve? Here’s What You Need to Know

The Mechanic Doctor

The Mechanic Doctor - Resources for Amateur and Pro Auto Mechanics An idle air control valve is a crucial component of your car’s engine system that manages the idle speed and keeps everything functioning smoothly. Would it affect how your engine runs or even cause damage? How Does the IAC Valve Work?