car not accelerating check engine light

The first sign of trouble was a rattling noise coming from the engine. This usually is rough running and a real issue accelerating.

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I have V6 Hyundai sonata 2001 currently 143k miles.

. Another common reason why your car is not accelerating with a check engine light is because of an engine vacuum leak. Ad Ask Independently Verified Mechanics Online. An engine misfirea problem that almost always causes an increase in hydrocarbon emissions is one of the many reasons why the check engine light might.

Ad Get Instant Quote. Today there are all kinds of potential causes for when your car hesitates when accelerating. Among these the last two reasons are.

Mismatched fuel delivery and ignition timing even if off a few milliseconds will cause your vehicle to accelerate poorly. Causes of Car Acceleration Problems 1. It sounded like an old diesel engine.

A vacuum leak will lead to a loss of combustion pressure. Ad Check Current Service Specials Rebates To Save At Your Quick Lane. A weak fuel pump Fuel injectors can become clogged with dirt over time.

Available 7 Days a Week. When one of these sensors. The most common ones are the oxygen sensor mass airflow sensor throttle position sensor and engine coolant temperature sensor.

While you accelerate your car and see a check engine light flashing it indicates something is affecting your normal engine operation. 1 Year12K Mile Warranty. Up to 8 cash back In many cases when you have an issue with the car accelerating and the check engine light comes on its caused by a mechanical problem with.

Certified Mechanics Fix Your Car in Your Driveway. Get Diesel Pickup Info You Can Trust. The air filter should be checked for any dirt debris and other contaminants if the car isnt accelerating as it should.

Bad engine sensors MAF O2 CKP Camshaft can also cause check engine light flashing and car shaking due to engine misfire. These sensors are best left to the pros to diagnose. All Makes Models.

Another common cause of your car not accelerating when it has a check engine light is an engine vacuum leak. This fault could be an errant sensor excessive engine knock or a problem with the emission control system. If its possible to get the codes checked.

I drove it around 30k miles with regular maintenance and no issues at all and a. Check engine light is on and car is not accelerating. A vacuum leak causes a decrease of combustion pressure.

Faulty engine control unit. Therefore you need to visit your mechanic for a check. The frequency of the rattle would increase as the car accelerates.

The flashing check engine light normally means you have misfires happening. When You Need Reliable Car and Pickup Info Fast Online Mechanics Are Ready. Typically limp mode is accompanied with a check engine light and.

The fuel pump of a car that struggles to accelerate or drive up a hill may be malfunctioning. Lets go through them starting with the simplest ones first the type you should. A car can have either MAF or MAP sensor.

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