Hyundai Grandeur Wont Start? Here’s Quick Solutions to Most Common Problems

Introduction

As a certified mechanic with over 20 years of hands on experience, I’ve seen plenty of people struggling when their Hyundai Grandeur Won’t Start. And to be frank, not being able to start your car when you need to drive straight up sucks.

But keep your chin up, you’ve come to the right place, no need to keep googling searches like “issues starting Hyundai“, I got you covered. My name’s Robby, a certified auto mechanic with over two decades of experience, and in this article, I’ll outline the frequent causes for why your Grandeur struggles to start. I’ll cover all the typical culprits so you can pinpoint what’s going on, plus what to do to resolve each particular situation. Drawing on my two decades of firsthand experience, I’ll provide practical repair advice to get your Hyundai Grandeur starting again ASAP!

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Why Won’t My a Hyundai Start?

Hyundai Grandeur wont start

Before we dive into the list of possible issues and solutions, it’s key to first get on the same page of the core problem. When you hop in your Hyundai Grandeur and discover “it won’t start!”, there could be a number of parts causing the difficulties. Perhaps the engine isn’t cranking at all, or maybe it’s turning over partially yet not igniting. Or you might hear clicking when you try to start it, but ultimately nothing happens. Each scenario can be a sign of various problems under the hood.

Common Reasons Why Your Hyundai Grandeur Won’t Start

There are many contributing factors why your Grandeur won’t turn on. The usual suspects cover a weak or drained battery, faulty alternator, starter motor complications, fuel system snags, plus electrical or wiring issues. Each of these concerns can show up differently, requiring specific methods of troubleshooting and fixing to get you back on the open road pronto. All of which, we’ll delve into.

Symptoms of a Hyundai Grandeur That Won’t Start

Recognizing these symptoms will lead you to the core mechanical problem. For instance, when you turn the key or press the start button and you hear it clicking but no ignition, it often signifies a problem with either fuel delivery or ignition issues.

Analysis of The Reasons Why Your Hyundai Grandeur Won’t Start

The first step in solving the no-start nuisance is identifying the precise origin of the issue. So let’s explore the most common explanations for the Grandeur struggling to start when you turn the key.

Battery Issues in a Hyundai Grandeur

car wont start but battery is good
Image Credit: MechanicAnswer.com

In the vast majority of situations, the most common reason a Hyundai Grandeur won’t start comes down to battery troubles. Specifically, a drained or weak battery prevents the engine from turning over. The car’s battery provides the necessary electrical juice to start the engine and activate all your electronics. Signals of a failing battery include sluggish or strained cranking, faint headlights, or a warning light illuminated on the dash. A battery charger can recharge a dead battery if you don’t have the help of another vehicle to jump start it, but do have an electrical socket nearby like at home.  And a portable jump starter lets you charge p the battery without another vehicle, and by the roadside without the need for an electrical socket, so you are never stuck.

Alternator Problems in a Hyundai Grandeur

car wont start alternator

The Alternator keeps the battery juiced up by using engine power while driving. A broken alternator can easily stop your Hyundai Grandeur from starting since it cannot recharge the battery, depleting it fully so that one day you climb into your beloved Hyundai Grandeur and it just can’t start. Signs of a faulty alternator may include an illuminated battery or alternator caution light on your dash, dull headlights while idling, or a whirring noise from the engine while running.

Starter Motor Failures in a Hyundai Grandeur

car wont start wont turn over

The starter is crucial for turning the engine when you attempt to start your Hyundai. Should the starter fail, the engine might not crank, preventing your Grandeur from starting. Listen out for clicking noises when you turn the key or grinding as you try to start it, possibly meaning starter troubles.

Fuel System Issues in a Hyundai Grandeur

car wont start fuel filter

This isn’t about running out of gas like a silly goose. Instead, it’s issues with the fuel system itself that could leave your Grandeur unable to start. Your car uses gas uses gas to combine with oxygen and runs the engine. Issues in fuel delivery like a clogged fuel filter or failing fuel pump relay may mean the engine is unable to get the fuel it needs to start. Fuel injectors can also get clogged over time, so consider a fuel injector cleaner like Red Line to clean them out and improve starting.

Electrical System or Wiring Problems in a Hyundai Grandeur

car wont start electrical issue
Image Credit: MechanicAnswer.com

Ok, well yes that image is a joke, but I want to emphasize modern cars now rely heavily on electronics, increasing the number of things that can go wrong. Even in older cars, the usual suspects include blown fuses, spark issues, damaged ignition switches, or non-working sensors. Faulty wiring and electronics like these may prevent your car from starting. Pay attention to your car only starting sometimes, dashboard alerts, or failure to crank as signs of an underlying electrical issue. Pinpointing and fixing these often needs a certified mechanic near you.

Solutions: Let’s Get Your Hyundai Grandeur Starting Again!

If you think you might know what the issue may be, it’s time to figure out the reason behind your car’s failure to start, and then the logical next move is to attempt to mend the problem. Here are some tips for typical problems we’ve covered thus far:

How to Identify and Fix Battery Issues in a Hyundai Grandeur

car not starting but battery is fine

The first step if a battery issue is suspected for the no start is to have a look at the battery terminals. Verify they are clean, secure, and correctly connected. If the terminals are in fact corroded, try cleaning them with a sodium bicarbonate(baking soda) and water mixture.

Once you have checked the battery terminals, you can check to see if the battery is just out of charge, or worse, it’s old and weak, or dead and needs to be replaced. For this, you can charge the battery in a few different ways:

If the battery charges fully and performs as expected, the issue may be resolved. However, if the battery has aged or lacks capacity, replacing it will be necessary. Otherwise, even sufficiently charging it to start your Grandeur may only provide temporary relief before it likely runs out of power again soon. Using a multimeter or OB2 scanner to evaluate the battery’s condition can determine if it’s worth preserving or requires replacement. Suitable replacement batteries for your specific Hyundai can be found on Amazon here by entering your vehicle details to filter for the right fit and choosing a highly-rated seller.

Robby Recommends:

Portable Car Battery Jump Starter Charger - NOCO Boost Plus GB40

At Home Battery Charger - YONHAN - Fully Automatic

Jumper Cables by Energizer for Car Battery - Heavy Duty

NOCO Boost Plus GB40 1000A UltraSafe Car Battery Jump Starter

YONHAN Battery Charger Fully-Automatic

Energizer Jumper Cables for Car Battery, Heavy Duty

If charging your Grandeur’s battery fails to solve ongoing issues like frequent draining and recharging even after installing a new battery, an underlying problem likely causes the excessive drain. Professional diagnostic services would then be needed to inspect and identify the root cause. You can also consult a mechanic online through us or obtain an instant quote from a mobile mechanic.

How to Identify and Fix Alternator Problems in a Hyundai Grandeur

Car wont start replace alternator needed

If you think the alternator is the reason your Hyundai Grandeur won’t start, a test can confirm. If you can temporarily get the vehicle running (you may need a jump start), and while the engine is running, disconnect the positive terminal of your car’s battery. It’s probably the alternator if the motor dies soon after disconnecting the positive lead. Keep in mind though this test can be risky and mess up sensitive electronics in your motor, so it’s best to talk to a professional mechanic locally or online first since this test risks harming the delicate electronic gizmos in your car.

If you figure out that the alternator is the problem, it’s a case of having it replaced. I recommend consulting an online or local mechanic as they will advise you on how difficult the repair is for your specific model, and you can work out if you want to try it yourself, or with the advice of an online mechanic

If you do want to try it yourself or take it to a local garage, you can often buy the replacement parts yourself cheaper than at the garage, but you need to know what to get for your model of Hyundai Grandeur. You find all the information you need about your specific vehicle by searching online for something like “run Hyundai vin number for free“, which is a purchasable report, that will give the specs for your vehicle and which parts are compatible, and then you can go get the alternator parts you need. However, an easier option is, Amazon probably has the alternator you need online, at a cheaper price, and their site easily shows which ones will go in your specific car model. Check the Amazon alternator page here

How to Identify and Fix Starter Motor Problems in a Hyundai Grandeur

starter motor issues in a ford

If you think the starter motor is the reason behind your Hyundai not turning over, be alert for a clicking noise when you turn the key. If present, but the engine does not turn over, the starter motor likely requires replaced. You can take it to a local garage and have them repair it, or repair it yourself with the help and advice from an online mechanic guiding you. 

If you need it, one of the cheapest and easiest places to get a new starter motor, for your exact vehicle model is on the Amazon here.

How to Identify and Solve Fuel System Problems in a Hyundai Grandeur

clogged fuel filter car wont start

If you think a fuel system issue might be to blame for the no-start, tune your ears for the fuel pump noise when you turn the key to “on” before attempting to start the car. The pump should emit a quiet humming for a few seconds. Should no such quiet hum be audible, the fuel pump could be defective. Problematic starting, stalling, or lagging acceleration may also stem from a blocked fuel filter. Filter and pump issues usually need a skilled mechanic to diagnose and fix them properly, often involving fuel pressure testing and precise diagnostic equipment. Later in this article, I detail the best ways to get help from a local Hyundai mechanic near you. 

How to Fix Electrical or Wiring Problems in a Hyundai Grandeur

fuses to check when car wont start

If you suspect it’s an wiring issue, first examine the fuses for the ignition system, and replace any that have blown. If your Grandeur starts after this, it was an effective, cheap fix! But if your Hyundai Grandeur refuses to start, even sometimes, the ignition switch itself could be problematic. Warning lights on the dashboard could also mean a faulty component. These can be complex problems needing a professional mechanic to identify and fix (see below advice on local mechanics).

How to Prevent Starting Issues in a Hyundai Grandeur

As granpa would say: “An ounce of prevention is worth a pound of cure”. Here’s how to avoid future troubles starting your Grandeur:

Routine Maintenance of Your Hyundai Grandeur

Regular maintenance on car to prevent starting issues

Regular maintenance is key to avoiding issues, including oil changes, checking the battery, cleaning terminals, replacing the fuel filter as needed, and having a mechanic inspect the car routinely. If unsure about maintenance for your model, ask a mechanic locally or online for guidance.

Drive Your Grandeur Regularly

drive regular to avoid car troubles

If your Hyundai Grandeur happens to sit parked in the garage or driveway for weeks without being driven, the battery can deplete as it is not being charged up by the engine running, through the alternator. Try your best to use your car regularly to keep a charged battery. If you remember you haven’t driven your car in a while, take it for a brief drive around town to ensure there is still a charge left.

Note: Letting the battery completely run out of charge is also bad for its longevity, so try to avoid that.

Pay Attention to Warning Signs

Check Engine Control Light on a Vehicle Dashboard

If you notice any weird things like unusual noises, changes in driving and performance, or warning lights lit up on the dashboard, do not ignore them. These are often early signs of an issue that should be addressed ASAP before they escalate into larger problems later on. Consult with a mechanic locally or online about these problems and get advice on if they require attention.

When to Ask a Hyundai Mechanic Online

If you have limited time available, or despite putting in real effort on your own, you still can’t get your car to start, consider consulting a Hyundai mechanic online. It delivers expert guidance in just minutes from the comfort of home, and is far less expensive than a tow and diagnosis at the local garage.

Benefits of an Online Hyundai Mechanic

Happy mechanic repairing car looking at camera

Online Hyundai mechanics can review your symptoms, past repair history, and circumstances to provide troubleshooting steps tailored to your situation. With so many Hyundai mechanics available they can help fix nearly any problem, it doesn’t if matter it’s your Grandeur that’s having issues or a Hyundai Grand Starex won’t start, the online mechanics can help sort anything in no time. And with many household budgets tighter these days, an online mechanic provides instant affordable help when you need it most, 24/7.

You can explain the issues you’re having, ask Hyundai mechanics unlimited questions, and even upload pics and videos so you can show the expert what you mean. You can chat with them via instant messenger or phone call, whichever you prefer. The Hyundai mechanic will ID the problem, advise the top solution for your specific case, and even walk you through simple repairs step-by-step.

Whether you want an expert second opinion or are simply short on time, online repairs assistance is there when you need it. Give it a try to see firsthand how convenient fixing problems can be.

So feel free to try out our talk to Hyundai mechanic service and see for yourself!

When and How to Get a Local Hyundai Mechanics Help

automobile mobile mechanic

When your Hyundai Grandeur won’t start, and you are unable to repair it yourself, thinking about how to get your vehicle to the garage can be a nightmare. There are options like roadside services, that come to you and can provide simple fixes to get your car moving enough again, so you can get it to a mechanic garage for proper repairs. You can also use a towing service, but these can be costly, easily into the hundreds of dollars. A much better option is the use of a mobile mechanic, who will come to you at your home, place of work, or by the roadside, and carry out repairs there and then for you, so you can get your Grandeur started again ASAP.

So if you think a mobile mechanic is the best solution for you, instead of searching on Google something like  “mobile van mechanic near me“, the best in the USA that also covers most towns is YourMechanicI have personally recommended them to countless people across the country and they always have a great experience.

Reasons I recommend them:

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If you would like to know more, the process to use them is this.

  1. Visit their official website here: YourMechanic
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Conclusion

In short, when your Hyundai Grandeur doesn’t turn over, it can be a major inconvenience. However, understanding what might be causing the problems, being able to diagnose them, and knowing what steps are needed in each case, and where to find help if necessary, will be a huge help. Remember that regular maintenance is vital to preventing most vehicle problems.

Frequently Asked Questions (FAQs) When a Hyundai Grandeur Won’t Start

Hyundai Grandeur won’t start but lights come on?

If your Hyundai Grandeur‘s lights turn on but it still won’t start, the issue is likely not related to the battery. More than likely there is a problem with the engine starter. Check to see if you hear any clicking sounds when attempting to crank the key. If so, the starter motor is attempting to activate but failing. Have a mechanic examine the starter motor – it may need to be repaired or replaced.

Hyundai Grandeur won’t start but has power?

When your Hyundai Grandeur has power (lights, radio etc work) but does not start up, there may be a fuel delivery problem. Issues like a faulty fuel pump relay could prevent fuel getting to the engine. Without enough fuel, combustion can’t happen and the engine won’t start. Listen near the back seat when cranking the key – you should hear the fuel pump prime for a few seconds. If not, have a mechanic check the fuel system.

Hyundai Grandeur won’t start but battery is good?

If your Hyundai Grandeur‘s battery tests fine and is fully charged, but the car still refuses to start, the underlying cause is likely electrical. Possible issues include a bad ignition switch, broken sensor, or wiring problems. As electrical issues can be tricky, diagnosis by a professional mechanic is best. They can accurately identify the specific electrical fault and have it repaired.

Hyundai Grandeur won’t start just clicking?

When you turn the key and just hear clicking but the engine fails to turn over, the most common cause is a faulty starter motor. The click comes from the starter solenoid attempting to activate the starter motor, but the motor itself fails to spin up the engine. As the starter motor needs physical fixing or swapping out, seek help from a reliable mechanic to get your Hyundai Grandeur running again.

What if my Hyundai Grandeur won’t start up?

First things first, take a deep breath and try to stay calm. Look for any odd noises, flashing lights, or changes in how it runs that could point to the issue. Most likely the culprit is one of the common problems we will talk about here. If you still can’t identify the exact issue, you’ll have to ask for help from a trusted Hyundai mechanic locally or online.

Determine if my Hyundai Grandeur won’t start because of a bad battery?

Signs that your Hyundai’s battery is the issue are, a slow cranking engine, dim headlights, and battery alerts lighting up on the dash. You can also make sure the battery terminals are clean, corrosion-free, and tightly fastened. If your battery is exhausted it’s probably best to just replace it completely.

How to prevent my Hyundai Grandeur from failing to start in the future?

To prevent this frustration from reoccuring, scheduled maintenance is crucial. This includes oil changes, inspecting the battery and scrubbing its terminals, replacing the fuel filter when required, and getting your Hyundai Grandeur checked out by a mechanic frequently. Also, be diligent about drive the car often so the battery stays charged.

Can I consult an online mechanic if my Hyundai Grandeur fails to start up?

Yes, you can. An online mechanic service like ours can offer immediate expert Hyundai mechanic assistance and advice, without you having to leave your residence. If your vehicle fails to start and is stuck in the driveway, this is especially helpful.

In what ways can websites like MechanicAnswer.com lend a hand if my Hyundai Grandeur isn’t starting?

We connect you with licensed Hyundai technicians who can provide suggestions specific to your individual predicament. You can inform them about your vehicle issues, ask as many questions as needed, and even submit images and videos so you can show in detail the problem. The specialist auto mechanic will be able to assist, pinpoint the issue, and propose the ideal solution and talk you through it.

Interesting Hyundai Grandeur Facts

Did you know that the Hyundai Grandeur is actually known as the Azera in some markets? Talk about a cool and mysterious alter ego! And get this – the Grandeur was the first car in the world to feature an automatic emergency braking system that can detect pedestrians. It’s like having a superhero on wheels! Plus, with its sleek and stylish design, the Grandeur is a real head-turner on the road. And if you’re a fan of high-tech features, you’ll love the fact that the Grandeur comes with a state-of-the-art infotainment system and advanced driver assistance technologies. It’s no wonder this car has such a loyal fan base! So, if you’re currently having trouble getting your Grandeur started, just remember all the amazing features and stats that make it such a standout vehicle. You’ll be back on the road in no time!

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  1. Chat with an Online Mechanic to get instant, unlimited help and advice for 1 full week, for just $5.
  2. Get in-person help from a Mobile Mechanic Near You. They will come to you and fix your vehicle at a time that suits you. If there are none near you, you will be redirected to the online mechanic.

Which Mechanic Suits You?

  1. Chat with an Online Mechanic to get instant, unlimited help and advice for 1 full week, for just £5.
  2. Get help from a Mobile Mechanic. We  recommend Fixter. They will come to you and fix your vehicle at a time that suits you. Instant free quote online below. We recommend the online mechanic first, as it’s cheaper for you, and you may not need an in-person mechanic.

Which Mechanic Suits You?

  1. Chat with an Online Mechanic to get instant, unlimited help and advice for 1 full week, for just $5.
  2. Get in-person help from a Mobile Mechanic. We recommend YourMechanic. They will come to you and fix your vehicle at a time that suits you. Instant free quote online below. We recommend the online mechanic first, as it’s cheaper, and you may not need an in-person mechanic.

Choose Your Mechanic

1. Chat with A.I. Mechanic (Robot Robby)
  • Free 7-day trial
  • A.I. Mechanic that is trained by our human mechanic writers. As helpful as a human mechanic for expert advice, troubleshooting, and repair guidance.
2. Chat with a Human Mechanic Online
  • Join for just $5, and $39/month. Cancel anytime
  • Real human ASE-certified mechanics available 24/7

Which Mechanic Suits You?

  1. Chat with an Online Mechanic to get instant, unlimited help and advice for 1 full week, for just $5.
  2. Get in-person help from a Mobile Mechanic Near You. They will come to you and fix your vehicle at a time that suits you. If there are none near you, you will be redirected to the online mechanic.

Which Mechanic Suits You?

  1. Chat with an Online Mechanic to get instant, unlimited help and advice for 1 full week, for just £5.
  2. Get help from a Mobile Mechanic. We  recommend Fixter. They will come to you and fix your vehicle at a time that suits you. Instant free quote online below. We recommend the online mechanic first, as it’s cheaper for you, and you may not need an in-person mechanic.

Which Mechanic Suits You?

  1. Chat with an Online Mechanic to get instant, unlimited help and advice for 1 full week, for just $5.
  2. Get in-person help from a Mobile Mechanic. We recommend YourMechanic. They will come to you and fix your vehicle at a time that suits you. Instant free quote online below. We recommend the online mechanic first, as it’s cheaper, and you may not need an in-person mechanic.

Where Can I Find My VIN?

Your vehicle’s unique Vehicle Identification Number (VIN) can be found on the title document, the vehicle registration, and the insurance policy. It is a series letters and numbers like this as example: WAUGC0896JA235262. The VIN can also be located on the following locations on the vehicle itself:

how to find VIN on vehicle