2007 Hyundai Coupe 2.0 GLS – Workshop Repair Manual

Hyundai Coupe 2.0 GLS (2007 Manual) FAQs: Common Problems & Fixes

• Why is my 2007 Hyundai Coupe 2.0 GLS's central locking not working, or making strange noises?

  If your central locking is acting up, often making a groaning sound or failing to lock certain doors, it's usually due to a faulty door lock actuator. These tiny motors inside the doors just wear out over time. You should also check the 15-amp fuse for the central locking, which is commonly found in the fuse box under the passenger-side dashboard. Sometimes, a simple key fob battery replacement or re-sync can also fix intermittent issues, so try that first. But most likely, it's an actuator that needs replacing!

• What should I do if the ABS warning light comes on in my 2007 Hyundai Coupe 2.0 GLS?

  When the ABS light glows, a common culprit in your Coupe is a split ABS reluctor ring, often on a drive shaft, or a faulty wheel speed sensor. A diagnostic scan tool can pinpoint which wheel is affected. Sometimes, the problem could be a blown ABS fuse, typically in the engine bay fuse box, or even low brake fluid. For a quick check, ensure your brake fluid reservoir is full. If you're not sure, a mechanic can diagnose it properly to keep your braking system safe.

• I hear a loud growling noise from my 2007 Hyundai Coupe 2.0 GLS engine, what could it be?

  A loud growling noise from the top of your 2007 Hyundai Coupe 2.0 GLS engine, especially noticeable when the bonnet is open, strongly suggests a cracked exhaust manifold. This is a fairly common issue with these models. Over time, the manifold can develop small cracks, allowing exhaust gases to escape and create that distinct growling sound. It’s a job for a mechanic, as getting to it can be tricky, and you’ll need new gaskets too.

• Where should I check for rust on my 2007 Hyundai Coupe 2.0 GLS, and how can I fix it?

  Rust loves older Coupes, especially around the rear wheel arches, under the plastic sills, and on the rear subframe. Check the bottom of the doors and around the tailgate seal too. For small spots, you can carefully sand down to bare metal, apply rust converter, body filler if needed, prime, and then paint. For larger areas or structural rust on the subframe, professional welding might be necessary. Keeping it clean and applying underseal can help prevent future issues.

• What causes a knocking sound from the suspension in my 2007 Hyundai Coupe 2.0 GLS?

  A knocking sound from your Coupe's suspension often points to worn components. The most common culprits are worn anti-roll bar drop links or perished anti-roll bar bushes, especially when going over bumps. Sometimes, the top mounts of your struts or even a loose suspension bolt can be the cause. It's best to get the car safely jacked up and inspect these parts for any play or visible damage. Replacing these worn bits usually quiets things down nicely.

• My 2007 Hyundai Coupe 2.0 GLS is having various electrical issues or won't start; could it be the BCM?

  If your 2007 Coupe is acting up with multiple electrical issues like erratic windows, persistent battery drain, or a "no key detected" message preventing it from starting, the Body Control Module (BCM) might be the problem. It controls many electrical functions and can fail due to water ingress or electrical spikes. It's often located behind the driver's side dash. A BCM replacement is complex due to vehicle coding, so specialized repair services are often a good option, as they can fix common faults without requiring full reprogramming.