Your vehicle’s exhaust system plays a crucial role in its performance and safety. One often-overlooked component is the manifold, either the exhaust manifold or the intake manifold, and it’s essential to be aware of the signs of a cracked manifold. Cracked manifolds aren’t always easy to identify, but they can cause serious damage to your exhaust if not dealt with.
Here are eight signs of cracked manifolds that you should look out for.
Unusual Exhaust Noise
If you’ve noticed a strange hissing, ticking, or tapping sound coming from your vehicle’s engine, especially during acceleration, it could be a telltale sign of a cracked exhaust manifold. Don’t dismiss these noises; they’re your vehicle’s way of saying it needs attention.
Exhaust Residue
A quick visual inspection around the manifold area can reveal black soot or exhaust residue. If you see this buildup, it’s a clear indication of a leak caused by a crack in the manifold. This is a sign that should not be ignored, as exhaust leaks can pose health risks.
Decreased Engine Performance
A cracked intake manifold can disrupt the air-fuel mixture, resulting in a noticeable drop in engine performance. You might experience reduced power, poor acceleration, and lower fuel efficiency. Don’t let your vehicle struggle; get it checked out.
Check Engine Light
A cracked manifold can trigger the check engine light on your dashboard. Cracked manifolds can trigger a warning in the fuel-oxygen mixture. Don’t ignore the check engine light! When it comes on, it’s usually an indication of a serious issue.
Unpleasant Smells
If exhaust gases leak near the engine compartment due to a cracked exhaust manifold, you may detect burning smells or exhaust fumes in and around your vehicle. These odors are a sign that something isn’t right with your exhaust system.
Engine Misfires and Rough Idling
A cracked intake manifold can lead to engine misfires, rough idling, or hesitation during acceleration. These symptoms can affect your vehicle’s overall performance and need immediate attention.
Reduced Fuel Efficiency
Keep an eye on your fuel consumption. A cracked manifold can disrupt the air-fuel mixture, resulting in decreased fuel efficiency. Regularly filling up at the gas pump when you shouldn’t? It’s time to investigate.
Emissions Test Failures
A cracked exhaust manifold can increase emissions, causing your vehicle to fail emissions tests. Ensure your vehicle meets environmental standards and have it inspected if you suspect a cracked manifold.
Repair Cracked Manifolds at Lou’s Custom Exhaust
Being aware of these signs can save you from costly repairs down the road and keep your vehicle running efficiently and safely. Cracked manifolds are just one of the exhaust issues that can arise, but we can handle all of them at Lou’s Custom Exhaust!
