Manifold/header/muffler/tail Pipe Problems of Mercedes Benz C230

Mercedes Benz C230 owners have reported 7 problems related to manifold/header/muffler/tail pipe (under the engine and engine cooling category). The most recently reported issues are listed below.

1 Manifold/header/muffler/tail Pipe problem of the 2006 Mercedes Benz C230

Failure Date: 01/08/2016

My first incidence was driving and the steering would all of a sudden get stiff like it needed power steering fluid or something. Check it wasn't the fluid (this happened a few month ago I thought hmmm probably just something freaky) then 1/8/16 riding down the busy interstate highway the car acceleration just left. I pressed the accelerator to the floor but no speed. It was extremely scary. I had the car checked out. . . It's the classic problem I never heard of until today. ( intake manifold tumble flap) some plastic junk on an expensive car. If I wanted a junk car I would've went to the "junk yard" paid like 250. And be done with it. I'm very disappointed and angry. I'm glad my kids wasn't in the car and it wasn't a horrific outcome. Now I can't do anything with the car right now because it's expensive to repair for such a cheap piece that shouldn't have never been on it and because #1 I'm on a fixed income #2 I still have to pay for it. But what does mb care about that. . . . Its just a product to them, a money maker.

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2 Manifold/header/muffler/tail Pipe problem of the 2006 Mercedes Benz C230

Failure Date: 10/21/2015

Engine light comes on. There is a manufacturing issue with the intake manifold. The plastic actuating rods broke causing the internal flappers to stick out. This can suck into the engine and cause major damage to valves and engine head. Mercedes benz should not have used plastic rods that break. Mercedes should replace the intake manifold as no cost to the customer.

3 Manifold/header/muffler/tail Pipe problem of the 2007 Mercedes Benz C230

Failure Date: 02/10/2015

The contact owns a 2007 Mercedes Benz C230. While driving approximately 55 mph, the vehicle failed to shift into any other gear after the check engine warning indicator illuminated. The contact pulled over and powered the vehicle off and back on; however, the failure persisted. The vehicle was towed to the dealer. The technician diagnosed that the intake manifold and exhaust manifold fractured. Also, the technician stated that the transmission module failed and needed to be replaced. The vehicle was not repaired. The manufacturer was not made aware of the failure. The approximate failure mileage was 109,000.

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4 Manifold/header/muffler/tail Pipe problem of the 2006 Mercedes Benz C230

Failure Date: 12/13/2013

"attempting to speed up from stop to 45 mph and rpms rose above 5000 to 6000 and car would not speed up past 35 mph. I tried flooring the accelerator but nothing happened. No response at all past 35 mph". My car does not accelerate as it should. I went to a auto shop and they said I have an intake manifold problem.

5 Manifold/header/muffler/tail Pipe problem of the 2006 Mercedes Benz C230

Failure Date: 12/21/2011

After having the check engine light come on, we took the car to the dealership we purchased it from to perform a diagnostic after receiving codes p0170 and p0173 (mb codes 2092/2096) which mb classifies as "mixture in right / left cylinder bank is too rich when idling" and were told we would need to replace the intake manifold for $2110. The explanation we received (verbal only as they refused to describe the problem in writing after asking multiple times) was that a bushing that controls the air flow valves was worn. They could not provide a reason as to what would cause this wear considering the bushing is internal to the control valves. They also could not tell me which specific side this leak was coming from. Since the intake manifold is one large component we would need to replace the entire thing. The car is five years old so roughly just over 12k miles per year and already major components are failing. This is from the same dealer (mb georgetown, texas) who once told us our brakes (rotors and pads) were all bad and needed to be replaced. We took it to a trusted mechanic and only needed to replace the front pads as they were getting close to being worn out. We now need a second opinion since I simply do not trust them. The information they provided was "provide estimate to replace intake manifold for vacuum leak at $2110. Air leak coming from intake tumble flap assembly. ".

6 Manifold/header/muffler/tail Pipe problem of the 2006 Mercedes Benz C230

Failure Date: 08/13/2009

The contact owns a 2006 Mercedes Benz C230. The contact stated that the engine misfired and the engine warning light illuminated on the instrument panel. The contact took the vehicle to the dealer who replaced the intake manifold and cam sensor, but the failure recurred. The contact was waiting for a representative from the manufacturer to process a complaint. The failure mileage was 29,000 and the current mileage was 92,000.

7 Manifold/header/muffler/tail Pipe problem of the 2003 Mercedes Benz C230

Failure Date: 06/23/2003

The contact owns a 2003 Mercedes Benz C230. The contact stated that there was an excess of smoke coming from the tail pipe, blinding the contacts view of vehicle following. The vehicle then began to lose power abnormally and was moved from the roadway where it was towed to the dealer. The dealer advised that an engine valve had melted into two pieces and a piece of the valve was found in the manifold. The vehicle was not repaired. The failure mileage and current mileages were 90,000.

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Other Common Engine And Engine Cooling related problems of Mercedes Benz C230



C230 Service Bulletins
C230 Defect Investigations