C32 AMG, C55 AMG (W203) 2001 - 2007

Starting Issues HELP

Old Mar 29, 2012 | 01:07 PM
  #1  
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C32 AMG
Starting Issues HELP

Hey everybody,

I'm new to the world of Mercedes, and I just picked up a 2003 C32 AMG. I'm loving the car so far! I've been looking around the forums and all, but some of the terms are not very clear to me, sorry for being the annoying noob.

So i'm looking for some help. On odd occasions my car will start just fine, but then the other times it cranks and keeps going, but just won't start. I turn the key back and try it again, and it'll work. But recently, i've had to do this process of turning the key and trying again anywhere from 1-8 times to get the car to start. I'd also like to note that the weather has gotten colder here in toronto, and the colder it is, the worse it gets? Just an observation, maybe it is not relevant at all, but I'd like to give as much info as possible. The car has 140xxx kms.

I've been reading around, and see a lot of people mentioning an issue relating to a CPS or fuel pump issue. I'm not too sure how to diagnose this, so if anyone could help me out, I'd really appreciate it. Any links to DIY are appreciated too, I do know my way around cars with a helpful DIY, no fear there

Thanks in advance!
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Old Mar 29, 2012 | 01:52 PM
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I was having the same issue with my car and it turned out that I needed a new battery. Also started to happen when the weather became cold outside. I had the battery tested at a local automotive parts store and they said it was okay, but when I had a shop test it, it had a bad cell. Check out the battery first, because it will be the cheapest thing to do and then go on to the next step. If you have the original battery it's definitely time for a new one.

Your problem doesn't sound like a cps issue. When my cps went bad, I couldn't start the car at all. I had just run out of gas so I thought it was related to that. After about an hour the car started up just fine. I drove it an automotive parts store to get the code read and left the car running in the parking lot, once I got back the car had died. Apparently when the cps wears out it will over heat and cause the car to turn off.
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Old Mar 29, 2012 | 03:49 PM
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Thanks loudandheard, I'll swing it by a proper mechanic and get them to test it. I'll post when I find out the verdict, hopefully it's just a battery. Don't really feel like putting in serious cash considering I got it a week ago lol.
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Old Mar 29, 2012 | 04:20 PM
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Cps is 50 dollars and is a diy project. I'd start by testing your battery first however. If you hear your fuel pump priming it's probally not a fuel issue
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Old Mar 29, 2012 | 04:50 PM
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uzi67, both of these gentlemen are correct. Check the battery first.

The CPS is not a tough fix but your car is not acting too much like the CPS is failing.
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Old Mar 29, 2012 | 06:35 PM
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Hey guys, first of thanks for the replies.

So I took it by the place I get my oil changed, and they tested the battery. They said the battery is solid, and it looks brand new too. They continued to say that since the vehicle had been sitting in a garage all winter, it could have something to do with that. When I was going to start it back up, the same issue happened! They said it sounded like a starter issue or maybe there was some air in the fuel lines. They ended by saying to basically give it another week and see if the issue resolves on its own.

Any more thoughts on what it could be?

Thanks.
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Old Mar 29, 2012 | 10:33 PM
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Originally Posted by uzi67
Hey guys, first of thanks for the replies.

So I took it by the place I get my oil changed, and they tested the battery. They said the battery is solid, and it looks brand new too. They continued to say that since the vehicle had been sitting in a garage all winter, it could have something to do with that. When I was going to start it back up, the same issue happened! They said it sounded like a starter issue or maybe there was some air in the fuel lines. They ended by saying to basically give it another week and see if the issue resolves on its own.

Any more thoughts on what it could be?

Thanks.
How did they test the battery? Was it a portable battery tester? If so, it may not have the potential to test the battery's deep cycle. What type of battery do you have? You should he able to find a date on the battery.
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Old Mar 30, 2012 | 06:00 PM
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So I checked out the battery, the last owner kindly left the receipts in the glove box. He bought a new Exide battery just one month ago (feb. 29, 2012). So I'm finding it hard to believe it is the battery. I'll have to ask my mechanic to see if they can check the deep cycle or not. I do know that sometimes batteries can come with a dead cell, but based on yesterday's test and the new revelation of it being a month old, i'm doubting it is the battery.

I did notice that beside the battery was a device glowing red, I believe it is some rust preventer or protector, not too sure, it's put on upside down and I have broken ribs so can't really read it well.

This problem is super frustrating (n) it seems to be getting worse, the weather has gotten worse too! Could it be a starter problem?

I'm really stumped on this one
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Old Mar 30, 2012 | 07:37 PM
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Originally Posted by uzi67
So I checked out the battery, the last owner kindly left the receipts in the glove box. He bought a new Exide battery just one month ago (feb. 29, 2012). So I'm finding it hard to believe it is the battery. I'll have to ask my mechanic to see if they can check the deep cycle or not. I do know that sometimes batteries can come with a dead cell, but based on yesterday's test and the new revelation of it being a month old, i'm doubting it is the battery.

I did notice that beside the battery was a device glowing red, I believe it is some rust preventer or protector, not too sure, it's put on upside down and I have broken ribs so can't really read it well.

This problem is super frustrating (n) it seems to be getting worse, the weather has gotten worse too! Could it be a starter problem?

I'm really stumped on this one
Did they read any codes last time you were there? That may be your easiest diagnosis plan.

When my car started to something similar, I read the codes and, plain as day, it told me it was the CPS.
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Old Apr 1, 2012 | 01:07 PM
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I will swing it by the shop tomorrow to get them to scan. The computer isn't saying there are any malfunctions, but hopefully a proper scan will reveal the issue.

One more thing lol...

A sort of click clack ticking noise is coming from the steering column when i start the car, and it goes on for about 1 min. Then stops and the car is fine. Anyone have any previous experiences with this issue at all?

Thanks once again!
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Old Apr 1, 2012 | 02:06 PM
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Originally Posted by uzi67
I will swing it by the shop tomorrow to get them to scan. The computer isn't saying there are any malfunctions, but hopefully a proper scan will reveal the issue.

One more thing lol...

A sort of click clack ticking noise is coming from the steering column when i start the car, and it goes on for about 1 min. Then stops and the car is fine. Anyone have any previous experiences with this issue at all?

Thanks once again!
You may have separate issues going on here. If the sound is coming from the dash, it could the the stepper motor arm. (search for that, there are numerous threads on the subject.)

The stepper would not create a starting problem though.
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Old Apr 2, 2012 | 03:06 PM
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So i swung it by the shop and got them to scan it. I've attached the scan results for you guys to take a look. Basically they referred me to another shop and that shop is saying that it could be a crank shaft sensor or position sensor, but then again they would not know till they checked it out. Here's the catch: They want around $200 to diagnose the issue! So i was hoping that maybe by looking at the scan results you guys could possibly deduce the issue at hand.

I also did some research on the stepper motor arm, I'll probably dismantle the dash to check it out, but later down the road, first i want to solve this embarrassing issue.

Thanks again for the input guys!






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Old Apr 2, 2012 | 03:09 PM
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I can't seem to see the images so here are the URLs if you guys can't either:

http://postimage.org/image/yzt9s1ii9/
http://postimage.org/image/hnsx6lp0x/
http://postimage.org/image/kj60dgt0x/
http://postimage.org/image/flx163gfl/
http://postimage.org/image/sel560s1d/
http://postimage.org/image/rdkwgwb1t/
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Old Apr 2, 2012 | 08:39 PM
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Shelby GT500
First of all get it scanned with STAR.
Your car has a fault in ME-SFI modul. Find out what sort of fault is that.
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Old Apr 22, 2012 | 12:46 PM
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Got it scanned and it turned out to be the cam position sensor according to the shop. Changing it tomorrow!
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Old Apr 22, 2012 | 03:01 PM
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U'll get your car back tomorrow )))
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