C36 AMG, C43 AMG (W202) 1995 - 2000

C43 '55' swap thread

Old Jun 12, 2015 | 10:02 AM
  #451  
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12' W204 C63 AMG coupe "T-Rex", 12' W451 Smart Fortwo Pulse (99' W202 C43 AMG + Ultima Can-Am sold)
I doubt you would feel the difference. Just my 2p
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Old Jun 12, 2015 | 01:25 PM
  #452  
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05 c55 silver, 98 Imperial Red C43
I would assume that at the end of the day it all comes down to the ecu.

You can have better cams and what not but if its not tuned right you might not be using all the motors potential.

There really arent many(if any) dyno results to prove how a c43 with a 5.4 puts the power down with a stock ecu....

I have no idea how much power my car is putting down right now. I havent seen a dyno from a c43 with a 2002 ml55 motor.

It should be between 340-360 at the motor and up to 370-380tq
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Old Jun 19, 2015 | 03:57 AM
  #453  
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Some international market M113.980 engines has the front smog pump under the front AMG plastic cover.
My euro C43 does not have this round black pump installed as my car only has 2x o2 sensors.
My question is ONLY for you who don't have this pump on your engine which means your car has less poluting restrictions than other market cars.

# Do intake manifold gasket differ between engines fitted with a smog pump and engines NOT fitted with this smog pump?
The partsnumber I have found for an intake manifold gasket is A113 141 09 80.

# What engine has this gasket fitted, the smog engine or non smog engine

# A113 141 09 80 manifold gasket is it the same partsnumber for left/right side fittings?


You can see the attached picture where this pump is installed.

Last edited by KJI3jflarryfe93; Aug 6, 2015 at 08:19 AM.
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Old Jun 19, 2015 | 06:49 AM
  #454  
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2000 (W202 C200) & 2000 (W202 C55)
Smog pump gaskets should be differ than non-Smog pump,

if Engine comes with Smog pump & Shut-off valves, the gaskets should comes different,

gaskets are the same for both sides,,


*gaskets with Smog pump & Shut-off valves(with holes), #: "113 141 09 80"

C43 '55' swap thread-1131410980.jpg

*gaskets without Smog pump & Shut-off valves(without holes), #: "113 141 13 80"

C43 '55' swap thread-1131411380.jpg

ZAYED,,
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Old Jun 19, 2015 | 02:59 PM
  #455  
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Originally Posted by cm60k
Smog pump gaskets should be differ than non-Smog pump,

if Engine comes with Smog pump & Shut-off valves, the gaskets should comes different,

gaskets are the same for both sides,,


*gaskets with Smog pump & Shut-off valves(with holes), #: "113 141 09 80"

Attachment 311785

*gaskets without Smog pump & Shut-off valves(without holes), #: "113 141 13 80"

Attachment 311786

ZAYED,,
thanks for clearing this out my brother

do you have the smogpump on your car?
maybe you have euro specifications?
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Old Jun 19, 2015 | 03:18 PM
  #456  
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Yeah, I have Euro/Japanese spec., it's actually came with Smog pump & Shut-off valves, but i cancelled them..

ZAYED,,
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Old Jun 19, 2015 | 03:41 PM
  #457  
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Originally Posted by cm60k
Yeah, I have Euro/Japanese spec., it's actually came with Smog pump & Shut-off valves, but i cancelled them..

ZAYED,,
do you have 4x o2 sensors and CEL light in cluster?

I have only 2x o2 sensors and no CEL light in cluster
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Old Jun 19, 2015 | 03:50 PM
  #458  
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I think (4) O2 sensors with cluster CEL for U.S only,,

Euro/Japanese/South Africa got (2) O2 sensors without cluster CEL..!

ZAYED,,
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Old Jun 19, 2015 | 04:13 PM
  #459  
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Originally Posted by cm60k
I think (4) O2 sensors with cluster CEL for U.S only,,

Euro/Japanese/South Africa got (2) O2 sensors without cluster CEL..!

ZAYED,,

yeah, we have the same stuff = 2x o2 sensors and no cluster CEL, less problems with polution malfunctions
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Old Jun 22, 2015 | 09:44 PM
  #460  
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Originally Posted by PJmak
I would assume that at the end of the day it all comes down to the ecu.

You can have better cams and what not but if its not tuned right you might not be using all the motors potential.

There really arent many(if any) dyno results to prove how a c43 with a 5.4 puts the power down with a stock ecu....

I have no idea how much power my car is putting down right now. I havent seen a dyno from a c43 with a 2002 ml55 motor.

It should be between 340-360 at the motor and up to 370-380tq
In my friends car, the stock C43 ECU (with 5.4l swap) did 285 rwhp and 310 torque with a near perfect A/F. He sent his ECU to SpeedTuning USA to have them flash a E55 Performance map onto the ECU. The results under similar conditions on the dyno were 280 rwhp and 292 torque. The A/F was way off as well. Second run was 257 rwhp and 300 torque, A/F being way off again.

He went back to the stock C43 ECU tune.
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Old Jun 22, 2015 | 10:13 PM
  #461  
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2000 (W202 C200) & 2000 (W202 C55)
Welcome back Rik,

Yeah, happened to my friend's C43/55 either, he end it up with stock C43 ECU..!

ZAYED,,
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Old Jun 23, 2015 | 12:10 AM
  #462  
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05 c55 silver, 98 Imperial Red C43
How much is that at the motor??

Also what tune is out there for our stock ecu with a 5.4 that would actually increase the figures?

Excuse my lack of knowledge on the subject

Last edited by PJmak; Jun 23, 2015 at 12:15 AM.
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Old Jun 23, 2015 | 12:14 PM
  #463  
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No problem,

until this moment; i didn't see any significant increase with HP/TQ with ECU tune, tried many tuners for C43/C43/55 swap, they gives foolish #s, with 0 gain or less than stock..!,

dyno is not always prove for increasing #s, advertising is the main POINT>!<

i think the better ECU/TCU tune just for models from 01, with ME2.8/EGS52..!!??!!

ZAYED,,
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Old Jun 23, 2015 | 04:22 PM
  #464  
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Originally Posted by cm60k
No problem,

until this moment; i didn't see any significant increase with HP/TQ with ECU tune, tried many tuners for C43/C43/55 swap, they gives foolish #s, with 0 gain or less than stock..!,

dyno is not always prove for increasing #s, advertising is the main POINT>!<

i think the better ECU/TCU tune just for models from 01, with ME2.8/EGS52..!!??!!

ZAYED,,

tuners will only take your money and probably give you nuthin' but sh-t!
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Old Jul 20, 2015 | 09:23 PM
  #465  
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05 c55 silver, 98 Imperial Red C43
A friend just got a 98 c43 with a 5.4 swap and the car is mint.

The car pulls a lot nicer and it has a almost perfect throttle response. Its is very linear and fast compared to mine.

Im trying to figure out why my car lags every time i press the throttle.

I can press the pedal and wait a second or so before the car starts pulling. It has power but it lags. The throttle on my friends car is amazing. It always pulls no matter what rpm

Is it time for a new MAF or maybe throttle response sensor?
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Old Jul 21, 2015 | 05:10 AM
  #466  
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did you neglect servicing your car for a long time?
if you only drive her and NOT service her, she will eventually fail on you!

did you change the wear n tear parts?
plugs, maybe wires, MAF, maybe you have a vaccum leak somewhere, clogged fuelfilter etc etc?
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Old Jul 22, 2015 | 06:11 AM
  #467  
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12' W204 C63 AMG coupe "T-Rex", 12' W451 Smart Fortwo Pulse (99' W202 C43 AMG + Ultima Can-Am sold)
As Denis says, have you serviced recently the C43? A MAF does wear out. I changed mine and it made a difference. Fuel filter also needs to be changed from time to time, specially if you use cheap gas from supermarkets, etc.
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Old Jul 22, 2015 | 06:57 PM
  #468  
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05 c55 silver, 98 Imperial Red C43
I changed the fuel filter recently but i dont think the MAF was ever changed.

I did my swap less than 5k ago and i did all the basic maintenance.

Im gonna swap mafs with my friend and see if it makes a difference
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Old Jul 23, 2015 | 02:53 PM
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05 c55 silver, 98 Imperial Red C43
The car idles poorly and wants to die when i disconnect the MAF

Is this normal?
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Old Aug 8, 2015 | 03:02 PM
  #470  
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when you put the stick in D while standing still waiting for take off.
what's the correct RPM's?
is it 500 RPM - 750 or maybe 900 RPM's?

is it good if needle sometimes drops to 500 RPM's?

does RPM in stand still differ between stock C43 engine and after a 55 engine swap or is it still the same RPM's like the above numbers for both engines, stock vs engine swap?

how would you describe the characteristics between both engines?
is c43 engine mellow yellow and 55 engine is ferocius filled with short temper?
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Old Aug 21, 2015 | 11:02 AM
  #471  
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'99 C43, '12 C63, '13 E350, '14 Sprinter
If anyone is looking for a donor motor, I came across this today:
http://sacramento.craigslist.org/pts/5169102539.html
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Old Aug 22, 2015 | 04:34 AM
  #472  
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Originally Posted by SDR
If anyone is looking for a donor motor, I came across this today:
http://sacramento.craigslist.org/pts/5169102539.html
I wish I could find something like that at that asking price in my part of the woods...
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Old Aug 22, 2015 | 03:27 PM
  #473  
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05 c55 silver, 98 Imperial Red C43
You can fid them.for that price around NorCal all day.

I got mine for 1200 with 113k
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Old Aug 24, 2015 | 06:40 PM
  #474  
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Originally Posted by PJmak
You can fid them.for that price around NorCal all day.

I got mine for 1200 with 113k
change your maf man
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Old Aug 24, 2015 | 07:34 PM
  #475  
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05 c55 silver, 98 Imperial Red C43
I tried friends whics is fairly new and it made no difference on my car
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