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    Can anyone work this out ? MAP sensor fault code

    Hello everyone, it's been a while. Just by way of update, I have now replaced the whole engine harness with a good used unit that had the oil arrestor fitted from about 3 year old (probably as part of recall or service fitment) and is absolutely bone dry of oil and the only thing of note is that...
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    W208 Diagnostic Tool

    Yes, it would need a laptop. Mine runs Windows XP and you would need a serial port on the back of the correct type. I hope this helps.
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    W208 Diagnostic Tool

    I use the MB Carsoft 7.4 multiplexer and have the 38 pin connector as your car. This unit will read and tell you the codes on all the necessary circuits, but won't do programming. If this is what you are after, it's worth a try...
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    Are A208 CLK 230 used spares drying up or am I asking for the impossible ?

    Much as I can see what you are saying Rob, if that is the case, it seems crazy to me that I am seeing complete engines being advertised for as little as £200 - £250, and the few looms I am seeing are nearly half the cost of the engine. I don't have issues with paying the £100 or so for a loom...
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    Are A208 CLK 230 used spares drying up or am I asking for the impossible ?

    I have indeed tried Dronsfields and they are one of the ones that have gone silent on me. I have looked at the link for autosparks and this maybe an option, but for the fact that I could probably buy a whole car for spares for the cost of the remade loom.
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    Are A208 CLK 230 used spares drying up or am I asking for the impossible ?

    Hello Everyone, I am trying to find a replacement used engine harness for my A208 CLK circa 2000. Mine has suffered the oil wicking issue from the cam magnet and has hit the ECU and just about every plug in the harness so it seems and even after cleaning the plugs, still seeps back out after...
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    Can anyone work this out ? MAP sensor fault code

    Hello Oldspanners and thank you once again for your input. I thought it best to get Christmas and New year out of the way before I started again with this saga and have had a personal tragedy with losing my Mother to COVID. Things are still up in the air, but re addressing this to take my mind...
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    Can anyone work this out ? MAP sensor fault code

    Here we are, back again ... Ok, I have had a chance to have another look at this car. I swapped out the recirculating air flap and the self same issue occurs. Same error code: P2004-001 High pressure sensor Signal - Short circuit to plus/open circuit (P0108) Same scenario also .. fault code...
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    Can anyone work this out ? MAP sensor fault code

    Hello Flyinspanner, welcome to the discussion. The fault codes I am getting is from Carsoft 7.4. This seems to be able to diagnose all faults on this car and the only thing it doesn't do is codings. I have spoke to MercMedic here in Surrey previously and they basically tell me the sky is the...
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    Can anyone work this out ? MAP sensor fault code

    I have got to say oldspanners, I love your determination .. very inspiring:) Ok, where we are at with this. The battery is about 8 days old (I had to replace it as it died and wouldn't accept a charge after the car had sat for a year out of disgust). The gear selector also died, (but that's a...
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    Can anyone work this out ? MAP sensor fault code

    The original ECU did record this fault oldspanners, which tells me there is an issue with this car itself. Backpinning the ECU as fitted is fine, but as this has the type which locks to the ignition barrel and steering lock, means I can't turn on the ignition with the wrong ECU fitted. The key...
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    Can anyone work this out ? MAP sensor fault code

    This is where I really start considering scrapping this car .. Based on my knowledge and experience, I thought it was high time I applied some logic to this situation. Firstly, in answer to your point oldspanners, I have checked the EPC and indeed, the ECU as replaced is the same one it left the...
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    Can anyone work this out ? MAP sensor fault code

    Mercedes Wiring Diagram 2 ME by clk2000 posted Nov 9, 2020 at 11:23 PM I appreciate your time on this oldspanners, I really do. From the wiring diagram (which I have enlarged for you) .. the teeing point you reference is indeed the positive supply for the 4.5v feed to the MAP (B28) and Altitude...
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    Can anyone work this out ? MAP sensor fault code

    ok .. now I am totally confused. I thought I would run the carsoft on the ME system after disconnecting and let the computer tell me the differences. I disconnected the MAF and the error I got was exactly the same as the MAP sensor (short to positive). I guess this could mean that the MAP sensor...
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    Can anyone work this out ? MAP sensor fault code

    Mercedes Wiring Diagram ME by clk2000 posted Nov 9, 2020 at 2:46 AM Ok everyone, I have found a wiring diagram for this W208 :) It seems that the 5v rail supplies 3 units. That is the Pressure sensor (MAP), the Altitude Sensor (which I take to be the sensor for the secondary air supply - same...
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    Can anyone work this out ? MAP sensor fault code

    Hello Oldspanners, I understand what you mean in regards checking with something like a bulb, but the issue I'm having which made me check is my EML is on and even after reset, comes back immediately I turn the ignition off and on again. I'm not at my diag computer right now to give the full...
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    No engine management light

    Hello Peter, If it were me, I would be looking possibly towards an earth wire on the instrument cluster maybe cut ? The one that feeds the warning lights would knock them all out whereas to tamper with each positive wire from each sensor would be a major job. If several lights are out, for my...
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    Can anyone work this out ? MAP sensor fault code

    Hello ajls, You have a valid possibility, but for one small thing. The earth is supplying positive, rather than any break of either polarity. Just to make the issue more interesting, Earth has continuity at the same time as being live, so what I have is that the MAP sensors are receiving both...
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    Can anyone work this out ? MAP sensor fault code

    Hello everyone, After much tinkering and replacement of the main ECU on my 2000 CLK 230 to the correct one for the car, I have one of the original error codes coming up - P0108. I have disconnected both the MAP sensors and done voltage checks and I find that I have a 4.5V positive on the earth...
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    Can anyone assist me ? - Help Required for ECU

    Just by way of update, I have contacted places that do cloning to see if just the security coding could be programmed and they tell me it's all settings or nothing. As it appears that even if I changed the EEPROM there is a chance that I would just import a C230 settings. I have decided to...


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