SD Connect C4 dead, not power up (customer solution)

Share an easy way to repair sd connect c4 multiplexer if your multiplexer is dead, not powering up via any adapter cable.

NOTE:
TRY AT YOUR OEWN RISK!

First open the MB SD C4 main unit. Slide PCB out a little bit, from the connector side, so you can see the units buttons wiring. Carefully pry the lock out & up, after that you can pull the wiring and PCB out.

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Then Open 4 Main PCB screws, Carefully wiggle the PCB off from another, it might be pretty tight, so carefully, side from side!

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Disconnect the LAN cable, carefully, pretty easy to break the small clip.

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Then you can disconnect the Connector PCB, very carefully, might be really thight! Again slowly from both sides. You now have access to the small Fuses.

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You can use multi-meter to see if they work, usually the LAN connector side 5A is burnt. So desolder the broken one, install new & enjoy your powering up mux again!

This repairing above requires experienced and professional techniques; or you are suggested to buy a cheap clone MB SD Connect C4 of high quality to replace it. Google to get the good one. I helped to put the first site here for you (no affiliation to the vendor)

Mercedes Benz Star C3C4C5 Buying Guide

Mercedes benz star scanner is a very popular auto scanner in the market. However,Many customer are confused to choose when they want to buy one, because there is four version of mb star:Mercedes Benz Star diagnosis C3, benz star c4, MB star Compact C4 and super Mercedes BENZ C5.

So now,i will summarize their similarity and difference,hope it will helpful for customers to choose.

Similarity:

1.Benz star C3/C4 and MB star sd connect c4,Super MB Star c5 use same software.

2.For the hardware, Benz star C3/C4/C5 is same function in diagnosing.

Difference:

1.For the functions, MB star c3 and c4 are almost the same,C4 can do all the works what C3 does and it is the replacement of Compact C3.
Just benz star c4 size is small and weight is light,much convience and the anti‐interrupting ability is better.
One more thing, as customer feedback, the advantage of c3 is can do trucks best.

2.MB starC3, C4 just can support Mercedes Benz cars manufactured after year 2000. Super MB star c5,Benz SD Connect C4 can support all current and new coming MB vehicles.

3.Benz star c3,c4,SD connect C4 update by Harddisk.That means when customer want to update,they need to send back harddisk to supplier,after finish update,then send back to them again or just buy a new HDD.For the long international distance,it may need about 2 weeks can complete one time update,so it is very trouble and inconvience.

Under this suitation,Super mb benz star c5 is release, it is can update through super mb star official web directly, which will be much convience and time saving.

In addition,Super mb star C5 work with W204, W207, W212, 405, 451, 452 and 454. Besides the software c3 and c4 own,it added three more software: SD Media, Xentry and Smart TAN Code.

SD Media: Video and PDF lessons;
Xentry:New software released by Benz Company after 04/2009 by diagnosis new cars. Xentry software for diagnosing W 204,W207 and W212 which C3 and C4 does not support;
Smart TAN Code: Opened special function in DAS program with Smart cars 405/ 451/452/ 454.Besides, it also opened more special functions, such as engineer mode, remove limitations,etc, which Star C3 and Star C4 do not have.

4.Now we turn to MB star SD connect C4 again.MB Star SD connect C4 not only support KL diagnosis and three lines CAN BUS diagnosis, but also support UDS diagnose protocol, Because it have UDS chips. Star C3,C4,c5 don’t have this chip, so they can not support UDS.

The most advantage of SD connect c4 is: It can connect to PC by wireless or Lan cable.So it will be much more convience than Benz star C3/C4/c5.

Besides, Professional Diagnostic Tools Mercedes Diagnostic Tool star SD connect C4 interface components used the military quickly inserted techniques that can support one million times plug, more stably;And all of the its core components adopt new original packaged chip, plus 24 hours fatigue test, to ensure its stable release.

So in all,each version have its advantage,just see which one is most suitable and interested you.

All Benz diagnostic and programming Benz Ecom VS SD C4

New Arrival: Benz Ecom diagnostic and programming tool for newest Benz models. It comes with Dongle and software in the hard disk, activation via remote assistance. Works with newest Benz models instead of old models like MB SD C4.

1.Ecom
Support diagnostic software Xentry, engineering software Vediamo and super DTS Monaco,  it has a than higher access right than SDC4.

Ecom supports the CAN/DoIP protocol, which can be used to diagnose and programming (brushing & writing) for the new car audio and video entertainment systems.

The Mercedes-Benz engineering database of diagnosis / coding / retrofit /flashings is using the Xentry database, so the Mercedes-Benz engineering version depends on the version of Xentry, as long as the database is new, the V4.00 version can be used on new models. compact3 can be used.
SDC4 does not support ODX documents. The latest V5.00 uses eCom to support ODX files. It is recommended to use Ecom, with DoIP function, the speed is faster and more stable.

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2.SD C4
Support the diagnostic software Xentry, DAS software diagnostics, engineering Vediamo,  super DTS Monaco, Xentry and DAS Developer mode etc.

Common Name: Developing Data Engineering Edition After 2010
Version, added a lot of functional restrictions. So everyone will encounter the problem that the vehicle version is too new to enter
the control unit, or entering the control unit and cannot make any special modifications. For example: W204 /212 2012
The instrument is needed to modify the regional language configuration or open other convenient functions. With the increasing number of new car with DoIP protocol, the mb star SDC4 has slowly failed to meet market demand.

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What do you know about SKP-900 key programmer

SKP900 Auto Key Programmer is a very popular product to program universal car keys. And People also have few questions about it, Obd2tool.com sorts out the frequently asked SKP-900 questions. If you have any problem about it, you can write skp-900 reviews.

1.LCD Screen
Original SKP900 car key programmer uses top quality high-resolution LCD display while the clone augocom uses worse quality screen.
2.Operating Speed
Original SKP900 runs faster than the clone; it takes about 10 seconds to load vehicle key programming software while the clone runs very slow and sometimes jump to the main menu list directly.
3.Weight
Original SKP900 weighs heavy than the clone.
4.Main Menu

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5. Vehicle Support
Original SKP900 covers most mainstream Asia,Europe and USA car makes while clone covers mostly Chinese car models.

Top features of the new MB SD C5
1.Support wifi
2.Supported Multi-Language: English/Bulgarian/Danish/Greek/Spanish/French/ltalian/Korean/Polish /Romanuan/Serbo-Croatian/Turkish/Czech/German/Finish/Hyngarian/Japanese/Dutch/Portuguese/Russian/Swedish/Chinese
3.Supports Mercedes Benz Cars & Trucks 2000 up
4.Supports Offline and Online Programming, If you want to do Online programming, you need to order the Online SCN Coding Service

The difference between the new MB SD Connect C5 and SDConnect 4
MB SD Connect Compact 5 performs the same function as MB SD Connect C4 with newer design. The new MB SD Connect C5 has the same case with original Xentry Connect 5 multiplexer Other features are exactly the same as MB SD C4. The new MB SD Connect 5 is cheaper in price than MB SD C4.