Mercedes multiplexer C4 dead MB Star C4 SD Connect Compact 4 not power up solution
Mercedes multiplexer C4 software update to 2016.12 Mercedes benz xentry das sofftware. MB Star C4 SD Connect Compact 4 can do mercedes scn coding offline using mercedes vediamo scn coding software. Some customers may met Mercedes C4 multiplexer is dead, not powering up via any adapter cable problem. Below OBD2Tuning.com sharing Mercedes multiplexer C4 dead MB Star C4 SD Connect Compact 4 not power up solution.
Super SD connect Wireless multiplexer Mercedes sd connect c4
OBD2Tuning.com Mercedes multiplexer C4 dead MB Star C4 SD Connect Compact 4 not power up solution:
NOTE: TRY AT YOUR OEWN RISK!
First open the obd2tuning.com 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.
Then obd2tuning.com Mercedes multiplexer C4 Main PCB screws, Carefully wiggle the PCB off from another, it might be pretty tight, so carefully, side from side!
Disconnect the LAN cable, carefully, pretty easy to break the small clip.
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.
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 China clone MB Star C4 SD Connect Compact 4 from obd2tuning.com of high quality.
OBD2Tuning.com Focus on OBD Tool Since 2008
What;s app: +86-15889512468