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ECU DME Swap | BMW Forum - BimmerFest BMW Forums easy path to bad dme ecu fix I had success getting just an ECU DME and matching EWS from salvage yard in Phoenix Less than $50 Then I get an uncut EWS key from Ebay for $12 Remove swap out my ESW DME with salvage yard units Swap the transponder remote unit in my BMW key fob with new one from ebay Use AK90+ to program the new transponder
E90 cranks but wont start, no communication with DME Didn't sit right and pricey so towed back home to start investigating ourselves So problem seemed to be that with no communication with DME and no power at fuses 37,38,39 something is wrong in DME relay circuit up so worked through those circuits So we: Replaced battery to brand new BMW battery so that part should be ok
[SOLVED] FEM . DME replacement - BimmerFest BMW Forum The ECU are correctly connecty and responding but cant code the EWS To do this i use the replacement procedure use by BMW, select DME and execute the operation but the engine didnt run stay with "DME data record ; Variant monitoring" So i swap the FME with the new key, engine start but i dont have the right VIN KM and nothing work
Bad DME? | BMW Forum - BimmerFest BMW Forums Could be a bad DME, bad wiring, missing supply or ground The answer below the codes states that the valvetronic motor killed the DME output but I don't think that's the case since there is another message stating that the position sensor isn't readable, which is not related to the motor issue Plus the DME outputs are well protected
[E39] EWS DME Programming - BimmerFest BMW Forum EWS must have inentical ISN code with DME and after every start another rolling code is changed , when EWS and DME have identical ISN amd some missaligment ocurred you need to reset DME to accept exsiting EWS rolling code - in your case may be integration levels are different and this makes problem after some starts
DME Coding with E-sys - BimmerFest BMW Forum after updating DME do I need to update EGS (automatic transmission)? In bmw e series after the DME update the car does not run - you need to do EWS synchonization, and how is the F - series? the car engine will start after the DME update? e-sys 3 27 enough to update DME, the last full PSdZData, cabel enet? no ista, no icom? good instrucion ?
Wat is een DME-regeleenheid? - BimmerFest BMW Forum DME controleert alle inkomende gegevens door deze te vergelijken met de reactie van de rest van het systeem Als een defecte sensor onrealistische gegevens levert, vervangt DME deze door vooraf ingestelde standaardwaarden Als een bougie defect raakt, onderbreekt DME onmiddellijk de brandstoftoevoer naar deze cilinder om motorschade te voorkomen
E92 335i Possible Fried DME Electrical Issue - BimmerFest BMW Forum C) DME Grounds, X6454; D) Location of Fuse Carrier A8680 DME Main Relay K6300 in E-box; E) Connector View of DME Main Relay K6300 Socket; F) Location of F06 10Amp fuse in E-box Hopefully, this will get you started Please answer the questions above, and let us know if we can suggest tests methods, provide further ISTA info, etc
2acc 2acb N54 335i RWD Crank, no start. (INACTIVE) The two DME Main Relay codes, 2ACB 2ACC, suggest there is a power supply issue related to those 3 fuses 3100 is a secondary code, as Boost Activation is switched off due to primary fault (DME Supply issue)