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Vehicle repairs for your 2004 BMW 520d

The ECU Pro offers affordable mail-in automotive repairs for a 2004 BMW 520d. Typical repairs include ECU, DME, Keys, and immobilizer systems such as CAS, EWS, and FEM units. Our services are typically 50-70% cheaper than OEM repairs and come with a warranty and free technical support. Contact us today to get your electronic systems repaired on your 2004 BMW 520d.

For EDC15 EWS ECU

ECU Service for 2004 BMW 520d

  • No ECU function or communication with the ECU
  • 7760 Low injector voltage
  • 7749 Low injector voltage
  • Error code for various actuators memorized and non-erasable
  • Water in plug causing pin corrosion
$159.00 — $899.00
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The ECU Pro offers professional 2004 BMW 520d key replacement service. It can be used for all keys lost situations or to make one replacement key. Our 2004 BMW 520d key replacement services are mail-in repairs and 100% plug-and-play.

For Diamond Shape Key

Key Service for 2004 BMW 520d

  • All keys lost replacements
  • Replacement key
  • Vehicle not accepting the key
$49.00 — $350.00
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The ECU Pro offers professional 2004 BMW 520d Electronic Immobilizer (EWS) testing, repairs, and replacement services. All our 2004 BMW 520d EWS repair services are mail-in repairs and 100% plug-and-play. Once installed in your vehicle, no other coding will be required.

EWS Service for 2004 BMW 520d

  • No vehicle crank
  • Vehicle not accepting the key
  • Vehicle starts and stalls
  • EWS Related codes
$159.00 — $499.00
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