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How vehicle ECU mail-in repairs work?

The ECU Pro offers an affordable mail-in ECU repair service. To have your unit repaired, simply remove the ECU and mail it to us. Our professional team will either test, repair, or clone your unit.

To get the ECU repair process started on your vehicle, you can:

  1. Send your current ECU and key.
  2. We will run a full diagnostic test on your ECU.
  3. A repair or replacement ECU will be offered, which you can decide on.

Our mail-in service is 100% plug-and-play and doesn't require any additional coding.

Related ECU services

Vehicle mail in repair service. Get a professional replacement at a fraction of the OEM price. Fast and easy repairs.

M5.2

  • Engine temp gauge in red
  • DME / ECU internal errors
  • Water damage
  • DME / EWS Related codes
View service
Vehicle mail in repair service. Get a professional replacement at a fraction of the OEM price. Fast and easy repairs.

ME7.2

  • DME / EWS Related codes
  • Engine temp gauge in red
  • No ECU function or communication with the ECU
  • Water damage
  • DME RAM self-test checksum errors
  • Throttle errors on vehicle
View service
Vehicle mail in repair service. Get a professional replacement at a fraction of the OEM price. Fast and easy repairs.

ME9.2

  • No ECU function or communication 
  • Intermitted failure of various components (e.g. throttle)
  • Intermitted ECU Failure
  • Engine misfire 
View service
Vehicle mail in repair service. Get a professional replacement at a fraction of the OEM price. Fast and easy repairs.

MEV9.2

  • No ECU function or communication with the ECU
  • Cylinder burning time too short
  • Ignition circuit misfire cylinder
  • BSD line communication fault
  • Water damaged DME
  • Valvetronic failure
View service
Vehicle mail in repair service. Get a professional replacement at a fraction of the OEM price. Fast and easy repairs.

MEVD17.2 - N55 Engine

  • No ECU function or communication with the ECU
  • Valvetronic failure
  • Cylinder burning time too short 
  • No ignition spark on one cylinder
View service
Vehicle mail in repair service. Get a professional replacement at a fraction of the OEM price. Fast and easy repairs.

MEVD17.2.4

  • No ECU function or communication with the ECU
  • Valvetroniv failure
  • Cylinder burning time too short
  • No ignition spark on one cylinder 
View service
Vehicle mail in repair service. Get a professional replacement at a fraction of the OEM price. Fast and easy repairs.

MEVD17.2.5

  • No ECU function or communication with the ECU
  • Valvetroniv failure
  • Cylinder burning time too short
  • No ignition spark on one cylinder 
View service
Vehicle mail in repair service. Get a professional replacement at a fraction of the OEM price. Fast and easy repairs.

MEVD17.2.8

  • No ECU function or communication with the ECU
  • Valvetroniv failure
  • Cylinder burning time too short
  • No ignition spark on one cylinder 
View service
Vehicle mail in repair service. Get a professional replacement at a fraction of the OEM price. Fast and easy repairs.

MEVD17.2.9

  • No ECU function or communication with the ECU
  • Valvetroniv failure
  • Cylinder burning time too short
  • No ignition spark on one cylinder 
View service
Vehicle mail in repair service. Get a professional replacement at a fraction of the OEM price. Fast and easy repairs.

MS41

  • DME / EWS Related codes
  • Engine temp gauge in red
  • No ECU function or communication with the ECU
  • DME RAM self-test checksum errors
  • Electronic throttle controller
View service
Vehicle mail in repair service. Get a professional replacement at a fraction of the OEM price. Fast and easy repairs.

MS42

  • DME / EWS Related codes
  • Engine temp gauge in red
  • No ECU function or communication with the ECU
  • Water damage
  • DME RAM self-test checksum errors
View service
Vehicle mail in repair service. Get a professional replacement at a fraction of the OEM price. Fast and easy repairs.

MS43

  • DME / EWS Related codes
  • Engine temp gauge in red
  • No ECU function or communication with the ECU
  • DME RAM self-test checksum errors
  • Electronic throttle controller errors
View service
Vehicle mail in repair service. Get a professional replacement at a fraction of the OEM price. Fast and easy repairs.

MS45

  • DME / EWS Related codes
  • Engine temp gauge in red
  • No ECU function or communication with the ECU
  • DME RAM self-test checksum errors
View service
Vehicle mail in repair service. Get a professional replacement at a fraction of the OEM price. Fast and easy repairs.

MSD80

  • No ignition spark on one cylinder
  • 30BA or 30BB injection valve error
  • Water damaged DME
  • DME internal error
  • Water damage
View service
Vehicle mail in repair service. Get a professional replacement at a fraction of the OEM price. Fast and easy repairs.

MSD81

  • No ignition spark on one cylinder
  • 30BA or 30BB injection valve error
  • Water damaged DME
  • DME internal error
  • Valvetronic failure
View service
Vehicle mail in repair service. Get a professional replacement at a fraction of the OEM price. Fast and easy repairs.

MSD85.3

  • No ignition spark on one cylinder
  • Water damaged DME
  • BSD communication fault: 2E7C
  • Oil condition sensor fault code 2E9F
  • DME internal error
View service
Vehicle mail in repair service. Get a professional replacement at a fraction of the OEM price. Fast and easy repairs.

MSS50

  • DME / EWS Related codes
  • Water damage
  • DME / ECU internal errors
  • No ECU function or communication with the ECU
  • DME RAM self-test checksum errors
View service
Vehicle mail in repair service. Get a professional replacement at a fraction of the OEM price. Fast and easy repairs.

MSS54

  • DME / EWS Related codes
  • ECU internal errors
  • No ECU function or communication with the ECU
  • DME RAM self-test checksum errors
View service
Vehicle mail in repair service. Get a professional replacement at a fraction of the OEM price. Fast and easy repairs.

MSV70

  • No ignition spark on one cylinder
  • Valvetronic failure
  • Corrupted DME coding
  • No communication with DME / ECU
  • Water damage
View service
Vehicle mail in repair service. Get a professional replacement at a fraction of the OEM price. Fast and easy repairs.

MSV90

  • No ignition spark on one cylinder
  • 12474 or 12475 injection valve 1,2,3,4,5,6 error
  • 30BA or 30BB injection valve 1,2,3,4,5,6 or motor DME internal error
  • 2E7C BSD communication fault
  • 2E9F oil condition sensor fault code
  • Valvetronic failure
  • Corrupted DME coding
  • No communication with DME / ECU
  • Water damage
View service

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