Vehicle repairs for your 2004 BMW 540i
The ECU Pro offers affordable mail-in automotive repairs for a 2004 BMW 540i. 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 540i.
Please take note: Your specified vehicle has more than one possible ECU depending on which point in the year it was manufactured. If you are unsure which ECU you have, please contact us with your VIN number.
For M5.2 EWS ECU
ECU Service for 2004 BMW 540i
- Engine temp gauge in red
- DME / ECU internal errors
- Water damage
- DME / EWS Related codes
$159.00 — $650.00
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For ME7.2 EWS ECU
ECU Service for 2004 BMW 540i
- 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
$159.00 — $599.00
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For Diamond Shape Key
Key Service for 2004 BMW 540i
- All keys lost replacements
- Replacement key
- Vehicle not accepting the key
$49.00 — $350.00
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EWS Service for 2004 BMW 540i
- No vehicle crank
- Vehicle not accepting the key
- Vehicle starts and stalls
- EWS Related codes
$159.00 — $499.00
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