Mercedes Sprinter Start Error Repair Service - Immobilizer and ECU Sync

Our Mercedes Sprinter Start Error Repair Service is designed to resolve the common "START ERROR" problem in Mercedes Sprinter models, often caused by immobilizer and ECU synchronization issues. This service ensures your vehicle components work seamlessly together without the need for costly replacements.

• Service Covers:

  • Testing and re-sync of the ECU and immobilizer (SKREEM/WSP module)
  • Clearing immobilizer-related fault codes
  • Plug-and-play setup with no additional programming required if keys are intact
  • Replacement and programming of new transponders if needed

• Compatible Models:

  • Mercedes Sprinter (2001 - 2006) with CR1, CR2, or CR3 ECUs, T1N W901 series with TEMIC immobilizer systems

• Common Issues Addressed:

  • "START ERROR" message on the dashboard
  • No start or immobilizer-related issues
  • ECU and immobilizer desynchronization

• Components Required for Service:

  • Existing key(s)
  • ECU (found near or behind the glove compartment)
  • WSP (located at the rear of the instrument cluster)

• Service Benefits:

  • Cost-effective solution compared to dealership replacements
  • Retains original vehicle data (VIN, mileage, etc.)
  • 6-month warranty included for assured quality

Please note : We only support CR1 and CR2 ecu’s.
If you have a Dodge or CR3 ecu this is not supported.

Please see how to identify CR1/CR2 below :