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    OBD Tuning
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    054-830 480
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    OBD Tuning

    Sweden's leading expert center for automotive electronics. We offer professional ECU tuning, control unit repair and diagnostics with 12-month warranty.

    Services

    • Engine Tuning
    • ECU Repair
    • Instrument Cluster
    • SRS / Airbag
    • Immobilizer

    Database & Tools

    • ECU Database
    • Fault Code Analysis
    • Diagnostik
    • Fault Code Analysis

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    Visit us

    Gjuterigatan 29, Karlstad

    Call us

    054-830 480

    Email us

    service@obdtuning.se

    © 2026 OBD Tuning Karlstad. All rights reserved.

    Home
    News

    News

    Workshop news

    New module cases, common fault patterns and practical tips.

    Bosch MD1CS199 engine control unit
    Cloning
    8 May 2026

    Bosch MD1CS199

    When the MD1CS199 fails it is rarely just an ECU question. We look at start conditions, immobiliser data and the right donor before anything is transferred.

    Read more
    Volvo CEM module
    Repair
    4 May 2026

    Volvo CEM: when electrical faults are not random

    Battery drain, central locking and starting problems often point back to the same node. Here are the signals we look for first.

    Read more
    BMW CAS module
    Cloning
    29 Apr 2026

    BMW CAS: donor without correct sync only creates new problems

    CAS, DME and key data must speak the same language. We explain why a half-correct donor often costs more in the end.

    Read more
    Ford Focus IPC instrument cluster
    Diagnostics
    22 Apr 2026

    Ford IPC: when the instrument cluster hides the root fault

    Flickering panels, lost start status and strange network errors often start in the communication layer, not in the display.

    Read more

    Archive

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    • May 20262
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