Modern engine management systems have huge capabilities for both performance upgrades (ECU remapping) and fault diagnosing (fault diagnostics/code reading).
Turner Race Developments have dealer level diagnostic equipment, for performing health checks, fault finding and new component coding.
We are an official APR dealer and can provide their full suite of ECU upgrades and associated hardware, for all modern VAG makes and models.
Diesel Particulate Filter regeneration is also possible in house.