Free online remap editor Beta test
LTEditor includes PD EDC15 map detection, custom map definitions, 3D views, a full hex editor and saved projects. Free DTC, DPF, EGR and AdBlue solutions on supported ECU software. No paid tier.
Resources for Tuners
Free tools from Llandow Tuning for ECU files, diagnostic lookups and tuning calculations. Upload your files, continue with a free account and return to your saved results.
Tuning tools
Edit ECU files, work with map definitions and checksums, and use free tools for supported tuning solutions.
Upload first, then log in or register to view and download your results.
Map Definition Extractor
Convert supported A2L, A2LZ, A2LC, ECA, KP, OLS, XDF (including 1.80) and BTT2 definitions to WinOLS CSV. Older KP, legacy DRT and EDC15 DAMOS support is experimental. Check the matching binary, limitations and omissions report.
Extract maps to WinOLS CSVFree firmware identification
Identify a firmware file using available ECU, hardware and software evidence. Free for signed-in users.
Identify firmwareECU checksum corrector
Check original and modified raw ECU files and correct supported checksums.
Check ECU filesVAG MD1 oil-pressure patch
Free analysis and patching for supported Volkswagen MD1CS004 and MD1CP004 files. Use a clean original; checksum correction is required before writing.
View support and open the toolFree Solutions
For matching files: BMW Bosch EDC17CP45 DPF-off, EGR-off and AdBlue-off; VAG Bosch EDC17C46 DPF-off, EGR-off and start/stop; Ford Bosch EDC17C70 EGR-off; plus the VAG MD1CS004 / MD1CP004 oil-pressure patch. Options depend on verified file layout and DTC handling.
Open Free SolutionsFree DTC delete
Analyze DTC records in supported raw ECU BIN files, select codes and review shared-record effects. Example profiles include BMW MS43 and EDC17CP45; VAG EDC17C46, MED17.5.2 and PCR2.1; and Ford EDC17C70 / SID208. Free for signed-in users; each file must match a complete supported DTC layout.
Open DTC deleteBinary Tools
Convert supported firmware containers to BIN, recover OLS projects to ECUx, and inspect visible NOREAD markers.
Upload first, then log in or register to view and download your results.
CAT FLS / FL2 / FLS2 to BIN Beta test
Extract supported Caterpillar binary blocks with address or bank information and a conversion report.
Open CAT converterFord / JLR VBF to BIN
Extract supported BIN blocks from Ford, Jaguar and Land Rover VBF firmware.
Open VBF converterBMW 0DA to BIN
Convert BMW SP-Daten calibration files to BIN with address information and a conversion report.
Open BMW 0DA converterVAG FRF / SGO to BIN
Extract BIN blocks and conversion metadata from VAG FRF or SGO firmware.
Open FRF / SGO converterOLS to BIN converter
Extract all validated numbered binary slots from a supported OLS project to a ZIP with SHA-256 hashes and a report. Free for signed-in users.
Extract binary slotsOLS to ECUx converter
Recover readable binary versions and maps from supported tuner-linked or damaged OLS projects. Export ECUx for WinOLS releases with ECUx support.
Convert OLS to ECUxWinOLS NOREAD remover
Replace visible NOREAD markers with matching FF or 00 padding in a separate binary copy.
Inspect NOREAD markersDiagnostic tools and coding
Repair module data, work with immobiliser and coding files, calculate diagnostic access codes or identify ECUs and vehicles.
JLR SDD / IDS access codes
Sign in and enter a Jaguar or Land Rover diagnostic seed to calculate labelled access codes.
Calculate access codesGM/Opel seed key calculator
GM2 and GM5 seed keys. Named GM5 presets: E84, E39/E39A, E78, E80, E82, E92, E98 and E90. Manual algorithm IDs and GM2 seed/key matching are also available.
View supported ECUs and calculatorBMW FRM3 D-Flash to EEPROM
Recover EEPROM files from supported BMW FRM3 D-Flash dumps, or inspect BMW and Jaguar BCM module data.
Open D-Flash repairBMW ISN Extractor
Read BMW engine (DME) and gearbox (EGS) ISN candidates from supported EEPROM files. Compare source records and save a private report.
Open BMW ISN extractorBMW EWS editor
Read and edit VIN, module settings, coding and ten key slots. Review changes and download a separate edited EEPROM copy.
Open EWS editorBMW CAS editor
Edit VIN, power class and stored key data in CAS3 / CAS3+ EEPROM files. Identify BMW CAS, FEM and BDC modules with our illustrated guide.
Open CAS editorBosch ECU lookup
Find the ECU model, family and type from a Bosch part number.
Look up a Bosch ECUBMW VIN lookup
Find vehicle details for BMW, MINI and Rolls-Royce. Sign in to see your result.
Look up a BMW VINCalculators & conversions
Check units and make sense of power, boost and airflow readings.
Power & torque calculators
Convert HP, PS and kW, compare torque units, or calculate power from torque and RPM.
Open calculatorsBoost & pressure converters
Convert pressure and airflow units for boost, vacuum and diagnostic readings.
Convert unitsMAF airflow calculator
Estimate expected airflow and compare it with your scan-tool readings.
Estimate airflowDiagnostic references
Find fault-code information, identify VAG dual-clutch gearboxes or look up SRS and battery/BMS module references.
VAG DSG & S tronic guide
Search gearbox families, identification codes, hybrid variants and diagnostic notes.
Open gearbox guideSRS ECU lookup
Find airbag module part numbers, alternate labels and listed vehicle applications.
Look up an SRS ECUBattery & BMS module lookup
Find listed battery-management module references. Contact us to check the exact enquiry.
Look up a BMS moduleDTC fault code lookup
Search OBD codes, fault names and symptoms by manufacturer, ECU or model.
Log in for detailed diagnostic notes. Find a fault codeData logging
Explore ECU data logging and dyno control software with additional measurement inputs and open data integration.
LTNexus Data Logging Beta test
DID/PID and A2L RAM logging, direct CAN bus inputs and output to WinOLS. LTNexus will use a flat-rate fee, with no per-car fees for advanced RAM logging.
Explore LTNexusLT Dyno
Modern rolling road control with clear dashboards, remote control options, live data and 2WD/4WD modes for compatible installations. Compare runs, organise vehicle history and produce branded reports.
Explore LT DynoWorkshop guides
Technical explanations and advice from our tuning workshop.