Tuning
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Getting Started
Things you need
- KWP2000+ OBD cable
- KWP2000+ flashing software
- TunerPro
- XDF file for the revision of ECU you are using. If you wish to use a different version software than your car came with, read this carefully.
- XDF for M-box.
- ECUFix (optional, some kwp flashing software will do checksumming for you)
Fueling
- KRKTE - primary fueling
- KVB - fuel consumption (MPG in cluster)
- MLHFM - compensating for MAF housing diameter
- KFLDBTS - requested lambda for component protection when calculated EGT is above TABGBTS (may require a lower TABGBTS if your MAF is not 100% compensated for in MLHFM)
- LAMFA - requested lambda when calculated EGT is below TABGBTS
Boost
- KFMIRL - specified load
- FLKDHBN - maximum requested pressure ratio
- LDRXN - maximum specified load
- KFTARX - IAT correction for maximum specified load
Timing
- KFZW/KFZW2 - primary timing maps. ME7.1 has a two point variable cam timing system; there is a table for each cam timing state.
Other niceties
Speed limiter
- VAVMX/VMAX - Speed limiter
Rev limiter
- NMAX - RPM limit
- NLLM - idle RPM