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Notes on performance tests, brake tests and towing > < Automatic gearbox control unit J217 with driving situation gearshifts (fuzzy logic)
Gear change point variations for grades
Gear change point variations for grades
An additional gear change map automatically selects gear changes for gradients dependent upon accelerator pedal position and driving speed.
l  Gear change map for extreme uphill stretches is matched to engine output
l  Gear change map for extreme downhill stretches is matched to the braking effect of the engine
   

Notes on performance tests, brake tests and towing > < Automatic gearbox control unit J217 with driving situation gearshifts (fuzzy logic)