Optimized Stage 1 transmission (TCU) tuning for VW Transporter T5 2.0 TDI CR (180PS) with DSG7 DQ500 gearbox. Based on software ST3A0P0000000, this file improves clutch pressure logic, gear timing and shift smoothness, especially under load. Perfect for commercial vans or performance-enhanced towing. Exported as partial map data.