Volkswagen T5 1.9 TDI — intercooler and calibration testing
An F-MIC intercooler was fitted to a VW T5 1.9 TDI, charge-air pipes were repaired, and several calibrations were tested.
This 2006 Volkswagen T5 1.9 TDI had already been tuned elsewhere, but its boost pipes sometimes came loose under load. AutoChip fitted an F-MIC intercooler and replaced several sections with quality silicone and aluminium pipes. Inspection also found a damaged pipe near the turbocharger that was allowing compressed air to escape.
With the upgraded cooling system and the standard ECU file, the dyno recorded about 100 hp and 250 Nm. A more aggressive calibration was then tested, reaching up to 160 hp and 427 Nm. The owner did not want to run the engine at that level, so the setting was reduced.
The final measurements for the selected setup were approximately 151–152 hp and 360–365 Nm. Repeat runs were close, with small variations also observed as temperatures rose. The customer therefore received the milder setting, not the most powerful version tested.
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