Volkswagen Golf 4 - 1997 - 2003 1.9 TDI 115hp Stage 1 Chip Tuning · ECU Remap
Catalog reference — not a measured result for this vehicle.
Catalog reference: power 115 → 145 bhp, difference +30 bhp (26%); torque 285 → 360 Nm. Actual results depend on vehicle condition and measurement.
Figures are typical ranges; exact results depend on the vehicle's hardware and dyno measurement.
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Volkswagen Golf 4 - 1997 - 2003 1.9 TDI 115hp
Book an appointment Find a centreReversible: Yes, the original software is kept
Volkswagen Golf 4 - 1997 - 2003 1.9 TDI 115hp — Stage 1 Remap
Stage 1 re-calibrates the ECU software — boost, fuelling and ignition maps — within the factory hardware's safe tolerances. No hardware changes are required.
DPF Delete, EGR Delete, AdBlue / SCR Delete
Volkswagen Golf 4 - 1997 - 2003 1.9 TDI 115hp — Software deactivation of the diesel particulate filter (DPF/FAP) functions and fault codes. Verified software is used for AdBlue / SCR Delete, NOx Sensor Delete and EGR Delete fault solutions.
Solutions for this vehicle
Volkswagen Golf 1.9 TDI Stage 1: all generations →
Stage 1 Remap
Software that optimises the engine's power and torque maps within safe limits.
EGR Delete
Software deactivation of the exhaust gas recirculation (EGR) valve control and fault codes.
DPF Delete
Software deactivation of the diesel particulate filter (DPF/FAP) functions and fault codes.
AdBlue / SCR Delete
Software deactivation of the AdBlue/SCR dosing system and its fault/warning functions.
DTC / Fault Code Removal
Switching off selected diagnostic trouble codes (DTC) in the ECU software.
Where can this be done near you?
Prime Chiptuning applies the software at its own centres in Türkiye. Abroad, our partners carry out the work with the same files, and workshops can order the file directly.
About the VW Group 1.9 TDI (pump-duse and VE pump)
The 1.9 TDI is one of the longest-serving diesels in the Volkswagen Group, fitted to the Golf, Passat, Octavia, Leon, A3 and A4 in unit-injector (PD) form and, earlier, with a distributor (VE) pump. Its simple architecture and robust block make it an engine that responds well to a remap.
How a Stage 1 remap works on the Volkswagen Golf 4 1.9 TDI 115hp
A Stage 1 remap on this engine recalibrates injection duration, injection timing and boost pressure together. Torque arrives noticeably earlier in the rev range, so overtaking and hill climbs need fewer downshifts. On PD versions the condition of the camshaft and injectors has a direct effect on the result.
Pre-remap checklist
- Unit injector and camshaft wear, common at high mileage.
- Variable-geometry turbo vanes free of sticking.
- EGR valve and intake manifold soot build-up.
- Clutch and dual-mass flywheel condition; extra torque can cause slip.
Catalogue figures assume a healthy engine with its original turbo; an engine that needs maintenance should be serviced first.
This section is based on Prime Chiptuning workshop experience; the power and torque figures come from the catalogue measurement above.
ECUs used in Volkswagen vehicles
If you know your ECU family, its page lists exactly which solutions are available for it.
Volkswagen Golf — Power Calculator
| Engine | Power | Gain |
|---|---|---|
| 1.6 FSI 110hp | 110 → 120 bhp | +10 bhp |
| 1.6i 16v 105hp | 105 → 115 bhp | +10 bhp |
| 1.8i 20v 125hp | 125 → 135 bhp | +10 bhp |
| 1.8T 20v GTI 150hp | 150 → 192 bhp | +42 bhp |
| 1.8T 20v GTI 180hp | 180 → 192 bhp | +12 bhp |
| 1.9 SDI 68hp | 68 → 80 bhp | +12 bhp |
| 1.9 TDI 100hp | 100 → 140 bhp | +40 bhp |
| 1.9 TDI 110hp | 110 → 140 bhp | +30 bhp |
| 1.9 TDI 130hp | 130 → 170 bhp | +40 bhp |
| 1.9 TDI 150hp | 150 → 190 bhp | +40 bhp |
| 1.9 TDI 90hp | 90 → 120 bhp | +30 bhp |
| 2.0i 8v 115hp | 115 → 125 bhp | +10 bhp |