Audi A1 1.4 TDI EU6 90 hp — Stage 1 file (+25 hp)

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Chip tuning for Audi A1 1.4 TDI EU6 90 hp ECU

Audi A1 (2015 - 8X) 1.4 TDI EU6 90 hp — premium diesel engine of the passenger segment of the Volkswagen Group (VAG) group (Германия, 1909). Stage 1 chip tuning raises power from 90 to 115 hp (+25 hp, +28%) and torque from 230 to 280 Nm (+50 Nm). ECU — Delphi DCM6.2V. Flashing method: OBD or Bench depending on the unit's protection. The 2015 generation — mid-generation diesels on the EDC17 platform with OBD reading support and no need for Bench.

quattro is Audi's signature all-wheel-drive system, introduced in 1980. The four rings in the Audi logo are a legacy of the 1932 Auto Union merger of Audi, Horch, DKW and Wanderer. The Audi community is one of the most active in Europe for chip tuning. The factory calibration of Audi diesels is conservative, leaving headroom for Stage 1. Audi is the originator of mass-market TDI passenger-car engines in Europe. On entry-level low-output Audi diesels, Stage 1 is safe.

On pre-2017 Audi models, Stage 1 is flashed via OBD without bench. Within the VAG group, ECUs are standardised, so a single file often fits a dozen models across Audi/VW/Skoda/Seat. On Audi, Stage 1 usually fits within the standard turnaround time. On low-output Audi engines, Stage 1 is safe without overstressing the hardware. Base TFSI/TDI versions focus on fuel economy; Stage 1 delivers an honest but modest gain. In the Audi city segment, Stage 1 is more about comfort than outright power. On naturally aspirated Audi engines without a turbo, the main effect is on throttle response.

Frequently asked questions

What is the Stage 1 effect on the Audi A1 1.4 TDI EU6 90 hp?

After Stage 1 the power of the Audi A1 1.4 TDI EU6 90 hp rises from 90 to 115 hp, a gain of 25 hp (+28%). Torque rises from 230 to 280 Nm (+50 Nm).

How does Stage 1 differ from stock on the Audi A1?

Stage 1 is a software optimization of the factory ECU firmware of the Audi A1 with no hardware changes. The injection, boost, ignition-timing and torque maps are reprogrammed. The gain is +25 hp with no hardware changes.

Is Stage 1 worth doing on the base Audi A1?

Stage 1 on the base Audi A1 is safe — the factory calibration of low-output engines leaves headroom for software optimization. The gain is modest, but engine life is not affected.

What is Stage 2 for the Audi A1 1.4 TDI EU6 90 hp?

Stage 2 on the Audi A1 1.4 TDI EU6 90 hp means software + hardware (exhaust, intake, intercooler). The gain depends on the specific hardware combination.

What ECU platform does the Audi A1 1.4 TDI EU6 90 hp use?

The Audi A1 1.4 TDI EU6 90 hp is fitted with the Delphi DCM6.2V ECU. The read method depends on the unit's protection: OBD, Bench via BDM, or Boot mode.

Does the factory warranty of the Audi A1 remain valid after Stage 1?

After remapping the Audi A1, the official factory warranty on the engine and gearbox is lost (this applies to any manufacturer when the ECU is modified). CHIPOK guarantees the quality of the calibration and free revisions.

How long is the wait for a Stage 1 remap for the Audi A1?

Reading and writing via OBD takes 25-30 minutes on the Audi A1. Bench reading (BDM/JTAG) takes about 60 minutes plus refitting. Remote file processing at CHIPOK takes 5-30 minutes.

How do you roll back to the factory firmware of the Audi A1?

Before Stage 1 the original of the Audi A1 1.4 TDI EU6 90 hp is read out and saved — returning to the factory state is possible at any time.

How much does chip tuning the Audi A1 1.4 TDI EU6 90 hp cost?

The remap price for the Audi A1 1.4 TDI EU6 90 hp is dynamic and is calculated in the CHIPOK calculator based on the selected options. A credit-based payment model, with no subscription fees.

Last updated: 02.09.2026 · Source: manufacturer technical documentation · Measurements: CHIPOK dyno