Ford Fiesta 1.5 TDCI EU5 120 hp — Stage 1 file (+15 hp)

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Chip tuning for Ford Fiesta 1.5 TDCI EU5 120 hp ECU

Ford Fiesta (2017) 1.5 TDCI EU5 120 hp — mass-market diesel engine of the passenger segment of the Ford Motor Company group (США, 1903). Stage 1 chip tuning raises power from 120 to 135 hp (+15 hp, +12%) and torque from 285 to 320 Nm (+35 Nm). ECU — Bosch EDC17C70. Flashing method: OBD or Bench depending on the unit's protection. The 2017 generation — mid-generation diesels on the EDC17 platform with OBD reading support and no need for Bench.

ST and RS are Ford's performance sub-brands. EcoBoost is Ford's own range of turbocharged engines. Ford Motor Company includes Lincoln as its premium sub-brand. Mid-generation diesel models use standard OBD.

The US Ford community has a large pool of ready-made Stage files for EcoBoost and V8 engines. Stage 1 on TDCi/Transit engines delivers a noticeable torque gain. Cobb Tuning and SCT Tuning are the leading tuning brands for Ford in the US. Mid-range Ford models with EcoBoost are a mainstream chip tuning subject. The Ford Transit and Ranger are Ford's best-selling commercial diesels in Europe.

Frequently asked questions

How many horsepower does the Ford Fiesta 1.5 TDCI EU5 120 hp reach after a remap?

After Stage 1 the power of the Ford Fiesta 1.5 TDCI EU5 120 hp rises from 120 to 135 hp, a gain of 15 hp (+12%). Torque rises from 285 to 320 Nm (+35 Nm).

How does Stage 1 differ from stock on the Ford Fiesta?

Stage 1 is a software optimization of the factory ECU firmware of the Ford Fiesta with no hardware changes. The injection, boost, ignition-timing and torque maps are reprogrammed. The gain is +15 hp with no hardware changes.

What is the risk of Stage 1 on the Ford Fiesta 1.5 TDCI EU5 120 hp?

A remap of the Ford Fiesta 1.5 TDCI EU5 120 hp is safe — the factory calibration in this mid-range class is conservative, leaving genuine headroom for Stage 1 with no hardware changes.

What is Stage 2 for the Ford Fiesta 1.5 TDCI EU5 120 hp?

Stage 2 on the Ford Fiesta 1.5 TDCI EU5 120 hp means software + hardware (exhaust, intake, intercooler). The gain depends on the specific hardware combination.

What ECU platform does the Ford Fiesta 1.5 TDCI EU5 120 hp use?

The Ford Fiesta 1.5 TDCI EU5 120 hp is fitted with the Bosch EDC17C70 ECU. The read method depends on the unit's protection: OBD, Bench via BDM, or Boot mode.

Does the factory warranty of the Ford Fiesta remain valid after Stage 1?

After remapping the Ford Fiesta, 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 Ford Fiesta?

Reading and writing via OBD takes 25-30 minutes on the Ford Fiesta. 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 Ford Fiesta?

Before Stage 1 the original of the Ford Fiesta 1.5 TDCI EU5 120 hp is read out and saved — returning to the factory state is possible at any time.

How much does chip tuning the Ford Fiesta 1.5 TDCI EU5 120 hp cost?

The remap price for the Ford Fiesta 1.5 TDCI EU5 120 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: 31.08.2026 · Source: manufacturer technical documentation · Measurements: CHIPOK dyno