Kia Rio 1.4 CRDI EU5 90 hp — Stage 1 file (+20 hp)

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Chip tuning for Kia Rio 1.4 CRDI EU5 90 hp ECU

Kia Rio (2011) 1.4 CRDI EU5 90 hp — mass-market diesel engine of the passenger segment of the Hyundai Motor Group group (Корея, 1967). Stage 1 chip tuning raises power from 90 to 110 hp (+20 hp, +22%) and torque from 220 to 270 Nm (+50 Nm). This engine ships with different ECU variants: Delphi DCM3.7AP, Bosch EDC17C57. The flashing method is determined by the specific unit: OBD, Bench or Boot mode. In the CHIPOK database: 4 configurations · 2 ECU variants. The 2011 generation — mid-generation diesels on the EDC17 platform with OBD reading support and no need for Bench.

Kia is a Korean carmaker, part of the Hyundai Motor Group. Kia is positioned alongside Hyundai, with an emphasis on styling and a sporty character. The Stinger is Kia's performance saloon with a turbo V6. The factory calibration on Hyundai diesels is conservative, leaving headroom for Stage 1.

On older-generation Hyundais, Stage 1 goes in over OBD without Bench. The Hyundai community in Eastern Europe has a large pool of ready-made Stage files. Within Hyundai Motor Group, ECUs are partly shared, so Hyundai files often work on Kia. Low-output Hyundai engines are city units, and Stage 1 is safe. On naturally aspirated Hyundai engines, the main effect is on throttle response.

Frequently asked questions

What power gain do you get after chip tuning the Kia Rio 1.4 CRDI EU5 90 hp?

After Stage 1 the power of the Kia Rio 1.4 CRDI EU5 90 hp rises from 90 to 110 hp, a gain of 20 hp (+22%). Torque rises from 220 to 270 Nm (+50 Nm).

How does Stage 1 differ from stock on the Kia Rio?

Stage 1 is a software optimization of the factory ECU firmware of the Kia Rio with no hardware changes. The injection, boost, ignition-timing and torque maps are reprogrammed. The gain is +20 hp with no hardware changes.

Is Stage 1 worth doing on the base Kia Rio?

Stage 1 on the base Kia Rio 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 Kia Rio 1.4 CRDI EU5 90 hp?

Stage 2 on the Kia Rio 1.4 CRDI EU5 90 hp means software + hardware (exhaust, intake, intercooler). The gain depends on the specific hardware combination.

Which control units is the Kia Rio 1.4 CRDI EU5 90 hp built with?

The Kia Rio 1.4 CRDI EU5 90 hp comes with 2 ECU variants: Delphi DCM3.7AP, Bosch EDC17C57. Calibration is done for the specific unit after the revision is identified.

Does the factory warranty of the Kia Rio remain valid after Stage 1?

After remapping the Kia Rio, 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 Kia Rio?

Reading and writing via OBD takes 25-30 minutes on the Kia Rio. 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 Kia Rio?

Before Stage 1 the original of the Kia Rio 1.4 CRDI EU5 90 hp is read out and saved — returning to the factory state is possible at any time.

How much does chip tuning the Kia Rio 1.4 CRDI EU5 90 hp cost?

The remap price for the Kia Rio 1.4 CRDI EU5 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: 30.08.2026 · Source: manufacturer technical documentation · Measurements: CHIPOK dyno