Hyundai Sonata 2.0 CVVT 150 hp — Stage 1 file (+35 hp)

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Chip tuning for Hyundai Sonata 2.0 CVVT 150 hp ECU

Hyundai Sonata (2009 - YF) 2.0 CVVT 150 hp — mass-market hybrid engine of the passenger segment of the Hyundai Motor Group group (Корея, 1967). Stage 1 chip tuning raises power from 150 to 185 hp (+35 hp, +23%) and torque from 385 to 435 Nm (+50 Nm). This engine ships with different ECU variants: Siemens/Continental SIM2K-242, Siemens/Continental SIM2K-245. The flashing method is determined by the specific unit: OBD, Bench or Boot mode. In the CHIPOK database: 2 configurations · 2 ECU variants.

N is Hyundai's performance division (i30 N, Elantra N, Kona N). IONIQ is a dedicated full-EV Hyundai line. Hyundai PHEV variants combine a T-GDI engine with an electric motor. Full-EV Hyundais keep the inverter and BMS locked.

Within Hyundai Motor Group, ECUs are partly shared, so Hyundai files often work on Kia. The Hyundai community in Eastern Europe has a large pool of ready-made Stage files. The Hyundai community has a large pool of ready-made Stage files for CRDi and T-GDI engines. Mid-range Hyundai engines are a mainstream chip tuning subject in Eastern Europe.

Frequently asked questions

How much horsepower does Stage 1 add for the Hyundai Sonata 2.0 CVVT 150 hp?

Stage 1 for the Hyundai Sonata 2.0 CVVT 150 hp adds +35 hp — power increases from 150 to 185 hp (+23%). Torque rises from 385 to 435 Nm (+50 Nm).

What does a Stage 1 remap of the Hyundai Sonata 2.0 CVVT 150 hp include?

Stage 1 is a software optimization of the factory ECU firmware of the Hyundai Sonata with no hardware changes. The injection, boost, ignition-timing and torque maps are reprogrammed. The gain is +35 hp with no hardware changes.

What is the risk of Stage 1 on the Hyundai Sonata 2.0 CVVT 150 hp?

A remap of the Hyundai Sonata 2.0 CVVT 150 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 Hyundai Sonata 2.0 CVVT 150 hp?

Stage 2 for the Hyundai Sonata 2.0 CVVT 150 hp is Stage 1 plus hardware changes: a downpipe, a larger intake and a performance intercooler. The gain is considerably higher, but it requires professional component selection.

Which control units is the Hyundai Sonata 2.0 CVVT 150 hp built with?

The Hyundai Sonata 2.0 CVVT 150 hp comes with 2 ECU variants: Siemens/Continental SIM2K-242, Siemens/Continental SIM2K-245. Calibration is done for the specific unit after the revision is identified.

Does the factory warranty of the Hyundai Sonata remain valid after Stage 1?

After remapping the Hyundai Sonata, 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 Hyundai Sonata?

Reading and writing via OBD takes 25-30 minutes on the Hyundai Sonata. 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 Hyundai Sonata?

Before Stage 1 the original of the Hyundai Sonata 2.0 CVVT 150 hp is read out and saved — returning to the factory state is possible at any time.

How much does chip tuning the Hyundai Sonata 2.0 CVVT 150 hp cost?

The remap price for the Hyundai Sonata 2.0 CVVT 150 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