Mercedes A 200 136 hp — Stage 1 file (+4 hp)

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Chip tuning for Mercedes A 200 136 hp ECU

Mercedes A (1997 - W168) 200 136 hp — premium petrol engine of the passenger segment of the Mercedes-Benz Group AG (Mercedes-Benz, AMG, Maybach, Smart, EQ) group (Германия, 1926). Stage 1 chip tuning raises power from 136 to 140 hp (+4 hp, +3%) and torque from 190 to 205 Nm (+15 Nm). ECU — Siemens/Continental SIM266. Flashing method: OBD or Bench depending on the unit's protection. The 1997 generation — old-era petrol ECUs (ME7/ME9/MED9/Simos) with easily readable memory.

Smart is Mercedes's city sub-brand, historically running Mitsubishi and Renault engines. Karl Benz is credited as the inventor of the automobile with the 1886 Patent-Motorwagen. The Mercedes three-pointed star symbolises dominance on land, at sea and in the air. Mid-range Mercedes turbo petrol engines are a mainstream Stage 1 subject. On older-generation Mercedes petrol engines, Stage 1 is flashed over OBD without Bench. The Mercedes petrol range spans compacts, premium saloons, SUVs, roadsters and AMG flagships.

Stage 1 on standard mid-range Mercedes petrol engines delivers a noticeable gain. The AMG community is active in Germany, but the protection is the toughest in the industry, so Stage 1 on AMG usually requires Bench. Stage 1 on Mercedes often requires refreshing the adaptations after the flash. The Mercedes factory calibration allows a confident move to Stage 1 without hardware changes. The Mercedes community is active in Europe, with a large pool of available Stage files. Mid-range Mercedes engines are a premium segment with a conservative factory calibration, and Stage 1 preserves engine life. Mercedes prioritises smooth running, and Stage 1 preserves the engine's character.

Frequently asked questions

What is the Stage 1 effect on the Mercedes A 200 136 hp?

The Stage 1 gain for the Mercedes A 200 136 hp is 4 hp (+3%) over the stock 136 hp, for a total of 140 hp. Torque rises from 190 to 205 Nm (+15 Nm).

What is Stage 1 chip tuning for the Mercedes A?

Stage 1 is a software optimization of the factory ECU firmware of the Mercedes A with no hardware changes. The injection, boost, ignition-timing and torque maps are reprogrammed. The gain is +4 hp with no hardware changes.

What is the risk of Stage 1 on the Mercedes A 200 136 hp?

A remap of the Mercedes A 200 136 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 Mercedes A 200 136 hp?

Stage 2 on the Mercedes A 200 136 hp means software + hardware (exhaust, intake, intercooler). The gain depends on the specific hardware combination.

What ECU platform does the Mercedes A 200 136 hp use?

The Mercedes A 200 136 hp is fitted with the Siemens/Continental SIM266 ECU. The read method depends on the unit's protection: OBD, Bench via BDM, or Boot mode.

Does the factory warranty of the Mercedes A remain valid after Stage 1?

After remapping the Mercedes A, 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 Mercedes A?

Reading and writing via OBD takes 25-30 minutes on the Mercedes A. 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 Mercedes A?

Before Stage 1 the original of the Mercedes A 200 136 hp is read out and saved — returning to the factory state is possible at any time.

How much does chip tuning the Mercedes A 200 136 hp cost?

The remap price for the Mercedes A 200 136 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