Mercedes Atego 816 156hp (115kW) 610Nm — Stage 1 file (+25 hp)

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Chip tuning for Mercedes Atego 816 156hp (115kW) 610Nm ECU

Mercedes Atego (I) 816 156hp (115kW) 610Nm — premium diesel engine of the commercial segment of the Mercedes-Benz Group AG (Mercedes-Benz, AMG, Maybach, Smart, EQ) group (Германия, 1926). Stage 1 chip tuning raises power from 156 to 181 hp (+25 hp, +16%) and torque from 610 to 700 Nm (+90 Nm).

The Mercedes-Benz Group AG (Daimler AG until 2022) comprises Mercedes-Benz, AMG, Maybach, Smart and the EQ line. AMG is the performance division of Mercedes (since 1967), building engines on the 'one man, one engine' principle in Affalterbach. Mercedes is one of the most protected brands in the chip tuning industry in terms of encryption. DPF/SCR with AdBlue is standard on all Euro-6 Mercedes diesels. Mid-generation diesel models use standard OBD read/write. Mercedes diesels are known for smooth, quiet running, a hallmark of the premium segment.

The AMG community is active in Germany, but the protection is the toughest in the industry, so Stage 1 on AMG usually requires Bench. 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. 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.

Frequently asked questions

How much does the power of the Mercedes Atego 816 156hp (115kW) 610Nm increase after Stage 1?

After Stage 1 the power of the Mercedes Atego 816 156hp (115kW) 610Nm rises from 156 to 181 hp, a gain of 25 hp (+16%). Torque rises from 610 to 700 Nm (+90 Nm).

How does Stage 1 differ from stock on the Mercedes Atego?

Stage 1 chip tuning of the Mercedes Atego is a rework of the ECU maps: boost pressure, ignition advance, target lambda and the removal of factory torque limiters. The gain is +25 hp with no hardware changes.

Can you do Stage 1 on the Mercedes Atego 816 156hp (115kW) 610Nm?

Yes, Stage 1 for the Mercedes Atego 816 156hp (115kW) 610Nm stays within the factory limits for boost pressure, knock and temperature. On a healthy engine with a serviced turbo and injectors there is no risk.

How much does Stage 2 add on the Mercedes Atego?

Stage 2 on the Mercedes Atego 816 156hp (115kW) 610Nm means software + hardware (exhaust, intake, intercooler). The gain depends on the specific hardware combination.

What happens to the Mercedes Atego warranty after chip tuning?

The factory warranty of the Mercedes Atego does not remain valid after Stage 1 — the manufacturer withdraws its obligations once the ECU software is changed. CHIPOK provides its own warranty on its work and support.

How long does remapping the Mercedes Atego take?

On the Mercedes Atego 816 156hp (115kW) 610Nm: OBD flash 25-30 minutes, Bench (if required) about an hour. The file processing itself takes 5-30 minutes once the original bin is received.

Is the original file kept when chip tuning the Mercedes Atego?

Yes, the original ECU firmware of the Mercedes Atego 816 156hp (115kW) 610Nm is kept and can be flashed back at any time. Returning to stock via OBD takes 25-30 minutes.

What is the price of a Stage 1 remap for the Mercedes Atego?

Stage 1 for the Mercedes Atego 816 156hp (115kW) 610Nm is paid for with CHIPOK credits (1 cr = 1 €). The final amount is set in the calculator, taking the extra options (off functions) into account.

Last updated: 01.09.2026 · Source: manufacturer technical documentation · Measurements: CHIPOK dyno