Mercedes Axor 1823 231hp (170kW) 810Nm — Stage 1 file (+34 hp)

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Chip tuning for Mercedes Axor 1823 231hp (170kW) 810Nm ECU

Mercedes Axor (I (2005+)) 1823 231hp (170kW) 810Nm — 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 231 to 265 hp (+34 hp, +15%) and torque from 810 to 930 Nm (+120 Nm). Diesel engines built in 2005 — the era of classic Common Rail without strong encryption.

4MATIC all-wheel drive is Mercedes' signature system, fitted to most models. 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. The factory calibration on Mercedes diesels is conservative, leaving headroom for Stage 1 while preserving engine life. DPF/SCR with AdBlue is standard on all Euro-6 Mercedes diesels. On older Mercedes diesels, Stage 1 is flashed over OBD with no complications.

Mercedes is one of the most protected brands in the chip tuning industry in terms of encryption. The Mercedes community in Europe has a large pool of available Stage files for the standard models. In the Mercedes commercial segment, Stage 1 focuses on torque. On modern high-output Mercedes, Bench reading is often required because of the encryption. The Mercedes premium segment is a high-output platform with Stage 2 potential. High-output Mercedes engines are premium-class with solid headroom for Stage 1.

Frequently asked questions

How much horsepower does Stage 1 add for the Mercedes Axor 1823 231hp (170kW) 810Nm?

Stage 1 for the Mercedes Axor 1823 231hp (170kW) 810Nm adds +34 hp — power increases from 231 to 265 hp (+15%). Torque rises from 810 to 930 Nm (+120 Nm).

What does a Stage 1 remap of the Mercedes Axor 1823 231hp (170kW) 810Nm include?

Stage 1 chip tuning of the Mercedes Axor is a rework of the ECU maps: boost pressure, ignition advance, target lambda and the removal of factory torque limiters. The gain is +34 hp with no hardware changes.

Is Stage 1 safe on the high-output Mercedes Axor 1823 231hp (170kW) 810Nm?

Stage 1 on the powerful Mercedes Axor 1823 231hp (170kW) 810Nm “lifts” the factory limiters with no hardware changes. The gain is noticeable in the mid and upper range. There is headroom left for moving to Stage 2 (downpipe + intake + intercooler).

How much does Stage 2 add on the Mercedes Axor?

Stage 2 for the Mercedes Axor 1823 231hp (170kW) 810Nm 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.

What happens to the Mercedes Axor warranty after chip tuning?

The factory warranty of the Mercedes Axor 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 Axor take?

On the Mercedes Axor 1823 231hp (170kW) 810Nm: 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 Axor?

Yes, the original ECU firmware of the Mercedes Axor 1823 231hp (170kW) 810Nm 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 Axor?

Stage 1 for the Mercedes Axor 1823 231hp (170kW) 810Nm 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: 31.08.2026 · Source: manufacturer technical documentation · Measurements: CHIPOK dyno