Jeep Wrangler 2.8 CRD 177 hp — Stage 1 file (+23 hp)

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Chip tuning for Jeep Wrangler 2.8 CRD 177 hp ECU

Jeep Wrangler (2007 - JK) 2.8 CRD 177 hp — mass-market diesel engine of the passenger segment of the Stellantis group (США, 1941). Stage 1 chip tuning raises power from 177 to 200 hp (+23 hp, +13%) and torque from 360 to 420 Nm (+60 Nm). ECU — Bosch EDC16CP31. Flashing method: OBD or Bench depending on the unit's protection. Diesel engines built in 2007 — the era of classic Common Rail without strong encryption.

Jeep is part of the Stellantis group (formerly FCA). Jeep specialises in four-wheel-drive off-roaders and crossovers. Trail Rated is Jeep's signature certification for off-road capability. DPF/SCR with AdBlue is standard on Euro-6 Jeep diesels. Jeep uses Stellantis MultiJet diesels and Cummins units on the Wrangler/Gladiator. On mid-range Jeep diesels, Stage 1 is noticeable in Nm.

The Jeep community in the US offers a large pool of ready-made Stage files for off-road use. In Europe the Jeep community is growing thanks to the diesel versions. On Jeep diesels, Stage 1 delivers a noticeable torque gain for off-road use. Jeep diesels are popular in Europe for touring and off-road use. Mid-range Jeep — crossovers and compact off-roaders; Stage 1 while preserving engine life.

Frequently asked questions

What is the Stage 1 effect on the Jeep Wrangler 2.8 CRD 177 hp?

Stage 1 chip tuning on the Jeep Wrangler 2.8 CRD 177 hp boosts engine output by 23 hp: from 177 to 200 hp. Torque rises from 360 to 420 Nm (+60 Nm).

What changes in the Jeep Wrangler ECU after Stage 1?

Stage 1 chip tuning of the Jeep Wrangler is a rework of the ECU maps: boost pressure, ignition advance, target lambda and the removal of factory torque limiters. The gain is +23 hp with no hardware changes.

Can you do Stage 1 on the Jeep Wrangler 2.8 CRD 177 hp?

Yes, Stage 1 for the Jeep Wrangler 2.8 CRD 177 hp 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 Jeep Wrangler?

Stage 2 for the Jeep Wrangler 2.8 CRD 177 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 ECU is fitted to the Jeep Wrangler 2.8 CRD 177 hp?

The Jeep Wrangler 2.8 CRD 177 hp ECU is the Bosch EDC16CP31. Production versions support OBD access; locked variants require Bench (BDM/JTAG).

What happens to the Jeep Wrangler warranty after chip tuning?

The factory warranty of the Jeep Wrangler 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 Jeep Wrangler take?

On the Jeep Wrangler 2.8 CRD 177 hp: 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 Jeep Wrangler?

Yes, the original ECU firmware of the Jeep Wrangler 2.8 CRD 177 hp 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 Jeep Wrangler?

Stage 1 for the Jeep Wrangler 2.8 CRD 177 hp 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