Land-Rover Discovery 2.0 SD4 240 hp — Stage 1 file (+25 hp)

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Chip tuning for Land-Rover Discovery 2.0 SD4 240 hp ECU

Land-Rover Discovery (2017) 2.0 SD4 240 hp — premium diesel engine of the passenger segment of the Tata Motors (Jaguar Land Rover) group (Великобритания, 1922). Stage 1 chip tuning raises power from 240 to 265 hp (+25 hp, +10%) and torque from 500 to 550 Nm (+50 Nm). ECU — Bosch MEDC17.9. Flashing method: OBD or Bench depending on the unit's protection. TCU units on this engine: ZF 8HPxx, ZF 9HP48 — each is calibrated with a separate file (torque limiter, shift maps for Stage 1). In the CHIPOK database: 3 configurations · 3 ECU variants. A diesel built in 2017 — the Tricore ECU era; OBD flash works on most production revisions.

Land Rover is part of Tata Motors via Jaguar Land Rover (JLR). Land Rover specialises in premium off-roaders — the Range Rover, Discovery and Defender. The Range Rover is the flagship of the premium SUV segment and an iconic model for the brand. High-output Jaguar diesels power the top F-Pace, XF and XJ variants. Ingenium Diesel is JLR's modern diesel range. DPF/SCR with AdBlue is standard on Euro-6 Jaguar diesels.

The Jaguar community is a premium chip tuning niche in the UK and Europe. High-output Jaguars — the F-Type and F-Pace SVR — offer solid headroom for Stage 1.

Jaguar uses the ZF 8HP, a premium 8-speed automatic.

Frequently asked questions

What power gain do you get after chip tuning the Land-Rover Discovery 2.0 SD4 240 hp?

Stage 1 for the Land-Rover Discovery 2.0 SD4 240 hp adds +25 hp — power increases from 240 to 265 hp (+10%). Torque rises from 500 to 550 Nm (+50 Nm).

What does a Stage 1 remap of the Land-Rover Discovery 2.0 SD4 240 hp include?

Stage 1 chip tuning of the Land-Rover Discovery 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.

Is Stage 1 safe on the high-output Land-Rover Discovery 2.0 SD4 240 hp?

Stage 1 on the powerful Land-Rover Discovery 2.0 SD4 240 hp “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 Land-Rover Discovery?

Stage 2 for the Land-Rover Discovery 2.0 SD4 240 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 Land-Rover Discovery 2.0 SD4 240 hp?

The Land-Rover Discovery 2.0 SD4 240 hp ECU is the Bosch MEDC17.9. Production versions support OBD access; locked variants require Bench (BDM/JTAG).

How many TCU units does the Land-Rover Discovery 2.0 SD4 240 hp have?

The Land-Rover Discovery 2.0 SD4 240 hp comes with 2 different automatic-transmission TCU units: ZF 8HPxx, ZF 9HP48. Each is calibrated with a separate file — torque limit, shift maps and launch control rpm for Stage 1.

What happens to the Land-Rover Discovery warranty after chip tuning?

The factory warranty of the Land-Rover Discovery 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 Land-Rover Discovery take?

On the Land-Rover Discovery 2.0 SD4 240 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 Land-Rover Discovery?

Yes, the original ECU firmware of the Land-Rover Discovery 2.0 SD4 240 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 Land-Rover Discovery?

Stage 1 for the Land-Rover Discovery 2.0 SD4 240 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