Lexus IS ECU remapping

42 files available

About remapping

The Lexus IS accounts for 42 files in our catalogue, dominated by the 220d diesel including the D-CAT variant, with the 2.0T petrol and the naturally aspirated 250 also present. It is a premium compact saloon with electronics very different from the European norm, specific to the Toyota group.

Stage 1 accounts for 30 files, accompanied by 13 EGR off and 11 DPF off: a high proportion reflecting the known points of the 220d. The ECUs are Denso with their own references such as the RX703200 and the 76F00XX, a long way from the Bosch units common in the European market.

Model highlights

  • 30 Stage 1 files, with the 220d diesel as the dominant engine.
  • 13 EGR off and 11 DPF off files, a high proportion on this model.
  • Coverage of the D-CAT variant and the 2.0T and 250 petrol versions.
  • Denso ECUs with proprietary references (RX703200, 76F00XX).

Fuel split

Diesel: 29 (78%)Petrol: 8 (22%)

Engines

220dTurbo-Diesel15
2.2 DTurbo-Diesel5
OtrosTurbo-Diesel4
2.2dTurbo-Diesel4
2.0TTurbo-Petrol3
200T1
220Turbo-Diesel1
2.2DTurbo-Diesel1
250Petrol1
300Petrol1
5.01
5.0L V81
IS220d 2.2 16v D-CATDiesel1
IS220d 2.2 16v D-CAT - 177hpDiesel1
ISF 5.0 v8Petrol1
2.0VVTIPetrol1

ECUs

RX703200 11DENSO 676F00XX 5UNKNOWN 2175822773(CAN) 28966353F60 12750363410FAM0X10MOD0X17 1175822773 1UNDEFINED 1

ECU manufacturers

Denso 41Delphi 1

Available services

Stage 1 · 30EGR off · 13DPF off · 11Speed limiter removal · 4Pops & bangs · 2Stage 2 · 1

Remapping services

Stage 1

Optimising the original map with no hardware changes: more power and torque, full reliability.

EGR off

EGR valve management to reduce soot issues and improve response.

DPF off

Particulate filter solution: no more regenerations or blockage warnings.

Speed limiter removal

Removal of the factory speed limiter.

Pops & bangs

Pops & bangs exhaust effect (on lift-off and gear changes).

Stage 2

Remap for vehicles with mechanical upgrades (intake, exhaust, intercooler…).

Why remap with Repromatronic

  • More power and torque with engine-safe tuning
  • Sharper throttle response and nicer driving
  • Potential fuel savings in normal driving
  • Files built from the original and 100% reversible
  • Made by technicians with thousands of projects behind them

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Frequently asked questions

What is particular about remapping a Lexus?

It carries Denso ECUs with references proprietary to the Toyota group, different from the Bosch or Siemens units common in Europe. It requires specific files and tooling.

What is the 220d's D-CAT system?

It is Toyota's own exhaust gas treatment system for this engine. It appears specifically in our catalogue and has its own particularities in the management.

Do you cover the petrol versions?

Yes, both the 2.0T turbo and the naturally aspirated 250 are present, although the bulk of the IS catalogue corresponds to the 220d.

Data comes from our project history. Exact availability is confirmed when you request the file.

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