SEAT · MED9.1 ECU · petrol

SEAT LEON MED9.1 tuning files

Here is what the catalog holds for the SEAT LEON on the MED9.1. The matched variants sit between 185 and 330 HP from the factory. 22 distinct variants are catalogued here. Petrol calibration here is about crisp response and a result that holds up day to day. We match the right calibration to your exact software and validate it before delivery.

Upload your file →All LEON coverage

Available solutions

Solutions that apply to the MED9.1 on this petrol platform. The exact set depends on the specific engine and software version.

Stage 1 Stage 2 Swirl Flaps OffLambda / O2OPF/GPF Off

Engine variants & ECU software

22 distinct variants for the SEAT LEON on the MED9.1 ECU. Reference the engine and controller software when you upload.

Variant 1

ECU

Catalog engine: 2000 330HP
Controller brand: BOSCH
ECU: MED9.1
Stock power: 330 HP
ECU SW: 1037400105
ECU HW: 0261S02724
SW upgrade: VWM_134g
Calibration: VWM_134g

Variant 2

ECU

Catalog engine: 2000 16v TFSI 310HP
Generation: 5F Mk2 2017-
Matched gains engine: 2.0TSI Cupra R 310
Controller brand: BOSCH
ECU: MED9.1
Stock power: 310 HP
Stage 1 power: 350 HP
Power increase: +40 HP (+13%)
Stock torque: 380 Nm
Stage 1 torque: 460 Nm
Torque increase: +80 Nm (+21%)
ECU SW: 1037390752
ECU HW: 0261S02220
SW upgrade: Supercopa_SSC5
Calibration: Supercopa_SSC5

Variant 3

ECU

Catalog engine: 2000 16v TFSI 310HP
Generation: 5F Mk2 2017-
Matched gains engine: 2.0TSI Cupra R 310
Controller brand: BOSCH
ECU: MED9.1
Stock power: 310 HP
Stage 1 power: 350 HP
Power increase: +40 HP (+13%)
Stock torque: 380 Nm
Stage 1 torque: 460 Nm
Torque increase: +80 Nm (+21%)
ECU SW: 1037380982
ECU HW: 0261S02220
SW upgrade: SuperCopa_SSC2
Calibration: SuperCopa_SSC2

Variant 4

ECU

Catalog engine: 2000 16V TFSI 265HP
Controller brand: BOSCH
ECU: MED9.1
Stock power: 265 HP
ECU SW: 1037386637
ECU HW: 0261S02337
SW upgrade: 1P0907115C_0020
Calibration: 1P0907115C_0020

Variant 5

ECU

Catalog engine: 2000 16v TFSI 241HP
Controller brand: BOSCH
ECU: MED9.1
Stock power: 241 HP
ECU SW: 1037386637
ECU HW: 0261S02337
SW upgrade: 1P0907115C_0020
Calibration: 1P0907115C_0020

Variant 6

ECU

Catalog engine: 2000 16v TFSI 241HP
Engine code: BWJ
Controller brand: BOSCH
ECU: MED9.1
Stock power: 241 HP
ECU SW: 1037386637
ECU HW: 0261S02337
SW upgrade: 1P0ABT115C_A020
Calibration: 1P0ABT115C_A020

Variant 7

ECU

Catalog engine: 2000 16V TFSI 240HP
Generation: 1P 2005-2012
Matched gains engine: 2.0TFSI Cupra 240
Controller brand: BOSCH
ECU: MED9.1
Stock power: 240 HP
Stage 1 power: 300 HP
Power increase: +60 HP (+25%)
Stock torque: 300 Nm
Stage 1 torque: 420 Nm
Torque increase: +120 Nm (+40%)
ECU SW: 1037381206
ECU HW: 0261S02113
SW upgrade: 1P0ABT115_A010
Calibration: 1P0ABT115_A010

Variant 8

ECU

Catalog engine: 2000 16V TFSI 240HP
Generation: 1P 2005-2012
Matched gains engine: 2.0TFSI Cupra 240
Controller brand: BOSCH
ECU: MED9.1
Stock power: 240 HP
Stage 1 power: 300 HP
Power increase: +60 HP (+25%)
Stock torque: 300 Nm
Stage 1 torque: 420 Nm
Torque increase: +120 Nm (+40%)
ECU SW: 1037501375
ECU HW: 0261S02699
SW upgrade: 1P0907115AB_0010
Calibration: 1P0907115AB_0010

Variant 9

ECU

Catalog engine: 2000 16V TFSI 240HP
Generation: 1P 2005-2012
Matched gains engine: 2.0TFSI Cupra 240
Controller brand: BOSCH
ECU: MED9.1
Stock power: 240 HP
Stage 1 power: 300 HP
Power increase: +60 HP (+25%)
Stock torque: 300 Nm
Stage 1 torque: 420 Nm
Torque increase: +120 Nm (+40%)
ECU SW: 1037384269
ECU HW: 0261S02337
SW upgrade: 1P0907115C_0010
Calibration: 1P0907115C_0010

Variant 10

ECU

Catalog engine: 2000 16V TFSI 240HP
Generation: 1P 2005-2012
Matched gains engine: 2.0TFSI Cupra 240
Controller brand: BOSCH
ECU: MED9.1
Stock power: 240 HP
Stage 1 power: 300 HP
Power increase: +60 HP (+25%)
Stock torque: 300 Nm
Stage 1 torque: 420 Nm
Torque increase: +120 Nm (+40%)
ECU SW: 1037504349
ECU HW: 0261S02699
SW upgrade: 1P0907115AB_0020
Calibration: 1P0907115AB_0020

Variant 11

ECU

Catalog engine: 2000 16V TFSI 240HP
Generation: 1P 2005-2012
Matched gains engine: 2.0TFSI Cupra 240
Controller brand: BOSCH
ECU: MED9.1
Stock power: 240 HP
Stage 1 power: 300 HP
Power increase: +60 HP (+25%)
Stock torque: 300 Nm
Stage 1 torque: 420 Nm
Torque increase: +120 Nm (+40%)
ECU SW: 1037502834
ECU HW: 0261S02724
SW upgrade: 1P0ABT115AC_A010
Calibration: 1P0ABT115AC_A010

Variant 12

ECU

Catalog engine: 2000 16V TFSI 240HP
Generation: 1P 2005-2012
Matched gains engine: 2.0TFSI Cupra 240
Controller brand: BOSCH
ECU: MED9.1
Stock power: 240 HP
Stage 1 power: 300 HP
Power increase: +60 HP (+25%)
Stock torque: 300 Nm
Stage 1 torque: 420 Nm
Torque increase: +120 Nm (+40%)
ECU SW: 1037502834
ECU HW: 0261S02724
SW upgrade: 1P0907115AC_0010
Calibration: 1P0907115AC_0010

Variant 13

ECU

Catalog engine: 2000 240HP
Generation: 1P 2005-2012
Matched gains engine: 2.0TFSI Cupra 240
Controller brand: BOSCH
ECU: MED9.1
Stock power: 240 HP
Stage 1 power: 300 HP
Power increase: +60 HP (+25%)
Stock torque: 300 Nm
Stage 1 torque: 420 Nm
Torque increase: +120 Nm (+40%)
ECU SW: 1037501375
ECU HW: 0261S02699
SW upgrade: 1P0907115AB_0010
Calibration: 1P0907115AB_0010

Variant 14

ECU

Catalog engine: 2000 240HP
Generation: 1P 2005-2012
Matched gains engine: 2.0TFSI Cupra 240
Controller brand: BOSCH
ECU: MED9.1
Stock power: 240 HP
Stage 1 power: 300 HP
Power increase: +60 HP (+25%)
Stock torque: 300 Nm
Stage 1 torque: 420 Nm
Torque increase: +120 Nm (+40%)
ECU SW: 1037382303
ECU HW: 0261S02337
SW upgrade: 1P0907115C_XP30
Calibration: 1P0907115C_XP30

Variant 15

ECU

Catalog engine: 2000 240HP
Generation: 1P 2005-2012
Matched gains engine: 2.0TFSI Cupra 240
Controller brand: BOSCH
ECU: MED9.1
Stock power: 240 HP
Stage 1 power: 300 HP
Power increase: +60 HP (+25%)
Stock torque: 300 Nm
Stage 1 torque: 420 Nm
Torque increase: +120 Nm (+40%)
ECU SW: 1037502834
ECU HW: 0261S02724
SW upgrade: 1P0907115AC_0010
Calibration: 1P0907115AC_0010

Variant 16

ECU

Catalog engine: 2000 16v 200HP
Generation: 1P 2005-2012
Matched gains engine: 2.0TFSI 200
Controller brand: BOSCH
ECU: MED9.1
Stock power: 200 HP
Stage 1 power: 245 HP
Power increase: +45 HP (+23%)
Stock torque: 280 Nm
Stage 1 torque: 380 Nm
Torque increase: +100 Nm (+36%)
ECU SW: 1037387487
ECU HW: 0261S02289
SW upgrade: 1P0907115D_0020
Calibration: 1P0907115D_0020

Variant 17

ECU

Catalog engine: 2000 16V TFSI 200HP
Generation: 1P 2005-2012
Matched gains engine: 2.0TFSI 200
Controller brand: BOSCH
ECU: MED9.1
Stock power: 200 HP
Stage 1 power: 245 HP
Power increase: +45 HP (+23%)
Stock torque: 280 Nm
Stage 1 torque: 380 Nm
Torque increase: +100 Nm (+36%)
ECU SW: 1037387560
ECU HW: 0261S02476
SW upgrade: 1P0907115H_0010
Calibration: 1P0907115H_0010

Variant 18

ECU

Catalog engine: 2000 16V TFSI 185HP
Generation: 1P 2005-2012
Matched gains engine: 2.0TFSI 185
Controller brand: BOSCH
ECU: MED9.1
Stock power: 185 HP
Stage 1 power: 240 HP
Power increase: +55 HP (+30%)
Stock torque: 270 Nm
Stage 1 torque: 360 Nm
Torque increase: +90 Nm (+33%)
ECU SW: 1037377624
ECU HW: 0261S02289
SW upgrade: 1P0907115D_0010
Calibration: 1P0907115D_0010

Variant 19

ECU

Catalog engine: 2000 185HP
Generation: 1P 2005-2012
Matched gains engine: 2.0TFSI 185
Controller brand: BOSCH
ECU: MED9.1
Stock power: 185 HP
Stage 1 power: 240 HP
Power increase: +55 HP (+30%)
Stock torque: 270 Nm
Stage 1 torque: 360 Nm
Torque increase: +90 Nm (+33%)
ECU SW: 1037381206
ECU HW: 0261S02113
SW upgrade: 1P0907115_0010
Calibration: 1P0907115_0010

Variant 20

ECU

Catalog engine: 2000 185HP
Generation: 1P 2005-2012
Matched gains engine: 2.0TFSI 185
Controller brand: BOSCH
ECU: MED9.1
Stock power: 185 HP
Stage 1 power: 240 HP
Power increase: +55 HP (+30%)
Stock torque: 270 Nm
Stage 1 torque: 360 Nm
Torque increase: +90 Nm (+33%)
ECU SW: 1037386675
ECU HW: 0261S02113
SW upgrade: 1P0907115_0040
Calibration: 1P0907115_0040

Variant 21

ECU

Catalog engine: 2000 185HP
Generation: 1P 2005-2012
Matched gains engine: 2.0TFSI 185
Controller brand: BOSCH
ECU: MED9.1
Stock power: 185 HP
Stage 1 power: 240 HP
Power increase: +55 HP (+30%)
Stock torque: 270 Nm
Stage 1 torque: 360 Nm
Torque increase: +90 Nm (+33%)
ECU SW: 1037387419
ECU HW: 0261S02289
SW upgrade: 1P0907115G_0020
Calibration: 1P0907115G_0020

Variant 22

ECU

Catalog engine: 2000 185HP
Generation: 1P 2005-2012
Matched gains engine: 2.0TFSI 185
Controller brand: BOSCH
ECU: MED9.1
Stock power: 185 HP
Stage 1 power: 240 HP
Power increase: +55 HP (+30%)
Stock torque: 270 Nm
Stage 1 torque: 360 Nm
Torque increase: +90 Nm (+33%)
ECU SW: 1037386890
ECU HW: 0261S02361
SW upgrade: 1P0907115F_0040
Calibration: 1P0907115F_0040

Related vehicles

Other vehicles built on the MED9.1 controller or the same engine — handy when a platform spans several models and makes.

Questions, answered.

Which tuning solutions are available for the SEAT LEON on the MED9.1?

Stage 1, Stage 2, Swirl Flaps Off, Lambda / O2, OPF/GPF Off. The exact set depends on the specific engine and software version.

Do you cover the MED9.1 ECU software on this model?

Yes — the SEAT LEON on the MED9.1 ECU is part of the catalog. Upload your original file and it is matched to the right calibration before any work is done.

How is the file delivered?

Through the TuningBay workflow with operator validation and one safe, sensible result per job. Files we deliver, we stand behind.