AUDI · MED17.5.21 ECU · petrol

AUDI A3 MED17.5.21 tuning files

Tuning file coverage for the AUDI A3 running the MED17.5.21 ECU. The matched variants sit between 105 and 140 HP from the factory. There are 26 distinct variants on file for this combination. It is a petrol platform, tuned for response and clean power delivery. We match the right calibration to your exact software and validate it before delivery.

Upload your file →All A3 coverage

Available solutions

Applicable work for the MED17.5.21 on this petrol. The available set firms up once the exact engine and software are known.

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

Engine variants & ECU software

26 distinct variants for the AUDI A3 on the MED17.5.21 ECU. Reference the engine and controller software when you upload.

Variant 1

ECU

Catalog engine: 1400 140HP
Engine code: CPTA
Generation: 8V Mk1 2012-2016
Matched gains engine: 1.4 TFSI (CHPA-CPTA) 140
Controller brand: BOSCH
ECU: MED17.5.21
Stock power: 140 HP
Stage 1 power: 170 HP
Power increase: +30 HP (+21%)
Stock torque: 250 Nm
Stage 1 torque: 300 Nm
Torque increase: +50 Nm (+20%)
SW upgrade: 04E906016AC_6190
Calibration: 04E906016AC_6190

Variant 2

ECU

Catalog engine: 1400 122HP
Engine code: CXSA
Generation: 8P Mk2 2008-2012
Matched gains engine: 1.4 TSI 122
Controller brand: BOSCH
ECU: MED17.5.21
Stock power: 122 HP
Stage 1 power: 145 HP
Power increase: +23 HP (+19%)
Stock torque: 200 Nm
Stage 1 torque: 250 Nm
Torque increase: +50 Nm (+25%)
ECU SW: 5674
ECU HW: 04E906016DM
SW upgrade: 04E906016DM_5674
Calibration: 04E906016DM_5674

Variant 3

ECU

Catalog engine: 1400 122HP
Engine code: CMBA
Generation: 8V Mk1 2012-2016
Matched gains engine: 1.4TSI (CMBA-CPVA) 122
Controller brand: BOSCH
ECU: MED17.5.21
Stock power: 122 HP
Stage 1 power: 155 HP
Power increase: +33 HP (+27%)
Stock torque: 200 Nm
Stage 1 torque: 270 Nm
Torque increase: +70 Nm (+35%)
ECU SW: 1037533281
ECU HW: 0261S07726
SW upgrade: 04E906016J_4908
Calibration: 04E906016J_4908

Variant 4

ECU

Catalog engine: 1400 122HP
Engine code: CXSA
Generation: 8P Mk2 2008-2012
Matched gains engine: 1.4 TSI 122
Controller brand: BOSCH
ECU: MED17.5.21
Stock power: 122 HP
Stage 1 power: 145 HP
Power increase: +23 HP (+19%)
Stock torque: 200 Nm
Stage 1 torque: 250 Nm
Torque increase: +50 Nm (+25%)
SW upgrade: 04E906016DF_7775
Calibration: 04E906016DF_7775

Variant 5

ECU

Catalog engine: 1400 122HP
Engine code: CMBA
Generation: 8V Mk1 2012-2016
Matched gains engine: 1.4TSI (CMBA-CPVA) 122
Controller brand: BOSCH
ECU: MED17.5.21
Stock power: 122 HP
Stage 1 power: 155 HP
Power increase: +33 HP (+27%)
Stock torque: 200 Nm
Stage 1 torque: 270 Nm
Torque increase: +70 Nm (+35%)
SW upgrade: 04E906016CN_4857
Calibration: 04E906016CN_4857

Variant 6

ECU

Catalog engine: 1400 122HP
Engine code: CMBA
Generation: 8V Mk1 2012-2016
Matched gains engine: 1.4TSI (CMBA-CPVA) 122
Controller brand: BOSCH
ECU: MED17.5.21
Stock power: 122 HP
Stage 1 power: 155 HP
Power increase: +33 HP (+27%)
Stock torque: 200 Nm
Stage 1 torque: 270 Nm
Torque increase: +70 Nm (+35%)
ECU SW: 5548
ECU HW: 04E906016J
SW upgrade: 04E906016J_5548
Calibration: 04E906016J_5548

Variant 7

ECU

Catalog engine: 1400 122HP
Engine code: CXSA
Generation: 8P Mk2 2008-2012
Matched gains engine: 1.4 TSI 122
Controller brand: BOSCH
ECU: MED17.5.21
Stock power: 122 HP
Stage 1 power: 145 HP
Power increase: +23 HP (+19%)
Stock torque: 200 Nm
Stage 1 torque: 250 Nm
Torque increase: +50 Nm (+25%)
SW upgrade: 04E906016CF_5669
Calibration: 04E906016CF_5669

Variant 8

ECU

Catalog engine: 1400 122HP
Engine code: CMBA
Generation: 8V Mk1 2012-2016
Matched gains engine: 1.4TSI (CMBA-CPVA) 122
Controller brand: BOSCH
ECU: MED17.5.21
Stock power: 122 HP
Stage 1 power: 155 HP
Power increase: +33 HP (+27%)
Stock torque: 200 Nm
Stage 1 torque: 270 Nm
Torque increase: +70 Nm (+35%)
SW upgrade: 04E906016J_6034
Calibration: 04E906016J_6034

Variant 9

ECU

Catalog engine: 1400 122HP
Engine code: CMBA
Generation: 8V Mk1 2012-2016
Matched gains engine: 1.4TSI (CMBA-CPVA) 122
Controller brand: BOSCH
ECU: MED17.5.21
Stock power: 122 HP
Stage 1 power: 155 HP
Power increase: +33 HP (+27%)
Stock torque: 200 Nm
Stage 1 torque: 270 Nm
Torque increase: +70 Nm (+35%)
SW upgrade: 04E906016CN_5551
Calibration: 04E906016CN_5551

Variant 10

ECU

Catalog engine: 1400 122HP
Engine code: CMBA
Generation: 8V Mk1 2012-2016
Matched gains engine: 1.4TSI (CMBA-CPVA) 122
Controller brand: BOSCH
ECU: MED17.5.21
Stock power: 122 HP
Stage 1 power: 155 HP
Power increase: +33 HP (+27%)
Stock torque: 200 Nm
Stage 1 torque: 270 Nm
Torque increase: +70 Nm (+35%)
SW upgrade: 04E906016K_6036
Calibration: 04E906016K_6036

Variant 11

ECU

Catalog engine: 1400 122HP
Engine code: CMBA
Generation: 8V Mk1 2012-2016
Matched gains engine: 1.4TSI (CMBA-CPVA) 122
Controller brand: BOSCH
ECU: MED17.5.21
Stock power: 122 HP
Stage 1 power: 155 HP
Power increase: +33 HP (+27%)
Stock torque: 200 Nm
Stage 1 torque: 270 Nm
Torque increase: +70 Nm (+35%)
SW upgrade: 04E906016CN_6037
Calibration: 04E906016CN_6037

Variant 12

ECU

Catalog engine: 1400 122HP
Engine code: CMBA
Generation: 8V Mk1 2012-2016
Matched gains engine: 1.4TSI (CMBA-CPVA) 122
Controller brand: BOSCH
ECU: MED17.5.21
Stock power: 122 HP
Stage 1 power: 155 HP
Power increase: +33 HP (+27%)
Stock torque: 200 Nm
Stage 1 torque: 270 Nm
Torque increase: +70 Nm (+35%)
SW upgrade: 04E906016K_5547
Calibration: 04E906016K_5547

Variant 13

ECU

Catalog engine: 1400 122HP
Engine code: CMBA
Generation: 8V Mk1 2012-2016
Matched gains engine: 1.4TSI (CMBA-CPVA) 122
Controller brand: BOSCH
ECU: MED17.5.21
Stock power: 122 HP
Stage 1 power: 155 HP
Power increase: +33 HP (+27%)
Stock torque: 200 Nm
Stage 1 torque: 270 Nm
Torque increase: +70 Nm (+35%)
SW upgrade: 04E906016BB_5552
Calibration: 04E906016BB_5552

Variant 14

ECU

Catalog engine: 1400 122HP
Engine code: CMBA
Generation: 8V Mk1 2012-2016
Matched gains engine: 1.4TSI (CMBA-CPVA) 122
Controller brand: BOSCH
ECU: MED17.5.21
Stock power: 122 HP
Stage 1 power: 155 HP
Power increase: +33 HP (+27%)
Stock torque: 200 Nm
Stage 1 torque: 270 Nm
Torque increase: +70 Nm (+35%)
SW upgrade: 04E906016BB_6038
Calibration: 04E906016BB_6038

Variant 15

ECU

Catalog engine: 1400 122HP
Engine code: CMBA
Generation: 8V Mk1 2012-2016
Matched gains engine: 1.4TSI (CMBA-CPVA) 122
Controller brand: BOSCH
ECU: MED17.5.21
Stock power: 122 HP
Stage 1 power: 155 HP
Power increase: +33 HP (+27%)
Stock torque: 200 Nm
Stage 1 torque: 270 Nm
Torque increase: +70 Nm (+35%)
SW upgrade: 04E906016K_3465
Calibration: 04E906016K_3465

Variant 16

ECU

Catalog engine: 1400 122HP
Engine code: CMBA
Generation: 8V Mk1 2012-2016
Matched gains engine: 1.4TSI (CMBA-CPVA) 122
Controller brand: BOSCH
ECU: MED17.5.21
Stock power: 122 HP
Stage 1 power: 155 HP
Power increase: +33 HP (+27%)
Stock torque: 200 Nm
Stage 1 torque: 270 Nm
Torque increase: +70 Nm (+35%)
SW upgrade: 04E906016CP_6035
Calibration: 04E906016CP_6035

Variant 17

ECU

Catalog engine: 1400 122HP
Engine code: CXSA
Generation: 8P Mk2 2008-2012
Matched gains engine: 1.4 TSI 122
Controller brand: BOSCH
ECU: MED17.5.21
Stock power: 122 HP
Stage 1 power: 145 HP
Power increase: +23 HP (+19%)
Stock torque: 200 Nm
Stage 1 torque: 250 Nm
Torque increase: +50 Nm (+25%)
ECU SW: 1037542695
SW upgrade: 04E906016DM_7593
Calibration: 04E906016DM_7593

Variant 18

ECU

Catalog engine: 1400 122HP
Engine code: CXSA
Generation: 8P Mk2 2008-2012
Matched gains engine: 1.4 TSI 122
Controller brand: BOSCH
ECU: MED17.5.21
Stock power: 122 HP
Stage 1 power: 145 HP
Power increase: +23 HP (+19%)
Stock torque: 200 Nm
Stage 1 torque: 250 Nm
Torque increase: +50 Nm (+25%)
SW upgrade: 04E906016DF_5673
Calibration: 04E906016DF_5673

Variant 19

ECU

Catalog engine: 1400 122HP
Engine code: CMBA
Generation: 8V Mk1 2012-2016
Matched gains engine: 1.4TSI (CMBA-CPVA) 122
Controller brand: BOSCH
ECU: MED17.5.21
Stock power: 122 HP
Stage 1 power: 155 HP
Power increase: +33 HP (+27%)
Stock torque: 200 Nm
Stage 1 torque: 270 Nm
Torque increase: +70 Nm (+35%)
SW upgrade: 04E906016J_5548
Calibration: 04E906016J_5548

Variant 20

ECU

Catalog engine: 1400 122HP
Engine code: CXSA
Generation: 8P Mk2 2008-2012
Matched gains engine: 1.4 TSI 122
Controller brand: BOSCH
ECU: MED17.5.21
Stock power: 122 HP
Stage 1 power: 145 HP
Power increase: +23 HP (+19%)
Stock torque: 200 Nm
Stage 1 torque: 250 Nm
Torque increase: +50 Nm (+25%)
SW upgrade: 04E906016DE_6187
Calibration: 04E906016DE_6187

Variant 21

ECU

Catalog engine: 1400 122HP
Engine code: CMBA
Generation: 8V Mk1 2012-2016
Matched gains engine: 1.4TSI (CMBA-CPVA) 122
Controller brand: BOSCH
ECU: MED17.5.21
Stock power: 122 HP
Stage 1 power: 155 HP
Power increase: +33 HP (+27%)
Stock torque: 200 Nm
Stage 1 torque: 270 Nm
Torque increase: +70 Nm (+35%)
ECU SW: 4494
ECU HW: 04E906016J
SW upgrade: 04E906016J_4494
Calibration: 04E906016J_4494

Variant 22

ECU

Catalog engine: 1400 120HP
Engine code: CXSA
Controller brand: BOSCH
ECU: MED17.5.21
Stock power: 120 HP
SW upgrade: 04E906016DF_9024
Calibration: 04E906016DF_9024

Variant 23

ECU

Catalog engine: 1400 120HP
Engine code: CXSA
Controller brand: BOSCH
ECU: MED17.5.21
Stock power: 120 HP
ECU SW: 1037555230
ECU HW: 0261xxxxxx
SW upgrade: 04E906016DM_9157
Calibration: 04E906016DM_9157

Variant 24

ECU

Catalog engine: 1400 120HP
Engine code: CXSA
Controller brand: BOSCH
ECU: MED17.5.21
Stock power: 120 HP
SW upgrade: 04E906016DE_9022
Calibration: 04E906016DE_9022

Variant 25

ECU

Catalog engine: 1400 110HP
Engine code: CPWA
Controller brand: BOSCH
ECU: MED17.5.21
Stock power: 110 HP
ECU SW: 1037551558
SW upgrade: 04E906016N_8380
Calibration: 04E906016N_8380

Variant 26

ECU

Catalog engine: 1200 105HP
Engine code: CJZA
Controller brand: BOSCH
ECU: MED17.5.21
Stock power: 105 HP
ECU SW: 1037547305
ECU HW: 0261xxxxxx
SW upgrade: 04E906016B_8155
Calibration: 04E906016B_8155

Related vehicles

Other vehicles built on the MED17.5.21 controller or the same engine — handy when a platform spans several models and makes.

Questions, answered.

Which tuning solutions are available for the AUDI A3 on the MED17.5.21?

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 MED17.5.21 ECU software on this model?

Yes — the AUDI A3 on the MED17.5.21 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.