Great news for Mercedes-Benz repair specialists and high-end independent shops: Autel has officially rolled out ECU (Engine Control Unit) and TCU (Transmission Control Unit) cloning for Mercedes-Benz across its IMMO product line.

This highly anticipated feature is now available on popular key programming and diagnostic tablets, including the Autel IM608S II and IM508S.

Why Does ECU and TCU Cloning Matter?

With today's vehicles relying heavily on complex electronics, the ECU and TCU act as the central nervous system of the car. When these modules fail or suffer damage, the traditional replacement route usually involves complex, dealer-level programming, coding, and immobilizer data matching.

Module cloning offers a much faster, cost-effective workaround. By reading crucial data—like the VIN, anti-theft security data, and calibration files—straight from the faulty original module and "pasting" it into a healthy replacement, you can effectively bypass tedious dealership programming. This dramatically lowers the technical barrier and minimizes vehicle downtime.

Details on Mercedes-Benz ECU/TCU Cloning Coverage

Mercedes Benz (New Feature)

The following ECU cloning function covers models from 2000 to 2019,Supports cloning (Bench mode) for the following 27 ECMs from 4 suppliers for Mercedes Benz:

BOSCH:CRR2,EDC16C2,EDC16C32,EDC16CP31,EDC16CP36,EDC17C43,EDC17C66, EDC17CP01,EDC17CP10,EDC17CP46(CR60),EDC17CP57_V1(CR43),EDC17CP57_V2(CR61), ME17.7,ME17.7.8,MED17.7.1,MED17.7.2,MED17.7.3,MED17.7.3.1,MED17.7.5, MED17.7.7,MRD1;

CONTINENTAL: SID307(CRR1),SID310(CRR1 plus),SIM271DE;

DELPHI: CRD11、CRD3x.x;

SIEMENS: SIM271KE

Supports cloning for the following 8 TCUs for Benz:

FSB4 VGS4-0-NAG2 cloning via Bench mode;

FSB4 VGS4-500-NAG2 cloning via Boot mode;

VGS-NAG3,VGS2-FDCT,VGS-FCVT,VGS-FDCT,EGS52,VGS3-FDCT cloning via Bench mode

BMW

The following ECU cloning function covers E/F/G chassis-equipped models up to 2019. Supports cloning (Bench mode) for the following 42 ECMs from 2 suppliers for Bmw:

BOSCH:EDC16C1,EDC16C31,EDC16C35,EDC16CP35,EDC17C06,EDC17C41,EDC17C50, EDC17C56,EDC17C76,EDC17CP02,EDC17CP09,EDC17CP45,EDC17CP49,MD1CP002, MD1CP032,MD1CS001,ME17.2.1,ME17.2.42,MED17.2,MEV17.2,MEV17.2.1,MEVD17.2, MEVD17.2.3,MEVD17.2.4,MEVD17.2.5,MEVD17.2.6,MEVD17.2.8,MEVD17.2.9, MEVD17.2.G,MEVD17.2.H,MEVD17.2.K,MEVD17.2.P,MEVD17.8.4,MG1CS003, MG1CS024,MG1CS201;

SIEMENS/CONTINENTAL:MSD80,MSD81,MSD85,MSD87,MSV80,MSV90

Supports cloning (Bench mode) for the following 6 TCUs from 2 suppliers for Bmw:

GETRAG:F-6HP,F-7DCT300,F-DKG 436 Gen2;

TCM ZF:F-8HP,F-8HP Gen3,G-8HP

Volkswagen

The following ECU cloning function covers models from 2000 to 2024. Supports cloning (Bench mode) for the following 62 ECMs from 3 suppliers for VAG:

BOSCH:EDC16C4,EDC16CP,EDC16CP34,EDC16CP34 CRAFTER,EDC16CP34 M&S,EDC16U1,EDC16U31,EDC16U34,EDC17C46,EDC17C54,EDC17C64,EDC17C74,EDC17CP04,EDC17CP14,EDC17CP20,EDC17CP20_CRAFTER,EDC17CP24,EDC17CP44,EDC17CP54,EDC17CP74,EDC17U01,EDC17U05,ME17.1.1,ME17.1.6,ME17.5.20,ME17.5.22,ME17.5.24,ME17.5.26,ME17.5.6,MED17.1,MED17.1.1,MED17.1.10,MED17.1.12,MED17.1.21,MED17.1.27,MED17.1.6,MED17.1.61,MED17.1.62,MED17.5,MED17.5.1,MED17.5.2,MED17.5.20,MED17.5.21,MED17.5.25,MED17.5.5,MED9.1,MED9.1.1,MED9.1.2,MED9.1.5,MED9.5,MED9.5.10;

CONTINENTAL:Simos 12.1,Simos 12.2,Simos 8.3x,Simos 8.4x,Simos 8.5x,Simos 8.6x;

SIEMENS:PCR2.1,Simos 6.2,Simos 6.3,Simos 7.1,Simos 7.1A

Supports cloning (Bench mode) for the following 6 TCUs from 3 suppliers for Volkswagen:

BOSCH:DQ380;

CONTINENTAL:DQ400、DQ500;

TEMIC:DQ200_G2_PQ、DQ200D、DQ250_MQB

Which Autel Tools Support ECU/TCU Cloning?

To perform these cloning procedures, you can use the following Autel IMMO setups:

• Autel IM608S II: The flagship immobilizer tablet. It handles advanced ECU cloning and key programming while delivering full-system diagnostic capabilities.
• Autel IM508S: A highly capable, budget-friendly option. It shares nearly identical ECU cloning functions with the IM608 series.
• Essential Accessories: In the bay, you'll typically pair these tablets with the XP400Pro and the Autel G-BOX3—an adapter built specifically for reading and decoding data from advanced modules.

Why Do Shops Prefer Autel for Cloning?

In a fast-paced repair shop, efficiency and stability drive revenue. Professional technicians choose Autel because it delivers a comprehensive platform.

Instead of bouncing between multiple single-function tools, the IM608S II or IM508S smoothly integrates diagnostics, immobilizer matching, and ECU/TCU coding and cloning. The software's intuitive, step-by-step guidance significantly reduces human error. Meanwhile, the advanced VCI and hardware communication protocols ensure highly stable data read/write processes, making it an excellent fit for independent shops handling diverse vehicle brands.

The Bottom Line

Adding Mercedes-Benz ECU/TCU cloning fills a crucial gap in Autel's IMMO lineup for premium European modules. Whether you're dealing with a water-damaged engine computer, a short circuit, or a fried transmission control unit, Autel delivers highly dependable low-level data recovery.

Right now is a great time to upgrade your diagnostic arsenal. Grab your Autel IM608 or IM508 series device during the Mid-Year Sale running through June 19th, and experience the efficiency of comprehensive BBA cloning capabilities in your bay!