Mercedes-Benz heavy truck
TOP PROG·Truck diagnostics · Scania & Mercedes-Benz

Plug in. Flash it. Drive out.

TOP PROG is one app for Scania and Mercedes-Benz trucks. Program, code, fix — and pay only when it works.

Pay only when the job succeeds Subscribe per brand · Scania or Mercedes-Benz Every plan includes tokens
Scania Available now
Mercedes-Benz Available now
Volvo In development
Renault In development
Cummins In development

2

Truck brands · Scania & Mercedes-Benz

26

Control units · flash, coding & keys

0

Cost if a job fails

7

Days of free demo · 50 tokens included

Every job, one window

Everything a truck workshop needs, in one place. You pay per job — never for a failed one.

01

Flash

Read and write ECU flash on both brands. EEPROM read and write on Mercedes-Benz.

02

Programming

Mercedes-Benz vehicle, engine, gearbox, suspension and cluster functions. Scania truck level.

03

Coding

Full ECU coding for Scania and Mercedes-Benz — read live, edit with clear names, write back.

04

SOPS

Open, edit, read and write Scania SOPS. Restore the factory original by VIN.

05

Keys

Immobiliser status, PIN, unlock, lock and program on both brands.

06

Fault codes

Read and clear fault codes on every ECU. Active faults highlighted.

07

Spare parts

Program a replacement unit from the SOPS master and drive out the same day.

08

Truck info

Full Scania specification, fitted ECUs and options from a VIN or chassis number.

09

Remote access

Give another technician time-limited access, paid with your tokens.

Coverage

Everything, per brand

Every control unit below can be read and written from the Flash panel. Under each list is the full set of jobs the app does on that brand.

Scania 16 ECUs
EMS S6 EMS S7 EMS S8 EMD1 EMS S10 EEC3 OPC4 OPC5 COO6 COO7 COO8 TMS1 TMS2 TMS3 BCI CUV2
  • Partial or full write on EMS S6, EMS S7, OPC5, COO7 and BCI
  • CAN speed change on EMS S8, EMD1 and OPC5
  • Checksum correction, recovery mode for bricked units, OBD mode
Full feature set · Scania
  • Full flash read and write on every unit above
  • Full SOPS editor — open, edit, read from the truck, write back, compare two files, restore the factory original by VIN
  • Full ECU coding — detect, read live, edit with clear names, write back
  • Truck level programming for air suspension
  • Spare part programming from a SOPS master file
  • Immobiliser — status, PIN reading, unlock, erase engine, program and reset
  • Fault codes — read and clear on every ECU
  • Truck info — full specification, fitted ECUs and options by VIN or chassis number
Mercedes-Benz 10 ECUs
CPC3 MCM2 MCM2.1 TCM EBS3 EBS4 EBS4+ EBS5 ACM2 ACM2.1
  • Full flash read and write with file validation
  • EEPROM read and write on CPC3, MCM2, MCM2.1, ACM2, TCM, EBS3 and EBS4
  • Wrong-size file and wrong-unit protection before every write
Full feature set · Mercedes-Benz
  • Full flash and EEPROM read and write on every unit above
  • Full programming — vehicle, engine, transmission, suspension and instrument cluster functions
  • Full ECU variant coding — detect, read live, edit with allowed values, write back
  • Key module — status, unlock and lock on engine and transmission
  • Fault codes — read and clear on every ECU
  • Speed limit, VIN change, tank sizes, DPF controls, PTO, ACC, LDW and more from one screen

Works with J2534 interfaces — Scania VCI3, Daimler Truck VCI, Tactrix OpenPort 2.0 — and Kvaser. CAN speed auto, 500 or 250 kbps. Windows 10 / 11.

1

Plug in

Connect your interface to the truck and open TOP PROG.

2

Pick the job

Choose the unit and what you want to do. One button per task.

3

Drive out

The log confirms the result. A token is used only when it succeeds.

Pricing

Pay only for what works

Choose a subscription per brand — every plan comes with tokens included, each operation costs tokens, and a job that fails is never charged. Top up with a token pack any time.

Subscribe per brand · every plan includes tokens
Scania subscription from$199/ month Longer terms include more tokens All Scania functions · tokens included · top up any time Subscribe
Mercedes-Benz subscription from$299/ month Longer terms include more tokens All Mercedes-Benz functions · tokens included · top up any time Subscribe
Top-up token packs · $0.40 / token · use with an active subscription or demo
40 Tokens$16$0.40 / tokenTop up
Popular100 Tokens$40$0.40 / tokenTop up
250 Tokens$100$0.40 / tokenTop up
500 Tokens$200$0.40 / tokenTop up
1250 Tokens$500$0.40 / tokenTop up

Every new account starts with a free 7-day demo of both brands — 50 tokens included.

Your token balance is kept between subscriptions · failed operations are never charged · pay only when a job succeeds.

Less waiting.
More trucks
back on the road.

Subscribe per brand. Tokens included, and they never expire.

Start free 7-day demo View plans & pricing
Mercedes-Benz heavy truck Scania heavy truck
TOP PROG·Truck diagnostics · Scania & Mercedes-Benz

Plug in. Flash it. Drive out.

TOP PROG is one app for Scania and Mercedes-Benz trucks. Program, code, fix — and pay only when it works.

Start your free 7-day demo See what it covers
Pay only when the job succeeds Subscribe per brand · Scania or Mercedes-Benz Every plan includes tokens
Scania Available now
Mercedes-Benz Available now
Volvo In development
Renault In development
Cummins In development

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Every job, one window

Everything a truck workshop needs, in one place. You pay per job — never for a failed one.

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Coverage

Everything, per brand

Every control unit below can be read and written from the Flash panel. Under each list is the full set of jobs the app does on that brand.

Scania 16 ECUs
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  • Partial or full write on EMS S6, EMS S7, OPC5, COO7 and BCI
  • CAN speed change on EMS S8, EMD1 and OPC5
  • Checksum correction, recovery mode for bricked units, OBD mode
Full feature set · Scania
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Mercedes-Benz 10 ECUs
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  • Full flash read and write with file validation
  • EEPROM read and write on CPC3, MCM2, MCM2.1, ACM2, TCM, EBS3 and EBS4
  • Wrong-size file and wrong-unit protection before every write
Full feature set · Mercedes-Benz
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Works with J2534 interfaces — Scania VCI3, Daimler Truck VCI, Tactrix OpenPort 2.0 — and Kvaser. CAN speed auto, 500 or 250 kbps. Windows 10 / 11.

1

Plug in

Connect your interface to the truck and open TOP PROG.

2

Pick the job

Choose the unit and what you want to do. One button per task.

3

Drive out

The log confirms the result. A token is used only when it succeeds.

Pricing

Pay only for what works

Choose a subscription per brand — every plan comes with tokens included, each operation costs tokens, and a job that fails is never charged. Top up with a token pack any time.

Subscribe per brand · every plan includes tokens
Scania subscription from$199/ month Longer terms include more tokens All Scania functions · tokens included · top up any time Subscribe
Mercedes-Benz subscription from$299/ month Longer terms include more tokens All Mercedes-Benz functions · tokens included · top up any time Subscribe
Top-up token packs · $0.40 / token · use with an active subscription or demo
40 Tokens$16$0.40 / tokenTop up
Popular100 Tokens$40$0.40 / tokenTop up
250 Tokens$100$0.40 / tokenTop up
500 Tokens$200$0.40 / tokenTop up
1250 Tokens$500$0.40 / tokenTop up

Every new account starts with a free 7-day demo of both brands — 50 tokens included.

Your token balance is kept between subscriptions · failed operations are never charged · pay only when a job succeeds.

Less waiting.
More trucks
back on the road.

Subscribe per brand. Tokens included, and they never expire.

Start free 7-day demo View plans & pricing