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ECU cloning, testing and repair

ECU Cloning Northern Ireland

Professional ECU cloning, testing, programming and data-recovery support from Prestige Performance Group in Newtownards. Established over 10 years, we know the score: correct donor matching, controlled bench work, proper data handling and no guessing by part number alone. Initial ECU bench testing costs £49. Standard supported ECU cloning starts from £199.

Original data assessed first Donor compatibility checked Professional bench equipment No extra work without approval
ECU bench programming and cloning equipment at Prestige Performance Group
10+ yrsEstablished specialist experience
£49Initial bench assessment
£199+Supported standard cloning
TEST
Initial Bench Testing

£49

Paid ECU or BCM bench assessment before repair, cloning or data-recovery work is quoted.

£49 testing fee
ECU
Standard Supported Clone

From £199

Supported ECU cloning where the original data is accessible and the replacement ECU is correctly compatible.

From £199
DATA
Complex Recovery

Quoted After Testing

ECU repair, boot-mode work, failed-write recovery and data recovery are assessed before a separate quotation is issued.

No Guesswork ECU Cloning

ECU cloning only works properly when the original data, donor unit and vehicle route all line up. PPG checks the job before promising a save, because wrong donor units and incomplete data waste time and money.

We check labels before you buy donor parts
We explain repair, recovery or cloning as separate routes
We use controlled bench methods where supported
We do not sell every failed ECU as a guaranteed clone
We keep immobiliser and security work controlled
We quote extra repair, data recovery or coding before work starts
We support retail customers and trade garages
We keep the job traceable through the repair request form

Repair, Recover or Clone

ECU replacement is not always the right first move. We assess the module and vehicle information before recommending the correct route.

Repair

Repair the customer's original ECU where practical and economically sensible.

Recover

Recover supported data from a damaged, failed-write or non-communicating ECU where possible.

Clone

Transfer supported data to a verified compatible donor ECU when cloning is the correct repair path.

Program

Carry out required programming checks and advise when vehicle-side coding or adaptation may still be needed.

Assessment first: not every faulty ECU needs cloning, and not every damaged ECU can be repaired or recovered.

What ECU Cloning May Transfer

Exact support depends on the ECU hardware, software, memory layout and the condition of the original unit.

Flash memory
EEPROM data
Calibration data
VIN information
Coding and vehicle configuration
Immobiliser or security-related data
Full backup where supported
Communication and checksum checks

When ECU Testing or Cloning May Help

These examples need proper assessment before work starts. They are not a promise that every unit can be repaired, cloned or recovered.

Failed ECU replacement
Intermittent or non-communicating ECU
Water or corrosion damage
Failed programming or interrupted write
Used replacement ECU requiring vehicle data
Immobiliser synchronisation problems
Original ECU data recovery
Garage or trade module support

Donor ECU Compatibility

Do not buy a donor ECU until we have checked clear photographs of the original and replacement labels. Similar-looking ECUs are not automatically interchangeable.

What We Check

  • Part numbers and vehicle application
  • Hardware and software references
  • Processor, memory and ECU family
  • Connector layout and security data support
  • Whether further coding or adaptation may be required

Programming Methods

We use the correct supported access method for the module. This may include OBD programming, bench programming, boot-mode access, full backup and supported data transfer.

Identify

Vehicle details, ECU references and software identity are checked before programming work is attempted.

Read

Where supported, the original ECU file and relevant memory areas are backed up before transfer.

Transfer

Supported data is transferred to a verified compatible donor ECU using professional equipment.

Verify

Communication, checksum and basic identification checks are carried out where the module supports them.

PPG uses genuine professional equipment and licensed software where appropriate, including KESS3, AutoTuner, Flex, CMD and Dimsport.

Pricing and Testing Terms

Pricing depends on the ECU type, original-unit condition, donor compatibility, programming method and whether repair, data recovery or vehicle-side work is required.

Initial ECU testing: £49
Standard supported ECU cloning: from £199
Complex repair, boot access and data recovery: quoted after testing
Donor ECUs, removal, refitting, coding, adaptations and delivery are separate unless quoted
The £49 testing fee covers the initial ECU or BCM bench assessment only. It is payable before the unit is sent and remains non-refundable regardless of the test result. It remains payable if the unit does not communicate, no fault is found, the unit is beyond repair, the wrong module is supplied, required data cannot be recovered or the customer declines the subsequent quotation. The £49 fee is not automatically deducted from the repair or cloning price.

Limits and Security Checks

ECU cloning has technical and legal limits. We will explain those limits before additional work is authorised.

Not every ECU can be repaired or cloned
Plug and play only applies when a complete supported clone can be produced
Some vehicles still require fault clearing, adaptations, coding or calibration
Severe processor, memory, fire, corrosion or water damage may prevent recovery
Jaguar and Land Rover services are not currently offered
Proof of ownership may be required for immobiliser or security-related work
Vehicle-side faults must be diagnosed separately
No additional repair or cloning work starts without customer approval

ECU Cloning Questions

Quick answers before sending ECU photos or booking a test.

Can every ECU be cloned?

No. Support depends on ECU type, donor compatibility, the condition of the original ECU and whether the required data can be read.

Should I buy a donor ECU first?

No. Send clear photographs of the original and donor labels before buying parts. Hardware, software, processor, memory and vehicle application can all affect compatibility.

Can I post my ECU to you?

Yes. Use the £49 testing request first. Full sending instructions and a job reference are provided after the request and payment are confirmed.

How long does ECU cloning take?

Turnaround depends on workload, ECU type, test results, donor compatibility and whether additional repair or data recovery is required. We do not guarantee a turnaround before assessment.

Can you clone a water-damaged ECU?

Sometimes. If the required data can still be recovered, cloning may be possible. Severe corrosion, burnt components or damaged memory can prevent recovery.

Local And Postal ECU Support

Customers can use the Newtownards workshop route or postal module assessment where suitable. Send clear ECU label photographs before buying donor units.

Start the ECU Repair Request Form

Start with the £49 ECU/BCM bench assessment. Send clear label photographs first if you are unsure whether your module or donor unit is suitable.