Diagnostic work in progress

Peterborough's Diagnostics & Remapping Specialist

Real results.
No nonsense.

Professional ECU remapping, DPF/EGR diagnostics and fault finding — at our Peterborough workshop or we come to you.

DPFEGRAdBlue DiagnosticsECU RemapStage 1 TuneFull Diagnostic ScanCoding & ProgrammingDSG Diagnostic & RepairDPFEGRAdBlue DiagnosticsECU RemapStage 1 TuneFull Diagnostic ScanCoding & ProgrammingDSG Diagnostic & Repair

Who We Are

Local. Honest.
Experienced.

Max Auto Diagnostics is a Peterborough-based specialist in vehicle diagnostics and ECU remapping. Run by Max — an experienced technician with hands-on knowledge across petrol and diesel vehicles — we focus on doing the job properly, not just clearing the light.

Whether you're chasing more power, dealing with a stubborn DPF warning, or need a full diagnostic scan, get in touch and we'll give you a straight answer.

We operate from our workshop in Peterborough and also offer a mobile service — we bring the equipment to you anywhere across PE postcodes.

MAD diagnostic setup

Max

Owner & Technician

What We Do

Services

ECU Remap

Custom ECU calibration tailored to your vehicle for improved power, torque, throttle response and overall drivability.

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Stage 1 Tune

Software-only ECU optimisation for vehicles with standard hardware. Safe, reliable performance gains with no hardware modifications required.

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DPF & EGR Diagnostics

Professional fault diagnosis, regeneration assistance, cleaning and repair solutions for DPF and EGR systems. Suitable for diesel vehicles experiencing warning lights, reduced performance or regeneration issues.

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AdBlue Diagnostics

SCR and AdBlue system fault diagnosis, component testing and repair solutions. We identify and resolve common AdBlue-related faults to restore vehicle performance and reliability.

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Full Diagnostic Scan

Comprehensive vehicle health check covering all major control modules. Fault codes are read, diagnosed and cleared where appropriate, with clear explanations of any issues found.

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DSG Gearbox Diagnostics & Repair

Professional DSG gearbox fault diagnosis, adaptation resets, mechatronic testing and repair solutions. We identify and resolve common DSG transmission issues including harsh shifting, gear selection faults, warning lights and performance problems to restore smooth, reliable operation.

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Also Available

Additional Services

Oil & Filter Service

Routine oil and filter replacement using quality parts to help maintain engine performance and longevity.

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Air & Cabin Filter Replacement

Replacement of engine air filters and cabin pollen filters to improve engine efficiency and interior air quality.

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Brake Disc & Pad Replacement

Professional brake inspections and replacement of worn discs and pads to ensure safe and reliable braking performance.

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Coding & Module Programming

Vehicle coding, module configuration and feature activation using professional diagnostic equipment for a wide range of vehicle makes and models.

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Not sure what you need? Give us a call and we'll point you in the right direction.

Find Us

Our Workshop

Address

Max Auto Diagnostics Ltd
16 The Square
Vicarage Farm Road
Peterborough, PE1 5TS
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Also mobile across all PE postcodes