- Weymouth Harbour and Portland marine access when arranged
- Jet-ski yard and trailer meet points for West Dorset owners
- RIB and selected inboard diesel protocols confirmed before travel
- Linked road remaps via the Weymouth ECU tuning page
Quick answer: Looking for marine tuning in Weymouth? 24Tuning covers jet-skis, RIBs and selected inboard diesels when berth or yard access is practical. Jet-ski remapping from £249. Marine and outboard remapping from £799. Mobile cover includes Dorset and Hampshire south coast marinas. Portland and Weymouth harbour contexts differ from Poole Harbour shallows. We arrive with Alientech, Autotuner, Dimsport or MagicMotorsport as the ECU requires. Book with a £50 deposit or call 01202 503 328.
Why Weymouth and Portland need a marine-specific page
Weymouth Harbour and Portland offer different water, access and storage patterns to Poole. Exposed launches, breakwater weather windows and dry-stack or yard storage change how a mobile marine visit is planned. This page focuses on vessel ECU work. Road cars and vans belong on the Weymouth ECU tuning page.
Jet-ski owners trailering from West Dorset inland villages often meet at storage yards rather than crowded summer slipways. RIBs and leisure diesels may be reachable on pontoons when shore power or battery support is available. Tell us the exact access story when you enquire.
Custom maps still start with diagnostics and a factory backup on supported ECUs. Saltwater environments punish poor preparation. We would rather reschedule than write on a weak battery or an unresolved alarm.
Jet-skis, RIBs and inboard briefs
Sea-Doo, Yamaha and Kawasaki PWCs are common around the Jurassic Coast leisure scene. Stage 1 style calibrations aim for stronger acceleration and cleaner response within mechanical sense, not smoke-show abuse that cooks components.
RIB owners chasing better hole-shot with guests aboard need torque delivery that matches prop and load. Inboard diesels such as Volvo Penta platforms are confirmed for protocol support before we travel. See marine service hubs for model-level detail.
Propeller match, fouling and fuel quality influence outcomes as much as the file. We discuss those realities up front so expectations stay adult.
Harbour logistics, Portland and weather windows
Weymouth inner harbour access can be busy in season. Portland adds exposure and different yard cultures. Share berth numbers, gate codes, trailer locations and whether a short post-write run is realistic.
Weather windows matter. A calm morning may be required for safe working and verification. Booking early helps us align West Dorset marine days with road remaps on the same route when that helps you.
If you also need the tow vehicle remapped, we can often plan both on a clustered visit. Keep the goals separate so neither job is rushed.
Marine remapping is still engineering. We refuse briefs that ignore alarms, overheat history or obvious mechanical risk. 4 year software warranty and 30 day money back guarantee (T&Cs apply) covers maps we supply when the vessel remains in the supported configuration we wrote for.
Aftercare includes noting any change in warning behaviour and keeping batteries healthy. Call 01202 503 328 with the craft details if something related to the work needs checking later.
Local coverage notes for Weymouth
How a Weymouth mobile appointment works
Every Weymouth visit follows the same professional sequence, adapted to local access. You secure the diary with a £50 deposit via online booking or by calling 01202 503 328. We confirm the registration, goals, parking notes and whether the vehicle will be at home, work or a yard across DT4 marinas and Portland.
On the day we check battery health, run diagnostics and live data where relevant, then store a factory map backup on supported ECUs before any write. Custom calibration is applied with Alientech, Autotuner, Dimsport or MagicMotorsport depending on the control unit. We verify throttle response and basic drivability, then brief you on aftercare.
For marine visits around Weymouth, we also confirm berth or yard access, battery support and whether a short verification run is realistic after the write.
Proof on the water is a sea trial or a controlled run-up when conditions and access allow.
- Booking and goal clarification for Weymouth access
- On-site diagnostics and readiness check
- Factory backup on supported ECUs
- Custom write matched to performance, economy or commercial brief
- Verification and aftercare notes, balance due on completion
Tools, maps and standards for Weymouth
Anonymous generic files are a poor fit for mixed Dorset driving. 24Tuning writes custom in-house calibrations after diagnostics. Protocol tools include Alientech, Autotuner, Dimsport and MagicMotorsport, chosen for the ECU family rather than forced through a single cable for convenience.
4 year software warranty and 30 day money back guarantee (T&Cs apply) covers the map we supply when the vehicle or vessel remains in the supported configuration. If you later change hardware significantly, say so before expecting the old file to behave. Original restore paths are retained on supported control units.
UK road vehicles stay inside legal emissions expectations for highway use. AdBlue, DPF, EGR and NOx faults get diagnostics and hardware repair. We do not sell deletion software, including around Weymouth.
- Custom calibration rather than one anonymous file for every Weymouth diesel
- Diagnostics before flashing, including honest refusals when hardware is not ready
- Mobile service across DT4 marinas and Portland and neighbouring coverage bands
- Jet-ski remapping from £249
- Marine and outboard remapping from £799
Who should book marine tuning in Weymouth
Book if your jet-ski, RIB or supported inboard is maintained, you can describe access honestly, and you want stronger response without treating the craft as disposable. Wait if alarms are ignored, batteries are weak, or you expect software to hide overheating and fuel problems.
Owners who also need a tow vehicle remap should say so. We can often cluster road and marine work on West Dorset routing, but each job still gets its own readiness check.
Pricing and booking in Weymouth
Jet-ski remapping starts from £249. Marine and outboard remapping starts from £799. Complex inboards are quoted after ECU and access confirmation. Every commercial conversation includes diagnostics-led process expectations and 4 year software warranty on the file we supply and a 30 day money back guarantee (T&Cs apply).
Secure your Weymouth appointment with a £50 deposit. The balance is due on the day. If you need to move a slot, contact us early so West Country and Hampshire routing stays efficient for everyone.
Call 01202 503 328 or use booking with the registration, DT4 marinas and Portland location notes and a clear goal: performance, economy, commercial torque, diagnostics or marine.
- Mobile engineer to your driveway, workplace, yard or marina berth when arranged
- Jet-ski from £249; marine and outboard from £799
- £50 deposit to hold the diary
- Transparent advice if the vehicle or vessel is not ready
Popular services for Weymouth
Internal links below go to service hubs and practical next steps. They are not interchangeable: pick the path that matches your vehicle and goal.
- Marine engine tuning: overview
- Jet-ski remap: PWC focus
- Marine engine tuning: inboard and RIB
- Marine ECU remap: calibration path
- Volvo Penta D6 remap: popular inboard
- Stage 1 car remap: tow vehicle
Popular models and related guides
Nearby areas we also cover
Frequently asked questions: Weymouth
Do you remap jet-skis in Weymouth?
Yes when storage or launch access is practical. Confirm make, model and year so the correct tools travel with us.
Can you work on pontoons in Weymouth Harbour?
When berth access, safety and power or battery support allow. Share berth details early.
How much does marine ECU tuning cost?
Jet-ski remapping starts from £249. Marine and outboard remapping starts from £799. Book with a £50 deposit and we confirm the right option for your vessel and access.
Is this the same as Weymouth car ECU tuning?
Same company, different page focus. Use this page for vessels and the ECU tuning page for road vehicles.
Which marine brands do you see most?
Jet-ski brands such as Sea-Doo, Yamaha and Kawasaki, plus selected inboards including Volvo Penta where protocols allow.
Which tools do you use for marine ECUs?
Alientech, Autotuner, Dimsport and MagicMotorsport depending on the control unit confirmed before the visit.