Choose documentation over promises. A reconditioned S5-DPTR is a complete 1.5 SkyActiv-D brought back to specification — strip, measure, machine, assemble and test — recorded at each stage. Reviewed records put the code in CX-3 (DK) applications at 105 PS (77 kW), so the build must match your car's configuration. No records, no deal.
MAZDA REPLACEMENT ENGINES • UK
Reconditioned S5-DPTR Engines (1.5 SkyActiv-D) — Rebuilding a CX-3 Diesel Properly
A reconditioned S5-DPTR engine should be a complete 1.5-litre SkyActiv-D rebuilt for your CX-3 (DK) — measured, machined, assembled and tested, with records to prove it. This page shows CX-3 owners what belongs in a proper rebuild and how to compare builders when the engine itself has no published fault list to hide behind.
Find the right engine for your Mazda
✓ Used & reconditioned✓ Supply or fitting✓ Compare quotes
What should a rebuilt S5-DPTR specify?
A rebuilt S5-DPTR must return as a 1.5-litre SkyActiv-D built to your vehicle's specification — capacities, clearances and torque figures confirmed against your CX-3's data. Reviewed records place the code in DK applications (2015–2018 cited) in both front- and all-wheel-drive forms, so drivetrain detail matters.
Which Mazda does a reconditioned S5-DPTR suit?
Reviewed records link S5-DPTR to the CX-3 (DK) across 2015–2018, FWD and AWD. A serious rebuilder confirms your derivative against the block code, Reg before quoting — including drivetrain-specific parts.
The CX-3 model hub and the S5-DPTR guide cover the vehicle and code side.
| Model | Generation / body | Engine | Output | Evidence status |
|---|---|---|---|---|
| Mazda CX-3 | DK (2015–2018 cited) | Diesel | 105 PS (77 kW) | Reviewed European OEM-linked record |
| Other derivatives | — | — | — | Still to confirm — check the code against your Reg and Mazda EPC |
What should a S5-DPTR rebuild put right?
With no verified standalone fault pattern for this code, the rebuild has to be measurement-led — which is a feature, not a bug.
Family context: the engine directory.
What was measured, machined and replaced — itemised.
How the donor's servicing and DPF history was assessed.
What testing was completed before the unit was sealed.
Reconditioned, used or supply-and-fit — which route for a CX-3?
A documented rebuild is the certainty play for a car you're keeping; a tested used unit is the value route with good donor evidence; supply-and-fit bundles everything into one quotation.
01
Used Engine
- What it is
- A complete donor unit, tested before sale
- Best for
- Faster, cheaper routes with honest donor history
- What to compare
- Mileage records, donor Reg, compression and running-test evidence
- What it is
- A complete unit stripped, measured, machined and rebuilt
- Best for
- Owners keeping the car long-term
- What to compare
- Machining and measurement records, replaced-parts list, test results
03
Supply & Fit
- What it is
- Engine, removal, installation and commissioning in one quotation
- Best for
- One-responsibility jobs where downtime matters
- What to compare
- Written component schedule, fitting plan, warranty split and handover
UK's Most Requested Engines — Based on 5,760+ Real Quotes (Last 90 Days)
These are the engines UK drivers ask us about most, ranked by real enquiry traffic through our network — useful context when you're weighing how much homework your engine deserves.
1
Most requested
Mazda 6 2.2 SkyActiv-D Engine SH-VPTR / SHY family
Used & reconditioned · Business seller
Get multiple engine quotes across the UK
Typical fitment: Mazda 6
Engine option: SH-VPTR / SHY family
Top UK demand — the diesel most often researched for replacement
Seller from trusted UK supplier network
2
Mazda CX-5 2.2 SkyActiv-D Engine SHY1 / SHY4 / SHY6
Used & reconditioned · Business seller
Get multiple engine quotes across the UK
Typical fitment: CX-5
Engine option: SHY1 / SHY4 / SHY6
High demand; output and code vary by year
Seller from trusted UK supplier network
3
Mazda 3 2.0 SkyActiv-G Engine PE-VPS
Used & reconditioned · Business seller
Get multiple engine quotes across the UK
Typical fitment: Mazda 3
Engine option: PE-VPS
Volume petrol with several applications
Seller from trusted UK supplier network
4
Mazda CX-3 1.5 SkyActiv-D Engine S5-DPTR
Used & reconditioned · Business seller
Get multiple engine quotes across the UK
Typical fitment: CX-3
Engine option: S5-DPTR
Steady CX-3 DK diesel demand
Seller from trusted UK supplier network
5
Mazda 2 1.5 SkyActiv-G Engine P5-VPS
Used & reconditioned · Business seller
Get multiple engine quotes across the UK
Typical fitment: Mazda 2
Engine option: P5-VPS
Small-car petrol volume
Seller from trusted UK supplier network
6
Mazda MX-5 1.5 / 2.0 SkyActiv-G Engine
Used & reconditioned · Business seller
Get multiple engine quotes across the UK
Typical fitment: MX-5
Enthusiast-driven demand
Seller from trusted UK supplier network
7
Mazda CX-60 3.3 e-Skyactiv D Engine T3Y4
Used & reconditioned · Business seller
Get multiple engine quotes across the UK
Typical fitment: CX-60
Engine option: T3Y4
Newest diesel; near-new donor market
Seller from trusted UK supplier network
8
Mazda CX-30 2.0 SkyActiv-G Engine PE-VPS / PEX family
Used & reconditioned · Business seller
Get multiple engine quotes across the UK
Typical fitment: CX-30
Engine option: PE-VPS / PEX family
Growing volume
Seller from trusted UK supplier network
9
Mazda BT-50 3.2 Duratorq diesel Engine P5-AT
Used & reconditioned · Business seller
Get multiple engine quotes across the UK
Typical fitment: BT-50
Engine option: P5-AT
Commercial workhorse demand
Seller from trusted UK supplier network
10
Mazda 2.5 SkyActiv-G Petrol Engine
Used & reconditioned · Business seller
Get multiple engine quotes across the UK
Typical fitment: CX-5, Mazda 6, CX-30, Mazda 3
Higher-capacity petrol
Seller from trusted UK supplier network
How do you vet an S5-DPTR rebuild before you pay?
Identity: the unit is S5-DPTR, built for your CX-3 derivative.
Records: measurement and machining sheets with tolerances.
Parts list: named replacements.
Test evidence: assembly and run-up results.
Warranty: written terms, exclusions clear.
S5-DPTR rebuild questions
Are there known faults to address in the rebuild?
No standalone fault pattern for S5-DPTR is published in reviewed records — so demand measurement evidence rather than accepting a rumour list. What's measured, machined and tested is what counts.
Does the rebuild cover FWD and AWD versions?
The code is recorded across both forms in CX-3 DK applications — confirm your drivetrain so the build and ancillaries match.
How long should a rebuilt 1.5 diesel last?
Built to specification and serviced properly, a documented rebuild is made to go the distance. Short-trip use punishes any diesel — rebuild or not.
Can I keep my original block?
Often yes, if the core is sound — which is another reason to ask what was measured before the build started.
READY FOR THE NEXT STEP?
Check My Registration →Get reconditioned S5-DPTR quotes for your CX-3
Submit your registration and compare rebuild quotations with their records. For official specifications and service documentation, cross-check against official documentation — source: Mazda UK's official resources.
Reviewed Mazda engine guidance
Reviewed by the MazdaReplacementEngines technical team against Mazda owner documentation and OEM-linked application records.