Mazda 3 1.5 Skyactiv-D Engine Replacement Compare Prices & Get Quotes

A used Mazda 3 1.5 Skyactiv-D engine (S5-DPTS) costs £400-£1,200 supply-only, while a reconditioned unit is £1,200-£2,200 and a full rebuilt engine £2,000-£3,800 [ESTIMATED]. Fitted costs add £390-£520 labour at a specialist. Compare quotes through EnginesMarket to find the best deal for your exact year and mileage.

• Used: £400-£1,200 supply-only
• Reconditioned: £1,200-£2,200 supply-only
• Rebuilt: £2,000-£3,800 supply-only

Symptoms include excessive black smoke from the exhaust, a DPF warning light on the dashboard, reduced power or limp mode, and the car going into regeneration mode frequently . If a new DPF fills up very quickly after replacement, check the injectors - failing injectors can cause soot overload .

• Excessive black smoke from exhaust
• DPF warning light
• Reduced power or limp mode
• Frequent regeneration cycles

A full rebuilt S5-DPTS engine costs around £2,000-£3,800 supply-only [ESTIMATED]. For a 2016-2018 Mazda 3 1.5 Skyactiv-D worth £6,000-£12,000, replacement is typically financially sensible - especially with a 12-month warranty. Always factor in labour (£390-£520) and the value of the car.

• 2016-2018 values £6,000-£12,000: replacement viable
• Always factor in labour and warranty value

A specialist workshop typically completes a full S5-DPTS engine swap in 8-10 hours. With parts sourcing and delivery factored in, allow 2-3 days from quote to car back on the road. Supply & fit options through EnginesMarket streamline the process by pairing you with a specialist who has the engine in stock.

• 8-10 hours specialist labour
• 2-3 days typical turnaround
• Supply & fit options available

The 1.5-litre Skyactiv-D produces 105hp and 270Nm, while the 2.2-litre produces 150hp and 380Nm . The 1.5 was introduced for the UK in December 2015, offering 74.3mpg and 99g/km CO2, making it significantly more economical than the 2.2 . The 2.2 is more powerful but has a worse reputation for timing chain and oil pickup issues.

• 1.5: 105hp, 74.3mpg, 99g/km CO2
• 2.2: 150hp, lower economy
• 1.5 introduced December 2015

The Mazda 3 1.5 Skyactiv-D (S5-DPTS) uses a timing chain, not a belt . This is confirmed by Mazda's workshop manual and aftermarket catalogues from Gates and Dayco . The chain is designed to last the life of the engine with correct oil and regular servicing. Listen for rattling on cold start and check for P1336 codes as early warning signs .

• Timing chain, not belt
• No routine replacement interval
• Use 5W-30 oil specification