Mazda 1.5 SkyActiv-D Engine Specs, Problems, and Reliability

Mazda 1.5 SkyActiv-D Engine Specs, Problems, and Reliability. The 1.5 SkyActiv-D or the S5-DPTR and S5-DPTS – 1.5-liter turbo-diesel engines that were used marketed by Mazda under its ‘SkyActiv-D’ label. This diesel motor was provided optionally with Mazda’s brake energy regrowth system ‘i-ELOOP’ (Intelligent Energy Loop).

Mazda 1.5 SkyActiv D Engine Specs

The 1.5 SkyActiv-D engines have the aluminum alloy cylinder head with chain-driven double overhead camshafts. There are 4 valves per cylinder that activated via roller rockers. The 1.5 SkyActiv-D engines had a variable turbine geometry (VTG) compact turbocharger. Charged air goes through a water-cooled intercooler that integrated into the plastic intake manifold. The engine had high-dispersion solenoid fuel injectors. For combustion stabilization and decreasing knocking, the fuel is injected as much as 4 times per combustion cycle.

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Mazda 1.5 SkyActiv-D Engine Specs, Problems, and Reliability

The engine cooling system features cooling water control valves (CCV). Likewise, the cylinder blocks are geared up with water coat spacers for enhanced combustion performance and decreased mechanical resistance. The 1.5 SkyActiv-D engine had low- and high-pressure exhaust gas recirculation systems to guarantee sufficient boost pressure under heavy loads.

1.5 SkyActiv-D Engine Problems and Reliability

The mindset of vehicle owners to the engines of Skyactive is unclear. Problems were signed up with an increasing oil level and regular regeneration cycles. Cars with comparable symptoms tend to have high fuel usage. The 1.5 engine is a little performer for a little Mazda SX-3 vehicle or Mazda 2 design; as a result, numerous vehicle owners enjoy active driving, decreasing engine resource, which does not go beyond 300,000 km. The engine is expensive to repair even more than other makers because of non-standard and ingenious options in the design.

you must see more engine detail in here:  Engine – US Cars News or you can see on wiki here

Mazda 1.5 SkyActiv-D Engine Specs

Manufacturer Mazda
Production years 2015-present
Cylinder block material Aluminum
Cylinder head material Aluminum
Fuel type Diesel
Fuel system Direct fuel injection
Configuration Inline
Number of cylinders 4
Valves per cylinder 4
Valvetrain layout DOHC
Bore, mm 76.0
Stroke, mm 82.5
Displacement, cc 1,497 cc (91.35 cu in)
Type of internal combustion engine Four-stroke, turbocharged
Compression Ratio 14.0:1
Power, hp 103 hp (77kW)/3,500-4,500
Torque, lb ft 162-199 lb-ft (220-270 Nm)/1,600-2,500
Engine weight
Firing order 1-3-4-2
Engine oil weight 0W-30
Engine oil capacity, liter 5.1 – service change, 5.8 – dry , 0.4 – filter
Oil change interval, mile 12,000 (20,000 km)/12 months
Applications Mazda DK CX-3, Mazda 2
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