Parts for your 2014 Mitsubishi Asx-Engine oil

2014 Mitsubishi ASX engine oil: what it does and how to look after it

Engine oil is absolutely relevant and required for the 2014 Mitsubishi ASX. The vehicle’s technical literature—such as the 2014 Mitsubishi ASX Owner’s Manual, Mitsubishi Motors’ Genuine Service Schedule for AU/NZ, and the Mitsubishi workshop manuals for the 4B11 petrol and 4N1-series diesel engines—specifies oil grades, capacities, and routine oil and filter replacement. That makes engine oil a core service item for both the 2.0L petrol and the 1.8L/2.2L turbo-diesel variants.

In the ASX, engine oil does much more than lubricate. It forms a protective film between moving parts, reduces friction and wear, carries heat away from hot spots, suspends contaminants so the filter can catch them, guards against corrosion, and helps seal piston rings. On petrol models it also supports variable valve timing control, and on diesel versions it protects the turbocharger and diesel particulate filter (DPF) when the correct low-ash specification is used.

For grade selection, most AU/NZ petrol ASX models specify a quality 0W-20 or 5W-30 meeting API SN (or later). Diesel ASX variants typically require a low-SAPS ACEA C3 5W-30 to protect the DPF. Always match the viscosity and spec in the owner’s manual and on the under-bonnet label for the exact engine code and climate.

Service timing matters. Under normal driving, Mitsubishi’s schedules commonly call for oil and filter replacement every 12 months or 15,000 kilometres (whichever comes first). If the ASX spends its life on short trips, idling, towing, dusty roads, or repeated cold starts, halve that to roughly 6 months or 7,500 kilometres. Petrol oil capacity is around 4.0–4.3 litres with a new filter, diesels are typically about 5.0–5.5 litres—always confirm by dipstick after filling.

• Check the dipstick monthly and before long trips, top up only with the correct spec.
• Replace the oil filter at every oil change, fit a new sump plug washer and torque correctly.
• If the low oil pressure or oil level warning appears, stop the engine promptly and investigate.
• Look for leaks around the sump, filter, and rocker cover, fix early to avoid bigger issues.
• Dispose of used oil and filters responsibly at an approved recycling point.

Sticking to the right oil, spec, and interval keeps the ASX smooth, efficient, and reliable—protecting timing components, bearings and, on diesel models, the turbo and emissions system.

What oil grade should a 2014 Mitsubishi ASX use?

For most AU/NZ petrol models, a high-quality 0W-20 or 5W-30 meeting API SN (or newer) is specified. Diesel ASX variants generally require a low-SAPS ACEA C3 5W-30 to safeguard the DPF and turbo. Always confirm against the owner’s manual and engine label, and choose viscosity suited to local climate.

How often should the engine oil be changed?

Typically every 12 months or 15,000 kilometres for normal use. If the vehicle sees lots of short trips, stop–start, dusty conditions, towing, or frequent cold starts, aim for about 6 months or 7,500 kilometres. Replace the oil filter at each oil change.

How much oil does it take?

The 2.0L petrol is usually around 4.0–4.3 litres with a new filter, while diesel variants are about 5.0–5.5 litres. Fill gradually, run the engine, then recheck the dipstick on level ground to fine-tune the level.