ASX
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Which Mitsubishi ASX engine is the most reliable? See common problems, reviews and reliability verdicts across generations and engines.
Frequently asked questions
Which Mitsubishi ASX engine is the most reliable?
1.6 MIVEC (4A92) — Reliable verdict. The small MIVEC fours (4A91 1.5 / 4A92 1.6) are simple, frugal and genuinely dependable — chain-driven and happy to high mileage with basic servicing. They're modestly powered, so they feel slow in the saloon, but there are no design vices: keep the oil fresh (the chain stays quiet) and they just run. One of the safer used buys in the range.
Which Mitsubishi ASX engines should you avoid?
None of the Mitsubishi ASX engines listed are rated "Problematic" or "Avoid" — but always check the service history before buying.
What are the most common Mitsubishi ASX problems?
The most commonly reported problems across all Mitsubishi ASX generations and engines: DPF / EGR (short trips), Turbo / injection, Injector / turbo (high miles), DPF clogging, EGR soot / injectors.