Mitsubishi Outlander 4
Weaknesses, engine ratings and buying advice
The fourth-generation Outlander marks the family's biggest technical leap: built on the Nissan CMF platform (closely related to the X-Trail/Rogue), noticeably bigger, classier and with far more modern hybrid systems. If you want a young, large family SUV with a plug-in option and value warranty and service history, this is the one.
The engines: At its core sits the proven 4B12 (2.4 MIVEC, 185 kW system output here) in the PHEV drivetrain. The block itself is a known quantity — a DOHC naturally aspirated unit with an open-deck aluminium block, a little oil consumption with age (sev2), chain stretch over time (sev4), manifold cracks (sev3) and crank seal (sev3) being the classic themes. As these cars are still young, those are previews rather than acute problems. The hybrid electronics matter more here anyway.
PHEV & electronics: software faults in the charging and hybrid system (sev3, up to €800) are the main theme — usually fixable by update, but check the history. A fuel pump recall (engine stalling, sev5), a seat-belt retractor recall (sev4) and a backup-camera recall (sev3) must be done.
Young-car niggles: early-build quality shows here: leaking rear shocks as early as ~20,000 km (€250–700), and worst case a fracture of the front control arm (sev5, €300–900) — get it inspected. Plus squeaks/rattles at the rear (sev1), paint quality and loose trim (up to €600), and a headlight levelling system set wrong from the factory.
Test drive: check all open recalls by VIN — for this generation that's the single most important step. Look for oil traces on the rear shocks, have the control arm checked, listen for rattles from the rear at idle. Run through PHEV charging and hybrid modes, watch for fault messages.
Market 2026: as a young used car, realistically €25,000–38,000 depending on spec and charging variant. Insider pick: a PHEV with software updates applied, all recalls completed and a clean chassis — then the Mk4 is by far the most comfortable and modern Outlander.
Generations
Engine Overview
The Mitsubishi Outlander 4 is available with 3 engine variants — from 170 to 252 hp.
Sturdy 2.4-litre four-cylinder with DOHC and MIVEC phasing, engineered for smoothness and longevity rather than sportiness. The aluminium block uses open-deck construction, which at high mileage can encourage slight cylinder ovality and therefore oil consumption. Valve clearance is set via bucket tappets with no hydraulic adjustment, so clearance checks become a maintenance item at higher mileage. The timing chain generally lasts a long time but stretches beyond 150,000 km; the MIVEC solenoid is sensitive to old, thickened oil. With short oil-change intervals and attention to clean variable-timing operation, this engine comfortably reaches 300,000 km.
- !! Timing chain stretches at high mileage from 150,000 km
The 4B12 timing chain tends to stretch above 150,000 km. A broken or jumped chain drive can cause severe engine damage. Regular oil changes are critical for chain longevity.
Symptoms: Metallic rattling or ticking from the engine bay especially on cold start, rough idle, engine management warning light illuminates - !! Crankshaft seal leaking from 80,000 km
Vehicles from 2007–2011 have a known weakness at the crankshaft radial seal, which can be damaged by foreign matter and leads to oil loss. The design was revised from late 2010 onwards.
Symptoms: Oil spots under the vehicle near the engine, dropping oil level without visible leak in the upper engine area, oil smell after driving - !! Exhaust manifold cracking from 160,000 km
The cast-iron exhaust manifold is prone to hairline cracks from constant thermal cycling, particularly around the flange and the integrated pre-cat housing. The result is exhaust noise and oxygen-sensor faults.
Symptoms: Ticking or hissing exhaust noise after cold start that fades as the engine warms up, exhaust smell in the engine bay, occasional check-engine light from skewed lambda readings.
+ 1 more engine weaknesses + vehicle weaknesses
Vehicle Weaknesses
| Weakness | Cost | |
|---|---|---|
| PHEV: software faults in the charging and hybrid system Software faults cause problems with 12V battery charging and sporadic fault messages in the drive system. The car switches itself from Eco to Normal mode uninvited. The infotainment system spontaneously reboots. Symptoms: Drive system fault message, car fails to start due to flat 12V battery, infotainment restarting while driving | Low | |
| Headlight beam adjustment incorrectly set from the factory The low-beam headlights are set too high from the factory and dazzle oncoming traffic. The main beam in contrast does not project far enough. A workshop visit to readjust is required. Symptoms: Oncoming drivers flashing or sounding the horn, main beam not projecting far enough, uneven beam pattern | Low |
Top Reported Issues
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Known Problems and Issues +
A total of 13 weaknesses have been documented for the Mitsubishi Outlander 4 (2021–2024) — 4 engine-related and 9 vehicle-related. Typical issues affect Electronics, Other, Suspension, Interior.
Outlander (4B12, 2021–2024) — Be Careful: Timing chain stretches at high mileage, Crankshaft seal leaking, Exhaust manifold cracking. Power: 135 PS.
What to watch out for with the Mitsubishi Outlander? See the detailed listing of all engine and vehicle weaknesses in the sections above.
Frequently Asked Questions
What problems and weaknesses does the Mitsubishi Outlander 4 have? +
What should I look for when buying a used Mitsubishi Outlander 4? +
Which engine is recommended? +
Which Mitsubishi Outlander 4 engine is the most fun? +
Is the Mitsubishi Outlander 4 worth buying used? +
What horsepower variants are available for the Mitsubishi Outlander 4? +
Last updated: February 2026 · All information without guarantee