2015 Mitsubishi Outlander Sport Engine Problems

NHTSA component category: ENGINE · data through 07/14/2026

35Engine complaints

19.3%Of all 181 complaints

#2Most-reported category

Source: U.S. NHTSA complaint data. Complaints are unverified reports from vehicle owners — a complaint is not a confirmed defect.

How engine ranks on this vehicle

POWER TRAIN116 · 64.1%

ENGINE35 · 19.3%

VEHICLE SPEED CONTROL24 · 13.3%

Unspecified / other20 · 11%

ELECTRICAL SYSTEM19 · 10.5%

Share of the 181 complaints citing each category; one complaint can cite several. Full breakdown on the 2015 Mitsubishi Outlander Sport overview page.

What owners report

“2015 MITSUBISHI STARTED SPUTTERRING WHILE WAITING FOR RED LIGHT AND HESITATES WHEN ACCELERATING. CHECK ENGINE CAME ON. LOOKS LIKE THERE ARE OTHER SIMILAR COMPLAINTS, BUT…”NHTSA complaint 11325744 — filed 05/24/2020

“TRANSMISIN SLIPS , CAR STUDDERS DURING ACCELERATION, VERY DANGEROUS WHEN TRYING TO CROSS A STREET OR ENTERING HIGHWAYS. VERY HARD TO CONTROL STEERING, ENGINE MAKES…”NHTSA complaint 11322252 — filed 04/26/2020

“I BOUGHT MY VEHICLE TOWARDS THE END OF OCTOBER WITH LESS THAN 40000 MILES AND I KEEP ENCOUNTERING AN ACCELERATION ISSUE AND HIGH ENGINE RPM…”NHTSA complaint 11291687 — filed 12/28/2019

Excerpts are shortened and scrubbed of personal details; they are individual, unverified reports.

Engine complaints by year filed

Frequently asked questions

Does the 2015 Mitsubishi Outlander Sport have engine problems?

Engine is the #2 most-reported problem area on the 2015 Mitsubishi Outlander Sport: 35 of 181 complaints on file (19.3%). Complaints are unverified owner reports, not confirmed defects.

How many complaints does the 2015 Mitsubishi Outlander Sport have in total?

181 complaints were on file with NHTSA as of 07/14/2026. Across all categories, 1 involved a crash, 1 involved a fire, 1 reported injuries, and none reported deaths.

What does NHTSA's engine category include?

NHTSA assigns each complaint to standard component categories; this page reports the ENGINE category exactly as NHTSA defines and records it.

About this data — Complaint figures on this page are consumer reports submitted to the National Highway Traffic Safety Administration (NHTSA), a U.S. government agency. NHTSA does not verify individual complaints; a complaint is not proof that a defect exists, and counts reflect what owners chose to report, not confirmed failure rates. Recall information comes from official NHTSA safety recall campaigns; recall repairs are free at authorized dealers. Always check your specific vehicle by VIN at nhtsa.gov/recalls. CarModelProblems.com is an independent site and is not affiliated with NHTSA or any vehicle manufacturer. Data through 07/14/2026.