NHTSA Complaint #11184910 — 2014 KIA SOUL FUEL/PROPULSION SYSTEM

Complaint Details

ODI Number	11184910
Vehicle	2014 KIA SOUL
Component	FUEL/PROPULSION SYSTEM
Date of Incident	January 1, 2018
Date Filed	March 7, 2019
Mileage	46,000 miles
Crash	No
Fire	No
Injuries	0
Deaths	0
Vehicle Towed	No
State	NH

Consumer Description

CURRENTLY MY GAS MILAGE HAS DECREASED BY APPROX 4 MILES PER GALLON. IN THE WINTER I GET 30 MPG AND USED TO GET 34; IN SUMMER I GET 32.5 MPG AND USED TO GET 37. THINGS CHECKED: BRAKES TIRES AND ALIGNMENT AIR FILTER ENGINE CODES GAS QUALITY ( USED MOBIL PREMIUM GAS) PERFORMED A CARBON CLEANING FOR GDI ENG FUEL SYSTEM CLEANING ENGINE CLEANING WITH OIL CLEANING (FLUSH) ADDITIVE. AFTER ALL CLEANINGS ONLY SLIGHT IMPROVEMENT (APPROX 0.5 MPG). I SUSPECT A FAULTY CAT CONVERTER BUT HAVE NO WAY TO CHECK IT.

Related Complaints for the 2014 KIA SOUL

Other FUEL/PROPULSION SYSTEM Complaints

#11693573 — October 15, 2025 — In June 2024, my 2014 Kia Soul (VIN: [XXX] ) experienced a sudden engine failure without warning. I was driving on a ...

#11677913 — August 1, 2025 — Ive tried to get my recalls fixed since I bought the car 2 years ago, Jeff Wyler Kia Eastgate Ohio has given me the r...

#11655121 — April 16, 2025 — Vehicle Information: 2014 Kia Soul (Base Model) VIN: [XXX] Approx. Mileage at Failure:91,000 Incident Date: [XXX] ...

#11645566 — February 28, 2025 — Multiple misfires, codes Codes P062E x2 P0300 P0303 P0302 P0500 P0267 P0264 P050B

#11642397 — February 13, 2025 — I was driving and my MIL came on. When I parked, I could smell strong exhaust fumes. I went to get an OBD2 scan and i...

Recent Complaints for the 2014 KIA SOUL

#11719585 — ENGINE — February 21, 2026 — My car was not accelerating all the time I was pressing the pedal. a mechanic said it was the engine.

#11719585 — VEHICLE SPEED CONTROL — February 21, 2026 — My car was not accelerating all the time I was pressing the pedal. a mechanic said it was the engine.

#11714247 — ENGINE AND ENGINE COOLING — January 29, 2026 — The contact owns a 2014 Kia Soul. The contact stated that while driving 30 MPH uphill with her daughter and her small...

#11713895 — ENGINE AND ENGINE COOLING — January 28, 2026 — The contact owns a 2014 Kia Soul. The contact stated that while driving at an undisclosed speed, the check engine lig...

#11710655 — ENGINE — January 13, 2026 — The contact owns a 2014 Kia Soul. The contact stated that while accelerating, the accelerator pedal was depressed to ...