2015 Mercedes-Benz ML350 Fuel system Problems
- Complaints
- 8about this part
- Share
- 15%of 52 total for the year
- Median mileage
- 88,000miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 8 complaints about the fuel system of the 2015 Mercedes-Benz ML350, 15% of the 52 complaints for this model year. Where a mileage was given, the median is 88,000 miles. 1 recall campaign on record is filed under a similar system.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“Going to work in the morning and pulling out of the garage my foot was on the brake not the accelerator in reverse suddenly the car surged by itself while I had my foot on the brake. The car went in reverse very fast hitting our side concrete side wall. (the distance is about (28ft) the impact was so hard that the passenger window was completely broken and the passenger side of the back frame of the mercedes was smashed. It happened so fast that I lost control of the vehicle I could not stop the car the brakes did not work. …”
NHTSA complaint #10934530, filed 2016-12, 19,000 miles“There is a recall for this significant safety risk. I contacted my local Mercedes Benz about recall remedy on 6 January 2023 and they confirmed the recall and said MB would issue steps to get this taken care of in the beginning of February. It is now 18 February 2023 and this has not happened and I have received no communication from MB and yet the safety risk still exists and could be life threatening.”
NHTSA complaint #11507997, filed 2023-02“The failed/malfunctioning component appears to be the fuel pump controller / fuel pump control unit, and possibly the fuel pump system. The Mercedes-Benz dealer identified water/moisture-related damage and corrosion at the fuel pump controller area. The failed component should be available for inspection if the dealer preserves the part during repair. I have requested that the dealer not discard the damaged component. My safety and the safety of others were put at risk because the fuel pump controller is related to fuel delivery. …”
NHTSA complaint #11739473, filed 2026-05“My viechle is loss of propulsion without warning on the freeway last week on a raining day. After brought the car to West Covina Dealer inspected the car is leaking water that has entered the spare wheel well, the accumulated water could intermittently contact the fuel pump control unit caused loss propulsion. And there are some circuit boards and wires damaged due to a water leak and not drive able. The West Covina MB dealer is refuse to fix until MBusa responsible for the cost. Please help what other option we have about this issue?”
NHTSA complaint #11502923, filed 2023-01“The contact owns a 2015 Mercedes-Benz ML350. The contact stated while reversing, the vehicle stalled and failed to restart. The vehicle was towed to the local mechanic who determined that the fuel pump was faulty and needed to be replaced. The fuel pump was replaced, and the vehicle was repaired. The local dealer and manufacturer were notified of the failure, but no assistance was offered. The contact was informed that the VIN was included in NHTSA Campaign Number: 22V955000 (Fuel System, Diesel, Fuel System, Gasoline). …”
NHTSA complaint #11589651, filed 2024-05, 120,000 milesRelated recalls
- 22V955000Dec 23, 2022Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2012-2014 ML550, 2012-2015 ML350, AMG ML63, 2015 ML250, ML400, 2016 GLE450, GLE300, 2016-2018 GLE350…Covers: Mercedes-Benz ML350 2012–2015, AMG GLE63 2016–2020, AMG ML63 2012–2015 +9 more
Related service bulletins
- 10165838Jul 2, 2014Fault code(s) 13BA00, 13BB00, 13BC00, 13BD00, 13BE00, 13BF00 - Maximum actuation period exceeded during zero quantity calibration for injector of cylinder x stored in engine…
- 10167487Mar 21, 2014Minor leaks at the oil duct of the left or right cylinder head of engines 157, 276 and 278. 1. Left cylinder head: Oil passage plug hole on left beside mechanical vacuum pump. 2…
- 10167553Jul 1, 2013Combination message: "Clean fuel filter" is displayed. The fault code 162500 (water level message - Bosch) or P226997 (water level message - Delphi) or 171600 (filter load…
Fuel system: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2015 | 8 | 15% |
| 2014 | 12 | 18% |
| 2013 | 9 | 16% |
| 2012 | 16 | 25% |
| 2011 | 2 | 2% |
| 2010 | 1 | 1% |
| 2009 | 5 | 5% |
| 2008 | 2 | 3% |
| 2007 | 2 | 2% |
| 2006 | 5 | 3% |
| 2005 | 1 | 4% |
| 2004 | 4 | 11% |
Other parts of the 2015 Mercedes-Benz ML350
11 complaintsOther or unknown
9 complaintsTransmission and drivetrain
7 complaintsBrakes
6 complaintsElectrical system
4 complaintsSteering
4 complaintsBody and structure
4 complaintsSuspension
4 complaintsAir bags
3 complaintsVehicle speed control
3 complaintsSeat belts
2 complaintsVisibility (wipers, defrost, mirrors)
2 complaints
← All problems reported for the 2015 Mercedes-Benz ML350
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology