2014 BMW I3 Engine cooling Problems
- Complaints
- 1about this part
- Share
- 2%of 54 total for the year
- Median mileage
- 4,960miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 1 complaints about the engine cooling of the 2014 BMW I3, 2% of the 54 complaints for this model year. Where a mileage was given, the median is 4,960 miles.
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.
“Two issues: 1. Driving at highway speed of 65 MPH, with battery power drained, the rex (reserve engine) turns on. Suddenly, speed drops from 65 MPH to 40 MPH while on a 2-lane ca freeway, almost causing me to be rear-ended by traffic. One month later, same situation, same problem. 2. Manufacturer states a combined mileage range of 80 miles on battery, 60 miles on rex (reserve engine), for a combined range of 140 miles. …”
NHTSA complaint #10805744, filed 2015-09, 4,960 milesRelated service bulletins
- 10205606Nov 1, 2021For the eligible vehicles, BMW of North America, LLC (BMW NA) is extending the limited warranty for the vehicle's Fuel Injectors to: 15 years/150,000 miles as determined by the…
- 10204657Sep 1, 2021Different air temperatures are felt from left to right out of the front fresh air grilles (air vents).
- 10187463Jan 1, 2021I3 REX FRONT (UPSTREAM) OXYGEN SENSOR: If a vehicle listed above arrives with engine malfunction indicator (Check Engine) warning light on, performing a Vehicle Test.
- 10181216Sep 1, 2020I01 REX MISFIRES AT HIGH ALTITUDES USING WINTER-BLEND FUEL: The check engine light (MIL) is displayed, and in some cases the range extender (REx) engine will run rough for about…
- 10176363May 1, 2020TANK VENTILATION AND MIXTURE CONTROL FAULTS STORED IN THE DME: The Engine Malfunction Warning is illuminated and one or more of the following faults are stored in the DME.
- 10145338Jul 1, 2018THE DISPLAY GOES BLACK, VEHICLE DOESNT START AGAIN AFTER SWITCHING THE ENGINE OFF.: On board computer and navigation system goes black or resets.
- 10142924Jan 1, 2018EME FAULTS CANNOT BE READ IN ISTA: While diagnosing faults with in the EME, no fault details will appear and no relevant test plans will be linked.
- 10146734Dec 1, 2016SERVICE ENGINE SOON (MIL) - RDME FC 124301/124302. Malfunction indicator light illuminated. Fuel-air mixture error codes in the range extender digital motor electronics (RDME)…
- 10146886Oct 1, 2016Service Action: Replace the Motor Mount Screws This Service Information bulletin supersedes SI B22 01 15 dated March 2016.. A sudden loss of traction while accelerating sharply…
- 10146884Oct 1, 2016Service Engine Soon (MIL) - IHKA FC 801375 & 8013A3 This Service Information bulletin supersedes SI B12 27 15 dated November 2015. The Service Engine Soon light (MIL) is…
Engine cooling: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2014 | 1 | 2% |
Other parts of the 2014 BMW I3
14 complaintsEngine
9 complaintsAir bags
8 complaintsSteering
7 complaintsBody and structure
7 complaintsElectrical system
6 complaintsVehicle speed control
6 complaintsFuel system
5 complaintsWheels
5 complaintsSuspension
3 complaintsOther or unknown
2 complaintsSeat belts
2 complaints
← All problems reported for the 2014 BMW I3
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 27, 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