2012 BMW 135I engine problems
10 owner complaints filed with NHTSA name the engine on the 2012 BMW 135I — 53% of all complaints for this model year.
What owners report
“Continuing coolant problems, engine shut off going down the hwy bc overheated////engine not secure-moves around literally/////camshaft timing position sensor code. On Dec 24th I purchased a 2012 BMW 135i convertible from Alboet Motor Sports on Pass Rd in Gulfport, MS. Before I went I specifically…”
filed May 12, 2023
“Vehicle stalls when accelerating from a stopped position. Several time, while stopped at an intersection with crossing traffic, I attempted to drive through the intersection but the car failed to accelerate. I tried shifting from auto to manual but the car still failed to accelerate for at least 5…”
filed Mar 11, 2021
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related recalls
- In the affected vehicles, the bolts that secure the housing for the variable camshaft…Campaign 14V176000 · Apr 10, 2014
Related service bulletins
CLASS ACTION SETTLEMENT: N54/N54T/N55 ELECTRIC ENGINE COOLANT PUMP . With the court's FINAL approval, BMW of North America, LLC (BMW NA) has entered a nationwide settlement with the plaintiffs in the following class…
B011321 · Service Bulletin/Repair Instructions · issued May 1, 2021
Engine problems in other 135I years
| Year | Reports | Share |
|---|---|---|
| 2011 135I | 11 | 41% |
| 2009 135I | 2 | 7% |
| 2008 135I | 4 | 8% |
Other reported problem areas on the 2012 BMW 135I
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.