The service and repair manual for the 2012 BMW 135i — the 3.0L I6 engine, 3 trims. Matched to this exact model year, so the specifications and sequences are the ones BMW published for your car, not figures carried over from a neighbouring year.
01 / FitmentWhat this manual covers
| Model year | 2012 |
|---|---|
| Engines | 3.0L I6 — 182 cu in, DOHC, turbocharged |
| Trims | Base Convertible 2-Door · M Sport Coupe 2-Door · Base Coupe 2-Door |
| Federal record | 5 recalls · 35 complaints · 9 technical service bulletins (refreshed 2026-08-21) |
02 / InsideSample pages from the 2012 135i manual
03 / ContentsSections in the manual
- Quick Lookups 488
- Engine Performance 13,833
- Accessories & Equipment 13,088
- General Information 4,104
- Body & Frame 7,611
- Heating, Ventilation & A/C (HVAC) 183
- Brakes 219
- Maintenance 32
- Collision 1,531
- Restraints 1,358
- Drivelines & Axles 2,235
- Steering 498
- Electrical 7,251
- Suspension 1,990
- Engine Mechanical 3,165
- Transmission 1,292
04 / Known issuesRecalls on federal record for the 2012 135i
- Air Bags — frontal › driver side › inflator module · 20V017000An inflator explosion may result in sharp metal fragments striking the driver or other occupants res.
- Electrical System · 13V044000If there is a loss of electrical power to the vehicle, the vehicle may unexpectedly stall, increasin.
- Electrical System — wiring · 19V579000Wiring that overheats could cause the electrical connectors to melt, and increase the risk of a fire.
- Air Bags — frontal › driver side › inflator module · 16V071000In the event of a crash necessitating deployment of the driver's frontal air bag, the inflator could.
- Power Train — driveline › constant velocity joint · 17V067000If the cv joint breaks, the vehicle may have a loss of propulsion, increasing the risk of a crash.
Owners have filed 35 complaints and BMW has issued 9 technical service bulletins for the 2012 135i. The manual carries the manufacturer's diagnostic and repair procedures behind these systems.
FAQQuestions about the 2012 135i manual
Is this manual specific to the 2012 135i?
Yes. It is the OEM manual matched to the 2012 model year, covering the 3.0L I6 across the Base Convertible 2-Door, M Sport Coupe 2-Door, Base Coupe 2-Door trims. Specifications and procedure sequences are the ones BMW published for this year.
What 2012 135i problems does it help with?
5 recalls are on federal record for the 2012 135i, covering air bags, electrical system, power train. The manual carries the manufacturer's diagnostic and repair procedures for those systems; the recall repairs themselves are done free by BMW dealers.
Does it include 2012 135i wiring diagrams?
Yes — the complete wiring diagrams for the 2012 build, alongside repair procedures, specifications and diagnostics.
Is it a subscription?
No. $40.99 once and the manual is yours. It is a digital manual — nothing ships; access details arrive by email after checkout and it works on any device.
RelatedOther 135i years and 2012 BMW models
2013 135i · 2011 135i · 2010 135i · 2009 135i · 2008 135i · all 6 years
2012 BMW 118i · 2012 BMW 120i · 2012 BMW 125i · 2012 BMW 128i · 2012 BMW 318i · 2012 BMW 320i · 2012 BMW 325i · 2012 BMW 328i · 2012 BMW 328i xDrive · 2012 BMW 330i · 2012 BMW 335i · 2012 BMW 335i xDrive · every 2012 model