Segment:
Compact premium sports coupe
Target Audience:
Enthusiast drivers seeking performance and luxury in a smaller package
Key Competitors:
Audi A3, Infiniti G37 Coupe, Mercedes-Benz C-Class Coupe (C204), Lexus IS Coupe
Performance Focus:
RWD platform, potent turbocharged engine, engaging driving dynamics
Premium Appointments:
High-quality interior materials, advanced technology for its time
Powertrain:
Engine operation, cooling system, fuel system, exhaust system, ignition system
Transmission:
Automatic and Manual transmission operation, gear selection, clutch system (if manual)
Chassis And Suspension:
Steering, suspension components, wheel and tire care
Brakes:
Braking system operation, parking brake, ABS, DSC (Dynamic Stability Control)
Electrical System:
Battery, charging system, lighting system, fuses, wiring diagrams (basic overview, not detailed repair)
Interior Features:
Seats, seat belts, airbags, climate control, infotainment system, power accessories, interior lighting
Exterior Features:
Doors, windows, mirrors, wipers, exterior lighting, keyless entry
Instrumentation:
Instrument cluster layout, warning lights, gauges, driver information system
Safety Systems:
Airbag system, seat belt pretensioners, child restraint systems (ISOFIX), LATCH system
Driver Assistance:
DSC (Dynamic Stability Control), DTC (Dynamic Traction Control), Cruise Control
Infotainment:
Radio, CD player, iDrive system (basic operation), audio controls, navigation system (if equipped)
Operation:
Starting and stopping the engine, driving, parking, using controls
Maintenance:
Basic checks (fluid levels, tire pressure), cleaning, fluid top-offs
Troubleshooting:
Understanding warning lights and messages, basic troubleshooting for common issues
Safety Procedures:
Proper use of seat belts, child seat installation, emergency procedures
Tire And Wheel:
Tire pressure monitoring, changing a flat tire (basic instructions), wheel care
Depth:
Consumer-level operation and maintenance
Diagnostics:
No in-depth diagnostic procedures or repair instructions
Repair:
Not intended for repair procedures; recommends authorized service centers
Engine Type:
Inline 6-cylinder Twin-Turbocharged
Displacement:
2979 cc (3.0 Liters)
Horsepower:
300 hp @ 5800 rpm
Torque:
300 lb-ft @ 1300-5000 rpm
Fuel Delivery:
Direct Injection (High-Pressure Fuel Pump)
Recommended Fuel:
Premium Unleaded gasoline, 91 octane or higher
ECU Type:
MSD80/MSD81 (likely)
Coolant Capacity:
Approx. 8.5 Liters (17.9 US pints)
Coolant Type:
BMW Blue (G48 Ethylene Glycol based) or equivalent, mixed 50/50 with distilled water
Type:
6-speed Manual Transmission (Getrag GS6-37BZ)
Type:
6-speed Automatic Transmission with Steptronic (ZF 6HP19TU)
Automatic Features:
Steptronic manual shift mode, adaptive shift programs
Automatic Fluid Type:
BMW ATF 6 (Pentosin ATF1 or equivalent)
Automatic Capacity:
Approx. 9 Liters (for complete fluid exchange)
Length:
4451 mm (175.2 in)
Height:
1385 mm (54.5 in)
Wheelbase:
2660 mm (104.7 in)
Curb Weight Manual:
Approx. 1570 kg (3461 lbs)
Curb Weight Automatic:
Approx. 1585 kg (3494 lbs)
Gross Vehicle Weight Rating:
Approx. 2030 kg (4475 lbs)
Payload Capacity:
Approx. 460 kg (1014 lbs)
Towing Capacity:
Not Recommended
Trunk Volume:
Approx. 350 Liters (12.3 cu ft)
NHTSA Overall Rating:
Not specifically rated as a 135i Coupe for 2011, but 1-Series generally performed well in tests
IIHS Ratings:
Tested for front, side, and rear impacts; likely good ratings based on BMW's standards
Traction Control:
Dynamic Traction Control (DTC)
Stability Control:
Dynamic Stability Control (DSC) including ABS, ASC, CBC (Cornering Brake Control)
Braking Assist:
Brake Assist (BA)
Airbags:
Frontal airbags for driver and passenger, front side-impact airbags, front and rear head protection system (curtain airbags)
Seat Belts:
Three-point inertia-reel seat belts with automatic pre-tensioners and force limiters
Child Restraints:
ISOFIX/i-Size anchor points for child seats in rear seats
System Name:
iDrive System (CCC or CIC depending on options)
Display Type:
Central display screen, integrated into the dashboard
Audio System:
Standard BMW Professional Radio, optional Harman Kardon surround sound system
Connectivity:
Bluetooth (phone connectivity), USB interface (for audio and charging), optional satellite radio
Parking Assist:
Optional Park Distance Control (PDC) - front and rear sensors
Lighting:
Optional Xenon Adaptive Headlights
Climate Control:
Automatic climate control with dual-zone temperature settings
Seats:
Electrically adjustable sport seats with memory function (optional)
Oil Change Interval:
Variable, indicated by Condition Based Service (CBS) system, typically 10,000-15,000 miles or annually.
Brake Fluid Flush:
Every 2 years, regardless of mileage.
Spark Plug Replacement:
Approximately 60,000 miles (N54 engine)
Cabin Air Filter:
Annually or every 15,000 miles
Engine Oil Type:
BMW Longlife-01 (LL-01) or Longlife-04 (LL-04) approved synthetic oil, typically 5W-30 or 0W-30.
Engine Oil Capacity:
Approx. 6.5 Liters (6.9 US quarts)
Power Steering Fluid:
BMW Power Steering Fluid (P/N 83 29 0 429 576) or Pentosin CHF 11S
High Pressure Fuel Pump:
N54 engines are known for potential High-Pressure Fuel Pump (HPFP) failures, leading to stalling or rough running.
Turbocharger Wastegate Rattle:
Wastegate rattle due to wear in the turbocharger actuators can occur.
Ignition Coils And Spark Plugs:
Premature failure of ignition coils and spark plugs can lead to misfires.
Oil Pan Gasket Leaks:
Leaking oil pan gasket can be a common issue with age.
Brand Philosophy:
Ultimate Driving Machine, focus on performance, engineering, and driver engagement
1 Series Introduction:
First generation 1 Series (E87 hatchback, E82 coupe, E88 convertible) launched in 2004, serving as BMW's entry-level premium vehicle.
135I Introduction:
The 135i variant was introduced to offer higher performance within the 1 Series range, leveraging BMW's renowned straight-six engines.
Production Period E82:
2007-2013
Manufacturing Locations:
Leipzig, Germany