2011 BMW 135IService bulletins
2011 BMW 135I Technical Service Bulletins
103 technical service bulletins (TSBs) are on record for the 2011 BMW 135I. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.
- 10149349Oct 1, 2014Fuel system. N51 Engine: Service Engine Soon Lamp Illuminated - Loss of Power and Various Faults Stored in the DME. The customer complains that the Service Engine Soon lamp is illuminated. The vehicle has lost power; the engine cranks but will not start; and various faults are stored in the DME for engine misfire and/or mixture adaptations. CAUSE The vehicle has lost fuel system delivery pressure due to a loose or split fuel…
- 10149287Oct 1, 2014Engine. SI B12 14 12 October 2014 Engine Electrical Systems Technical Service This Service Information bulletin supersedes SI B12 14 12 dated February 2014. designates changes to this revision SUBJECT N51, N52K, N52T and N55 Engine: Various Faults Stored in DME Related to VANOS and Camshaft Position. A rattling noise can be heard from the engine compartment; the engine loses power; and the Service Engine Soon lamp is…
- 10149279Oct 1, 2014Equipment. Diagnosing Stored Fault Codes to Help Avoid Repeat Repair Visits. Analysis of FASTA data and repeat repair visit reports indicates that there are many fault codes that are stored in the above vehicles, but they are not diagnosed to identify their root cause. Fault codes that are not diagnosed to find their root cause can lead to a repeat repair visit to the workshop by the customer.
- 10148034Sep 1, 2014Electrical system, Transmission and drivetrain. "Intelligent Battery Sensor Diagnosis Hints. The vehicle enters the workshop with one or more of the following complaints: * Check Control Message related to battery discharge * No-start condition * Consumer power reduction (reduced blower speed, heated seats operation, etc.) * The following fault codes may be stored in the DME a. 2E8B - Intelligent battery sensor, signal b. 2E8C - Intelligent battery sensor…
- 10148220Aug 1, 2014Equipment, Suspension. Creaking or Groaning Noise During Compression and/or Rebound of Front Axle. A grating or groaning noise is heard when the front axle compresses and/or rebounds. This may be heard particularly over speed bump-type surfaces. The noise normally occurs at lower outside temperatures. The noise may be less prevalent when the vehicle has been driven up to the operating temperature.
- 10148217Aug 1, 2014Transmission and drivetrain, Engine, Electrical system. N55 with Double-Clutch Transmission: Idle Fluctuates when Stopped. A customer may complain that after coming to a stop, the engine speed intermittently fluctuates from about 500 RPM to 1,100 RPM. This situation can be more noticeable when the air conditioner is on. Unfavorable DME software.
- 10148135Jul 1, 2014Electrical system. ConnectedDrive/BMW Assist System Diagnosis Information. ConnectedDrive/BMW Assist features are partially or completely inoperative. This Service Information bulletin is being published because vehicles are down for an extended period of time when researching system failures with ConnectedDrive or BMW Assist. This Service Information bulletin will assist you both in identifying the issue and providing technical…
- 10148120Jul 1, 2014Electrical system. Check Control Messages Related to Battery Charge During Cold Ambient Temperatures. On cold days with an outside ambient temperature of less than 15°F, customers may notice a check control message related to the battery that is displayed on the instrument cluster and the control information display. Under these conditions, the vehicle starts.
- 10148087Jul 1, 2014Engine cooling. External Engine Oil Leaks and Repairs. During the vehicle's operational life, normal engine oil seepage or sweating, in addition to accumulated road dust, dirt and grime in the engine compartment can cause the appearance of a more severe oil leak. This is further exaggerated by residual oil that remains on the engine assembly after maintenance services are performed, e.g., oil filter changes, "engine oil top-offs,"…
- 10148101Jun 1, 2014Electrical system. iPhone: Connection Failures with iOS 7. There are various connectivity failures with the iPhone using iOS 7. Some examples are listed below: * Call disconnection * Contact List incomplete * General connection failures CAUSE Apple software iOS 7 and its variants.
- 10148318May 1, 2014Tires, Equipment. Tire Pressure Monitor System (TPMS) Functional Changes. INFORMATION There has been a disruption in the production and supply chain of certain electronic components. These events have influenced global manufacturing facilities, including the automotive sector. In order to fulfill customer demand and maintain production schedules, BMW has made a change to the Tire Pressure Monitor System of certain vehicles.
- 10148316May 1, 2014Brakes. Incorrect Remaining Service Life from CBS Data for Brake pads. The yellow "Service Due" warning message lights up in the instrument cluster, even though the brake pad thickness is more than 4.2mm (above the thickness at which the pad sensor intervenes). The calculated remaining service life for the brake pads (front and/or rear axle) from the CBS data does not match the actual brake pad thickness. Note: E9x…
- 10148276Apr 1, 2014Equipment. Traffic Information Is Inoperative. The traffic information is intermittently or permanently inoperative. * Traffic flow is not displayed on the navigation map. * The traffic list is empty. 1. The Offboard Availability (backend) system is unavailable and is not sending traffic information. 2. The traffic information feature is not activated correctly.
- 10148273Apr 1, 2014Equipment, Electrical system. Check Control Messages Related to Battery Charge During Cold Ambient Temperatures. On cold days with an outside ambient temperature of less than 15F, customers may notice a check control message related to the battery that is displayed on the instrument cluster and the control information display. Under these conditions, the vehicle starts.
- 10148010Mar 1, 2014Equipment, Electrical system. ConnectedDrive/BMW Assist System Information and Availability. ConnectedDrive features are partially or completely inoperative. Examples of some of these features are listed below: * BMW Assist Inoperative ? SOS call ? Roadside Assistance call * My BMW Remote App * BMW Online - Google local search * Concierge CAUSE The Electronic Subscriber Agreement (ESA) is inactive.
- 10148008Mar 1, 2014Equipment. RAD2+ Radio: Background Noise with Audio Turned Off. Background noise (buzzing, crackling, static) can be heard: * At low audio volume * When the radio is turned off * When the ignition is turned off NOTE: Background noise stops when the radio enters sleep mode. IMPORTANT: Background noise is more noticeable on vehicles produced before 09/2009 in case a RAD2+ replacement radio was installed previously. RAD2+ radio…
- 10147966Feb 1, 2014Engine. "N51, N52K, N52T and N55 Engine: Various Faults Stored in DME Related to VANOS and Camshaft Position. INFORMATION Part NumberDescriptionQuantity 11 36 7 583 207Adjustment unit inlet camshaft (VANOS)1 11 36 7 583 208Adjustment unit outlet camshaft (VANOS)1 Refer to ETK for additional bolts and gaskets. WARRANTY INFORMATION Covered under the terms of the BMW New Car/SAV Limited Warranty or the BMW Certified Pre-Owned…
- 10147953Jan 1, 2014Electrical system. "ConnectedDrive/BMW ASSIST Features Are Inoperative. ConnectedDrive features are partially or completely inoperative. * No traffic information (RTTI / ARTTI) * BMW ASSIST ""My Info"" service doesn't work. CAUSE The Electronic Subscriber Agreement (ESA) is inactive. * No active contract for ConnectedDrive features Offboard Availability (Backend) system issues * The external network was/is inoperative. * No data is…
- 10147945Jan 1, 2014Exterior lighting. Delay in Automatic Driving Light Switching On/Off. When driving out of a tunnel or exiting underground parking, the automatic driving light remains switched on for two minutes, even in daylight. The automatic driving light switching on/off can be shorter or longer when it starts to get dark. CAUSE The software for the switch-on threshold is lowered to protect the xenon light source.
- 10147930Jan 1, 2014Transmission and drivetrain. GM6 - 6L45R: Diagnostic Procedure for Shudder or Vibration Issues. A shudder or vibration can be felt under light acceleration or when driving at constant suburban speeds. This can be most noticeable in the 1700 - 2200 engine rpm range while in 3rd through 6th gears. No faults are stored in the EGS module. CAUSE Changes in the frictional properties of the automatic transmission fluid over time can lead to momentary…
- 10150173Nov 1, 2013Body and structure, Visibility (wipers, defrost, mirrors), Electrical system. "Outside Door Mirror Moves when Locking or Unlocking the Vehicle. The door mirror tilts immediately after unlocking or locking. The mirror position does not correspond to the memory position preset by the customer. Pressing the seat memory button typically will return the mirror to the stored position. Poor electrical contacts of the mirror drive in the mirror housing INFORMATION The problem has been integrated…
- 10150167Nov 1, 2013Brakes. Incorrect Remaining Service Life from CBS Data for Brake pads. The calculated remaining service life for the brake pads (front and/or rear axle) from the CBS data does not match the actual brake pad thickness. The customer notices implausible remaining distances (too high or too low) on the front and/or the rear axle brake system. Note: E9x vehicles with xDrive are not affected by this bulletin. Software…
- 10150161Nov 1, 2013Engine, Transmission and drivetrain. N55: Engine Difficult to Start at Cold Ambient Temperatures. The complaint may include any of the following symptoms: * The engine stalls immediately after a cold start before driving away * The engine may run roughly or misfire after a cold start * The engine does not start cold or may take several attempts * To assist starting when cold, the accelerator may need to be depressed slightly and the idle speed raised…
- 10150265Oct 1, 2013Equipment. Intermittently Stored FM Radio Stations Default to FM 87.7. Intermittently, the stored FM radio stations default to FM 87.7 after vehicle start-up. CAUSE 1. Low battery voltage or voltage drop at the head unit 2. Radio station preset contains FM 87.7 3. Remote key memory not set correctly or the setting is lost
- 10150264Oct 1, 2013Seats. "The replacement OC3 seat mat (front passenger seat occupancy) will not enable when following ISTA Repair Instruction REP 65 77 604, ""Replacing sensor mat (OC3 mat) for passenger seat occupancy detector."" 1. When the new mat is installed in the vehicle, too much pre-load pressure will prevent the mat from being enabled. ISTA/P WILL NOT enable the new part, and will cause permanent damage to it. 2. The new part…
- 10053585Sep 1, 2013Engine cooling. Bmw: oil leaks from the air hose on turbocharger. This is designated for e70, and e90 models with m57y diesel engines. Service engine soon lamp may be illuminated.
- 10150224Aug 1, 2013Visibility (wipers, defrost, mirrors). "Outside Door Mirror Moves when Locking or Unlocking the Vehicle. The door mirror tilts immediately after unlocking or locking. The mirror position does not correspond to the memory position preset by the customer. Pressing the seat memory button typically will return the mirror to the stored position. Poor electrical contacts of the mirror drive in the mirror housing INFORMATION The problem has been integrated…
- 10150221Aug 1, 2013Brakes. Brake Fluid Maintenance Service: 36-Month Interval. The CBS displays the first brake fluid service as a 36-month interval from the date of production instead of the appropriate 24-month interval.
- 10150218Aug 1, 2013Engine cooling. N51, N52K, N52T and N55 Engine: Various Faults Stored in DME Related to VANOS and Camshaft Position. A rattling noise can be heard from the engine compartment; the engine exhibits a loss of power; and the Service Engine Soon lamp is illuminated. One, or more of the following faults may be stored.
- 10053486Aug 1, 2013Body and structure. Bmw: corrsion protection is insufficient on the outside of the trunk around the battery connector which could lead to corrosion of the body. *kb updated 11/1/13.
- 10150037Jul 1, 2013Brakes. Brake Fluid Maintenance Service: 36-Month Interval. The coding in these vehicles has the CBS displaying the first brake fluid service as a 36-month interval from the date of production, instead of the appropriate 24-month interval.
- 10150033Jul 1, 2013Engine, Electrical system. N51, N52K, N52T and N55 Engine: Various Faults Stored in DME Related to VANOS and Camshaft Position. A rattling noise can be heard from the engine compartment; the engine exhibits a loss of power; and the Service Engine Soon lamp is illuminated. One, or more of the following faults may be stored.
- 10150065Jun 1, 2013Engine, Equipment. "BMW NA has agreed to extend the emissions warranties of the turbocharger's wastegate to: ??8 years or 82,000 miles, whichever occurs first, as determined from the vehicle's original in-service date select the ""Vehicle Comment"" button to display the extended coverage information. The terms of the original New Vehicle/SAV Limited Warranty and applicable emissions warranty still apply.
- 10149613May 1, 2013Equipment. In all audio modes (radio, CD, AUX-In, etc.), the audio output is distorted. It is more noticeable with high bass and high audio volume settings. There may also be an intermittent interference noise coming from the loudspeakers at low audio volume or when the radio is turned off. Audio settings in the RAD2+ (radio professional)
- 10149589May 1, 2013Fuel system, Engine. "N54 Engine: Diagnosis of Cold Start Rough Running with Misfire Faults. The customer may complain that during the cold start in the morning, the engine runs very roughly and the Service Engine Soon lamp is illuminated. Various misfire fault codes (e.g., 29CC, 29D2, 29D1, 29D0, 29C0, 29CF) may be stored in the DME control module. The engine rough running complaint can be reproduced on a cold start in the workshop.
- 10149495Apr 1, 2013Equipment. "Roadside Assistance and BMW Online Services Inoperative After Programming. Roadside Assistance and BMW Online services are inoperative after programming the vehicle with ISTA/P 2.48 to 2.49.0. The symptoms are as follows: * BMW Online - No network available when selected * Roadside Assistance - When selected, a message stating ""Service not enabled or contract expired"" is displayed. Also, ""Start service"" is…
- 10149345Apr 1, 2013Body and structure. "MWhite Wear Marks on Canvas Top. Wear marks appear on the convertible top on the left and/or right side C-pillar areas. A For vehicles produced to December 12, 2011 1. Replace the defective canvas convertible top. Refer to ISTA Repair Instruction 54 34 120, ""Replacing soft top fabric."" Note: The following repair steps must be performed before the new top is installed to prevent a repeat repair for wear marks. 2.
- 10149339Apr 1, 2013Engine cooling. ?SI B12 14 12 April 2013 Engine Electrical SystemsTechnical Service This Service Information bulletin supersedes SI B12 14 12 dated January 2013. designates changes to this revision SUBJECT N51, N52K, N52T and N55 Engine: Various Faults Stored in DME Related to VANOS and Camshaft Position. A rattling noise can be heard from the engine compartment; the engine has a loss of power; and the Service Engine Soon lamp is…
- 10149338Apr 1, 2013Steering. Intermittently, the engine idle speed may fluctuate up and down or cut off under any of the following circumstances, without any relevant faults stored in the DME memory: * While driving off throttle (coasting) and braking at speeds below approx. 10 mph * While idling, low-speed maneuvering such as parking, or if the steering is turned to the full-lock position Unfavorable DME software
- 10150133Mar 1, 2013Equipment, Electrical system. In all audio modes (radio, CD, AUX-In, etc.), the audio output is distorted. It is more noticeable with high bass and high audio volume settings. There may also be an intermittent interference noise coming from the loudspeakers at low audio volume or when the radio is turned off. Audio settings in the RAD2+ (radio professional)
- 10150131Mar 1, 2013Air bags. "Enabling and Replacing New OC3 Seat Mat. The replacement OC3 seat mat (front passenger seat occupancy) will not enable when following ISTA Repair Instruction REP 65 77 604, ""Replacing sensor mat (OC3 mat) for passenger seat occupancy detector."" When the new mat is installed in the vehicle, too much pre-load pressure will prevent the mat from being enabled. ISTA/P WILL NOT enable the new part, and will cause…
- 10150130Mar 1, 2013Equipment. The vehicle position is missing or incorrect on the navigation map. The navigation system integrated in the Car Information Computer (CIC) is not calibrated correctly.
- 10150128Mar 1, 2013Equipment, Electrical system. Basic SVS: Voice Recognition Inoperative After Programming. After programming the vehicle with ISTA/P 2.48.x, the voice recognition (Basic SVS) is inoperative. NOTE: The Basic SVS only includes voice recognition for phone functions. Error in the coding data of ISTA/P 2.48.x The voice recognition function is unintentionally deactivated.
- 10150099Mar 1, 2013Fuel system. N54 Engine: Fuel Pressure Control Test Plan Error. INFORMATION Not applicable.
- 10150096Mar 1, 2013Transmission and drivetrain, Engine. N55 Engine Failsafe - FC 120308 Boost Pressure Control, Plausibility: Pressure Too Low Stored in DME Fault Memory. INFORMATION The customer complains the SES is illuminated and the engine has reduced power (engine failsafe mode).
- 10149460Feb 1, 2013Electrical system. "Roadside Assistance and BMW Online Services Inoperative After Programming. Roadside Assistance and BMW Online services are inoperative after programming the vehicle with ISTA/P 2.48 or higher. The symptoms are as follows: * BMW Online - No network available when selected * Roadside Assistance - When selected, a message stating "Service not enabled or contract expired" is displayed. Also, "Start service" is grayed…
- 10149441Feb 1, 2013Visibility (wipers, defrost, mirrors). "Outside Door Mirror Moves when Locking or Unlocking the Vehicle. The door mirror tilts immediately after unlocking or locking. The mirror position does not correspond to the memory position preset by the customer. Pressing the seat memory button typically will return the mirror to the stored position. Poor electrical contacts of the mirror drive in the mirror housing INFORMATION The problem has been integrated…
- 10149316Jan 1, 2013Equipment, Electrical system. RAD2plus: Radio Causes Battery Drain. The vehicle's battery state of charge is very low after the vehicle was parked for a longer period of time (e.g., overnight). The RAD2+ radio doesn't allow the vehicle to enter full sleep mode, and causes a current draw from the battery with ignition off.
- 10149296Jan 1, 2013Engine. N51, N52K, N52T and N55 Engine: Various Faults Stored in DME Related to VANOS and Camshaft Position. A rattling noise can be heard from the engine compartment; the engine has a loss of power; and the Service Engine Soon lamp is illuminated. One or more of the following faults may be stored.
- 10150389Dec 1, 2012Equipment. Service Action: CIC - Install Navigation Road Map Database 2013. The Car Information Computer (CIC) road map database 2013 must be installed onto the CIC internal Hard Disc Drive (HDD).
← All problems reported for the 2011 BMW 135I
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.