Technical Service Bulletins (TSBs) for the 2015 Z4 are official communications between BMW & their dealerships that describe processes for troubleshooting or fixing certain common problems.
All vehicle manufacturers are required by U.S. law to make their TSBs available to the public.
Engine Oil Quick Reference Chart and Drain Plug Torque: The current version of ISTA/D has an error in the engine oil capacity specification for all vehicles with the N63R engine and xDrive. Read More »
N20 AND N26 ENGINES TURBOCHARGER ELECTRIC WASTEGATE ACTUATOR LINKAGE PIN CORROSION This Service Information bulletin replaces SI B11 14 17 dated February 2018. Read More »
"Delivery Stop: Remove Engine Oil Label. Affected vehicles in dealer inventory must not be retailed or delivered until the label is removed. Vehicles at ports of entry will be remedied prior to dealer delivery. Read More »
?N20 and N26 engine: Smoke from Exhaust when Starting a Cold Engine. When starting a cold engine, blue smoke can be seen emitting from the exhaust tailpipe for approximately 10-20 seconds. Read More »
N20 and N26 Engine: Oil Leaks from Cylinder Head Cover. There is an engine oil leakage under the vehicle, or the vehicle smells of engine oil. The cylinder head cover gasket is leaking engine oil due to loose retaining bolt(s). Read More »
SUBJECT DME Internal and Valvetronic Faults Set at Cold Ambient Temperatures. The Service Engine Soon light (MIL) can be illuminated with the erroneous internal and Valvetronic faults stored in the DME. Read More »
SUBJECT N20, N26, and N55 Engines with Injector Electrical Faults. Any of the following symptoms could occur simultaneously with injector electrical faults stored in the DME: z After the engine is turned off for a short time, it can no ... Read More »
. INFORMATION To properly diagnose the customer's complaint, the applicable test plan for the misfire faults stored in the DME must be performed to avoid repeat repairs. Read More »
?N20 and N26 Engine: Various VANOS System Faults Stored in DME. The Service Engine Soon lamp and Engine Malfunction warning are illuminated, and the vehicle has reduced power output. Read More »
For the above-referenced vehicles, BMW of North America, LLC (BMW NA) is extending the limited warranty for the engine timing chain and oil pump drive chain modules to: 7 years/70,000 miles as determined by the vehicle's original ... Read More »
BMW of North America, LLC (BMW NA) is extending the limited warranty for the engine timing chain and oil pump drive chain modules to: 7 years/70,000 miles as determined by the vehicle's original in-service ... Read More »
BMW of North America, LLC BMW NA is extending the limited warranty for the engine timing chain and oil pump drive chain modules to: 7 years/70,000 miles as determined by the vehicle's original in-service ... Read More »
N20 AND N26 ENGINE TIMING CHAIN AND OIL PUMP DRIVE CHAIN: Whining noise from the lower engine area near the engine oil pump that increases frequency when increasing the engine RPM. Read More »
N20, N26, N55, N63TU, S63TU and S55 Engines: Bosch Injector ETK Part Number Error What's New: ? Procedure change: indentifying injector type using an ISTA test plan. . Read More »
8HP: TRANSMISSION FLUID LOSS FROM COOLER LINES CONNECTIONS. There is a transmission fluid leak in the area around the oil cooler lines (on the transmission side). Read More »
"SI B12 01 14 February 2016 Electrical Systems Technical Service This Service Information bulletin supersedes SI B12 01 14 dated April 2014. Read More »
February 2016 Engine Technical Service This Service Information Bulletin supersedes SI B11 16 15 dated September 2015 SUBJECT N20 and N26 engine: Smoke from Exhaust when Starting a Cold Engine. Read More »
ENGINE AND ENGINE COOLING:ENGINE:OTHER FUEL TYPES:TURBO/SUPERCHARGER
February 2016 Engine Technical Service This Service Information Bulletin supersedes SI B11 16 15 dated September 2015 SUBJECT N20 and N26 engine: Smoke from Exhaust when Starting a Cold Engine. Read More »
N20 and N26 engine: Smoke from Exhaust when Starting a Cold Engine. When starting a cold engine, blue smoke can be seen emitting from the exhaust tailpipe for approximately 10-20 seconds. Read More »
February 2016 Engine Technical Service This Service Information Bulletin supersedes SI B11 16 15 dated September 2015 SUBJECT N20 and N26 engine: Smoke from Exhaust when Starting a Cold Engine. Read More »
?N20 and N26 engine: Smoke from Exhaust when Starting a Cold Engine. When starting a cold engine, blue smoke can be seen emitting from the exhaust tailpipe for approximately 10-20 seconds. Read More »
ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL
"SI B12 01 14 February 2016 Electrical Systems Technical Service This Service Information bulletin supersedes SI B12 01 14 dated April 2014. Read More »
ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV)
Delivery Stop: Crankcase Failure. A Delivery Stop has been issued on certain 2015 model year vehicles with N20/N26 engines produced from September 4, 2014 through October 21, 2014. These vehicles may have a crankcase failure. Read More »
?N20, N26, N55, N63TU, S63TU and S55 Engines: Bosch Injector ETK Part Number Error What's New: ? Identifying the injector type using the ISTA test plan ? Determining the injector part number using the new the parts table. Read More »
SI B13 03 15 February 2016 Fuel Systems Technical Service This Service Information bulletin supersedes SI B13 03 15 dated March 2015 and replaces SI B13 04 13 dated March 2014. Read More »
"N20 and N26 Engines: ETK Injector Part Number Error. INFORMATION The current version of ETK has an error on screen 13_1417: ""High -pressure pump/Tubing. Read More »
N20 and N26 Injector Replacement. INFORMATION When a defective high-pressure fuel injector is identified with an index "02" designation, as shown in the illustration below, all 4 injectors must be replaced at the same time. Read More »
SUBJECT N20, N26, and N55 Engines with Injector Electrical Faults. Any of the following symptoms could occur simultaneously with injector electrical faults stored in the DME: z After the engine is turned off for a short time, it can no ... Read More »
N20 and N26 Injector Replacement. INFORMATION When a defective high-pressure fuel injector is identified with an index "02" designation, as shown in the illustration below, all 4 injectors must be replaced at the same time. Read More »
BMW of North America, LLC (BMW NA) is extending the limited warranty for the engine timing chain and oil pump drive chain modules to: 7 years/70,000 miles as determined by the vehicle's original in-service ... Read More »
8HP: TRANSMISSION FLUID LOSS FROM COOLER LINES CONNECTIONS. There is a transmission fluid leak in the area around the oil cooler lines (on the transmission side). Read More »
DCT Transmission: Oil Leakage Diagnosis. INFORMATION Incorrect diagnosis of DCT (Double-clutch Transmission) oil leaks may lead to unnecessary part replacements and repeat customer repair visits. Read More »
"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 ... Read More »
BMW: ON TRANSMISSION SIDE, IN SOME VEHICLES, THE TRANSMISSION FLUID IS LEAKING AROUND THE AREA OF THE OIL COOLER LINES CAUSING UNFAVORABLE COOLING LINE CONNECTION TOLERANCES TO DAMAGE O RINGS. Read More »
BMW: ON TRANSMISSION SIDE, IN SOME VEHICLES, THE TRANSMISSION FLUID IS LEAKING AROUND THE AREA OF THE OIL COOLER LINES CAUSING UNFAVORABLE COOLING LINE CONNECTION TOLERANCES TO DAMAGE O RINGS. Read More »
8HP: Transmission Fluid Loss from Cooler Lines Connections. There is a transmission fluid leak in the area around the oil cooler lines (on the transmission side). Read More »
With the court's FINAL approval, BMW of North America, LLC (BMW NA) has entered into a nationwide settlement with the plaintiffs in the following class action: Gelis, et al. v. Read More »
The electrical system of BMW vehicles has been subject to an ongoing development process over the last few years. This has led to increased demands being placed on the battery. Read More »
SERVICE ACTION: GSM COMBOX DEACTIVATION / DISCONTINUATION WITH 4 YEAR ASSIST SERVICE. What's New: ? Model: Option code removed to prevent confusion about affected vehicles ? Situation: Information added about Bluetooth functionality that ... Read More »
The underlying 2G technology for the GSM (Global System Mobile communication) COMBOX will no longer be supported by the cellular network providers after December 31, 2016. Read More »
"SI B12 01 14 February 2016 Electrical Systems Technical Service This Service Information bulletin supersedes SI B12 01 14 dated April 2014. Read More »
SUBJECT Audio System Speaker Testing. For audio system speaker testing there is a NED (Non Electrical Diagnosis) Test Plan available. CAUSE We previously recommended use of the Audio Test CD (ATC) from BMW. This CD has been discontinued. Read More »
SI B84 03 14 February 2016 Communication Systems Technical Service This Service Information bulletin supersedes SI B84 03 14 dated October 2014. SUBJECT Bluetooth Connection Failures. Read More »
Door Open Message Displayed, Even Though Door Is Closed. The customer complains that while driving, a CCM (check control message) indicates the doors are open, even though they are closed. Read More »
"Google(tm) Local Search Inactive. When searching for a Point of Interest (POI) in the navigation menu, the ""Google(tm) Local Search"" option cannot be selected. The POI search option ""Google(tm)Local Search"" is not activated. Read More »
SUBJECT DME Internal and Valvetronic Faults Set at Cold Ambient Temperatures. The Service Engine Soon light (MIL) can be illuminated with the erroneous internal and Valvetronic faults stored in the DME. Read More »
Automated Activation of Navigation System During PDI/QC1. INFORMATION Important: The INITIAL NAV enabling code no longer needs to be pre-ordered through the Parts department! When the vehicle is connected to the diagnostic system ISTA to ... Read More »
iPhone 6, 6 Plus, 5, 5S, 5C, 4S, 4, and 3GS with iOS 8.x Information. INFORMATION There is one major difference in functionality since iOS 8.0 was released. Scenario: z The customer leaves the vehicle and turns his or her phone off. Read More »
Service Action: Bluetooth Software (KISU Data) Update. This Service Action is being released to improve customer satisfaction as we strive to be number 1 in the JD Power Initial Quality Survey (IQS). Read More »
"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 ... Read More »
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 ... Read More »
Service Action: Wiring Harness Sensor Rear Module. The wiring harness for the convertible top rear module sensor may be positioned incorrectly, which can cause damage to the wiring harness. Read More »
Delivery Stop: Wiring Harness Sensor Rear Module. A Delivery Stop has been issued on certain 2014 model year E89 vehicles produced from March 26, 2014 through April 01, 2014. Read More »
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 ... Read More »
"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. Read More »
USB CABLE: BATTERY DISCHARGE/AUDIO FAILURE/RADIO RECEPTION. No sound from the radio, telephone, gong signal and or PDC. Poor radio reception and failure of the telematics systems. Read More »
iPhone 6, 6 Plus, 5, 5S, 5C, 4S, 4, and 3GS with iOS 8.x Information. INFORMATION There is one major difference in functionality since iOS 8.0 was released. Scenario: z The customer leaves the vehicle and turns his or her phone off. Read More »
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. Read More »
Door Brake Makes Squeaking Noise. The customer may complain of a squeaking noise when opening or closing either front door. Debris inclusions imbed into the door brake slide mechanism. Read More »
Valve Stem Replacement with Wheel Electronics. INFORMATION The valve stems are single-use only, and must be replaced every time the wheel electronics are replaced. If you loosen the nut (1), you must replace the valve stem. Read More »
Valve Stem Replacement with Wheel Electronics. INFORMATION The valve stems are single-use only, and must be replaced every time the wheel electronics are replaced. If you loosen the nut (1), you must replace the valve stem. Read More »
The Lane Change Warning (LCW) yellow triangle symbol on either one, or both the exterior side view mirrors does not illuminate to alert the driver when it should. Read More »
N20 AND N26 ENGINE TIMING CHAIN AND OIL PUMP DRIVE CHAIN: Whining noise from the lower engine area near the engine oil pump that increases frequency when increasing the engine RPM. Read More »
ConnectedDrive/BMW Assist System Diagnosis Information This Service Information bulletin replaces SI B84 02 14 dated July 2014 What's New: Model - Removed models which no longer support BMW Assist functionality and added new models. Read More »
"?Telematics Device Spares Replacement Part Activation via DCSnet for BMW Assist What's New: ? Model: All models added along with 6AC option code ? Situation: All information added ? Information: Deleted CDMA related information and added ... Read More »
USB CABLE: BATTERY DISCHARGE/AUDIO FAILURE/RADIO RECEPTION. No sound from the radio, telephone, gong signal and or PDC. Poor radio reception and failure of the telematics systems. Read More »
Bluetooth Connection Failures. There are various connectivity failures with the following devices: Apple iPhones Samsung S6 and the S6 Edge. Connectivity failure examples are: Call disconnection - Call is transferred back to the handset. Read More »
SI B13 03 15 February 2016 Fuel Systems Technical Service This Service Information bulletin supersedes SI B13 03 15 dated March 2015 and replaces SI B13 04 13 dated March 2014. Read More »
Door Brake Makes Squeaking Noise. The customer may complain of a squeaking noise when opening or closing either front door. Debris inclusions imbed into the door brake slide mechanism. Read More »
One or both of the situations listed below may be encountered: ? Android device connection stability (dropped calls) ? Third-Party App Metadata: The album art and song title do not update when streaming audio from Pandora or Spotify, etc. Read More »
This Service Information bulletin supersedes SI B65 05 09 dated July 2009. designates changes to this revision SUBJECT CIC Headunit: Navigation System Road Map Usage. Read More »
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 ... Read More »
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 ... Read More »
Enabling Code FSC/SWT - Enabling the Navigation System Map at QC1. The navigation system is inoperative unless the map is enabled during the QC1 Pre-Delivery Check. Read More »
Vehicle cannot be opened or closed using comfort access, engine start is not possible, and the vehicle may not start when placing the key against the steering column. Read More »
With the court's FINAL approval, BMW of North America, LLC (BMW NA) has entered into a nationwide settlement with the plaintiffs in the following class action: Gelis, et al. v. Read More »
TELEMATICS UNIT DEACTIVATION DUE TO 3G CELLULAR TECHNOLOGY DISCONTINUATION: The discontinuation of 3G cellular communication for Combox, TCB 3G and ATM 3G (Telematics ControlModule) can no longer be supported by the cellular network ... Read More »
Bluetooth Connection Failures: There are various connectivity failures with the following devices: Apple iPhones: Samsung S6 and the S6 Edge. Read More »
Bluetooth Connection Failures. There are various connectivity failures with the following devices: Apple iPhones Samsung S6 and the S6 Edge. Connectivity failure examples are: Call disconnection - Call is transferred back to the handset. Read More »
New programming feature: Exclusion of Infotainment Control Units from Programming. Programming with ISTA/P 3.57.4, or a more recent update, displays a new Pop-Up window providing options for systems programming. Read More »
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 ... Read More »
AUTOMATED ACTIVATION OF NAVIGATION SYSTEM DURING PDI/QC1: This Service Information Bulletin (Revision 2) replaces SI B65 22 14 dated October 2015. Read More »
NAVIGATION SYSTEM: REPORTING MISSING OR INCORRECT ROAD MAP DATA: The route guidance is inaccurate and therefore irritating to the customer; or it is not possible to locate certain addresses, for ... Read More »
NAVIGATION SYSTEM: REPORTING MISSING OR INCORRECT ROAD MAP DATA: The route guidance is inaccurate and therefore irritating to the customer; or it is not possible to locate certain addresses, for ... Read More »
This Service Information bulletin supersedes SI B65 05 09 dated July 2009. designates changes to this revision SUBJECT CIC Headunit: Navigation System Road Map Usage. Read More »
This Service Information bulletin supersedes SI B65 10 09 dated March 2013. designates changes to this revision SUBJECT CIC head unit: Vehicle Position Is Missing or Incorrect on Navigation Map. Read More »
Automated Activation of Navigation System During PDI/QC1. INFORMATION Important: The INITIAL NAV enabling code no longer needs to be pre-ordered through the Parts department! When the vehicle is connected to the diagnostic system ISTA to ... Read More »
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. Read More »
Enabling Code FSC/SWT - Enabling the Navigation System Map at QC1. The navigation system is inoperative unless the map is enabled during the QC1 Pre-Delivery Check. Read More »
"Delivery Stop: Remove Engine Oil Label. Affected vehicles in dealer inventory must not be retailed or delivered until the label is removed. Vehicles at ports of entry will be remedied prior to dealer delivery. Read More »
With the court's FINAL approval, BMW of North America, LLC (BMW NA) has entered into a nationwide settlement with the plaintiffs in the following class action: Gelis, et al. v. Read More »
Service Action: Bluetooth Software (KISU Data) Update. This Service Action is being released to improve customer satisfaction as we strive to be number 1 in the JD Power Initial Quality Survey (IQS). Read More »
Delivery Stop: Wiring Harness Sensor Rear Module. A Delivery Stop has been issued on certain 2014 model year E89 vehicles produced from March 26, 2014 through April 01, 2014. Read More »
SUBJECT Audio System Speaker Testing. For audio system speaker testing there is a NED (Non Electrical Diagnosis) Test Plan available. CAUSE We previously recommended use of the Audio Test CD (ATC) from BMW. This CD has been discontinued. Read More »
SI B84 03 14 February 2016 Communication Systems Technical Service This Service Information bulletin supersedes SI B84 03 14 dated October 2014. SUBJECT Bluetooth Connection Failures. Read More »
Automated Activation of Navigation System During PDI/QC1. INFORMATION Important: The INITIAL NAV enabling code no longer needs to be pre-ordered through the Parts department! When the vehicle is connected to the diagnostic system ISTA to ... Read More »
iPhone 6, 6 Plus, 5, 5S, 5C, 4S, 4, and 3GS with iOS 8.x Information. INFORMATION There is one major difference in functionality since iOS 8.0 was released. Scenario: z The customer leaves the vehicle and turns his or her phone off. Read More »
Service Action: Bluetooth Software (KISU Data) Update. This Service Action is being released to improve customer satisfaction as we strive to be number 1 in the JD Power Initial Quality Survey (IQS). Read More »
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 ... Read More »
Whistling Noise Coming from the Center Vent - A/C is Off . A very high pitched whistling or beeping noise is heard coming from the center vents. The flow of refrigerant through the expansion valve at certain temperature differentials. Read More »
