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Service bulletins for the 2012 Volkswagen Jetta SportWagen

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

1084 on file from NHTSA, as of 2026-10-19.

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Only bulletins with component: Electrical system are shown. Show all

Bulletins, newest first
A971861 2013504-2018-09-17. Service bulletin. ELECTRICAL SYSTEM. This information bulletin contains instructions for checking the pins/terminals for contacts and nano contacts.
TT0017032018-04-16. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Tip for Scan tool concerns that may occur duing a test plan
Campaign Circula2018-04-02. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ELECTRICAL SYSTEM:SOFTWARE. Emissions Service Action: The vehicle?s engine management software has been improved to assure the vehicle?s tailpipe emissions are optimized and operating efficiently.
V011625 20286092018-03-13. Service bulletin. ELECTRICAL SYSTEM; ENGINE. Update service number and labor operation number.
Campaign Circula2018-02-05. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; FUEL SYSTEM, DIESEL. Emissions Service Action (Certain 2010-2014 Volkswagen Vehicles with 2.0L TDI® Clean Diesel Engine ECM Software Update): The vehicle?s engine management software has been improved to assure the vehicle?s tailpipe emissions are optimized and operating efficiently. Under certain operating conditions, the earlier strategy may have increased the chance of the vehicle?s MIL light illuminating. If the MIL illuminates for any reason, the vehicle will not pass an IM emissions inspection in some regions. The corrective action taken was to Install updated ECM software
Ref. - Reflash U2018-02-05. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Quick Reference Update Guide of the vehicles expected upgraded software level. The latest corresponding technical bulletins that address the issues, and concerns that have been had with the vehicles.
V191602 20225492018-01-08. Service bulletin. ELECTRICAL SYSTEM. Update model year applicability.
V011316 20340462017-12-14. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM:SOFTWARE. Technical Bulletin (Update Programming of ECM for Concerns of a Bump Sensation after Coming to a Stop): Current ECM programming may cause a bump after coming to a stop, which may be felt through the chassis of the vehicle. This concern is caused by the engine torque being slightly high when the transmission goes into Neutral Control. Neutral Control is designed to reduce load on the engine during idle, in order to decrease emissions. The production solution to this issue was improved software for smoother stopping.
V011317 20340122017-12-14. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM:SOFTWARE. Technical Bulletin (Manifold Absolute Pressure Range / Performance Stored in ECM Fault Memory): Monitoring strategy for the manifold absolute pressure sensor is too sensitive, causing fault code P0106 to incorrectly set in the engine control module. The production solution to this issue was improved software. This document discusses the "Fault Codes" necessary to diagnosis, and potential remedy of the issue. The fault codes for checking warranty coverage for servicing the vehicle are also available.
V271301 20339782017-12-14. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. Technical Bulletin (Generator Replacement): This document informs of Charging System inoperative/malfunctions, noise from engine compartment, accessory drive belt damaged or missing. From this condition one or more of the following symptoms are possible * Discharged Battery * No Start * Battery Indicator illuminated in Instrument Cluster * "Low Voltage" DTCs in various control modules * Engine noise * Accessory Drive Belt damaged or missing If a generator is replaced, there must be a confirmed failed GFF Test Plan available, or in the event of a mechanical failure of the component, complete and detailed documentation of the reason for the replacement, which must be submitted into the warranty claim comments.
TT 90-12-042017-12-14. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. Tech Tips (Service Interval Settings after Instrument Cluster Replacement): After instrument cluster replacement, service interval maximum values may need to be manually set. This document informs how to set the values manually.
ODIS Service Dia2017-12-14. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Download ODIS Service Diagnostic Version for 24CV recall.
TT 90-11-102017-12-14. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. Tech Tips (Instrument Cluster Production Mode): During PDI, or after installation of a replacement cluster, ?Pro? may be displayed in place of the odometer. The high beam indicator may be flashing in the instrument cluster as well. This indicates the cluster is in Production mode. Production mode is not the same as ?Transport? mode. This document infroms of the difference between Production, and Transport mode.
V011307 20328712017-12-14. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Technical Bulletin (Update Programming - MIL ON, DTC P240F Stored in ECM Fault Memory): The following fault code (P240F) may be stored in the ECM Fault Memory concerning (Exhaust Gas Recirculation Slow Response). This document informs that the Diagnostic strategy is too sensitive when addressing this issue. The production to address this issue was Improved ECM software to address MIL ON complaints. This document discusses the "Fault Codes" necessary to diagnosis, and potential remedy of the issue. The fault codes for checking warranty coverage for servicing the vehicle are also available.
V911305 20311362017-12-14. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Technical Bulletin (Update Programming RCD-510 Radio (Premium 8)): Programming contained in software level(s) for certain RCD-510 Radio (Premium 8) radios may cause Bluetooth audio quality complaints for model year 2012, and 2013. The production solution for this issue is a running software change. This document discusses the "Fault Codes" necessary to diagnosis, and potential remedy of the issue. The fault codes for checking warranty coverage for servicing the vehicle are also available.
V911306 20227392017-12-14. Service bulletin. ELECTRICAL SYSTEM. Technical Bulletin (Bluetooth System Identification): This document informs how to identify the various Bluetooth systems by: ? Visual Identification ? PR Code ? Part Number
TT 57-10-112017-12-05. Service bulletin. ELECTRICAL SYSTEM. Tech Tips (Comfort Module (J393) or BCM (J519) Replacement): This document informs If a comfort or body control module is replaced during normal diagnosis, make sure the factory mode has been switched OFF. This can be accomplished by selecting the test plan through GFF or through Vehicle Self Diagnosis in adaptation channel 99. Failure to deactivate factory mode will create a concern where the door locks will not lock and/or unlock with the switch and/or the remotes.
TT 91-14-022017-12-05. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Tech Tips (MDI Functions with iPhone 5 Variants (5, 5c, 5s and iPad fourth generation, iPod Nano seventh generation)): The Apple iPhone 5, iPhone 5c, and iPhone 5s, as well as the iPad 4th generation and iPod Nano 7th generation use a proprietary ?Lightning? connector that is different than the 30-pin dock connector found on previous iPhone and iPad/iPod models. A new MDI cable (?MDI Adapter Cable ? Lightning Charger?) is now available through the VW Accessories eCatalog that is made for use with iPhone 5 variants as well as the previously mentioned iPad/iPod models. This cable should provide full functionality on any vehicle equipped with a UMI (Unified Multimedia Interface). On MY 13 and older vehicles equipped with an MDI, the software level of the MDI must be at or above SW 240 (see Technical Bulletin 2024337) in order to be fully functional.
V211403 20267712017-12-05. Service bulletin. ELECTRICAL SYSTEM. Technical Bulletin (Engine Lacks Performance, Engine Warning Light ON): Engine does not have any power and the engine warning light may be ON. This document discusses the "Fault Codes" necessary to diagnosis, and potential remedy of the issue. The fault codes for checking warranty coverage for servicing the vehicle are also available.
V261402 20189622017-12-05. Service bulletin. ELECTRICAL SYSTEM:IGNITION; ELECTRICAL SYSTEM. Technical Bulletin (TDI Common Rail High Pitch Whine Noise after Switching Ignition OFF): With the implementation of the new ?Clean Diesel Technology?, changes to the EGR system were implemented as compared to previous Diesel engines. After switching ignition OFF, the EGR system must go through an adaption of the valves to maintain calibration. These noises are considered normal and no repairs are necessary.
V281402 20321162017-12-05. Service bulletin. ELECTRICAL SYSTEM. Technical Bulletin (Incorrect Glow Plug Faults): During the initial glow phase, after switching the ignition ?ON?, the ECM performs a check of the glow plugs through the glow plug control module, to ensure the correct glow plugs are installed. This check takes 2 seconds to complete. If the engine is cranked during this check, lowering the system voltage, the ECM may receive an incorrect reading and set incorrect glow plug faults. This document discusses the "Fault Codes" necessary to diagnosis, and potential remedy of the issue. The fault codes for checking warranty coverage for servicing the vehicle are also available.
V011407 20146032017-12-05. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Technical Bulletin This Technical Bulletin details the general process for carrying out a Software Version Management (SVM) software update for any Technical Bulletin (TSB) / Required Vehicle Update (RVU).
V601401 20195682017-12-05. Service bulletin. STRUCTURE; ELECTRICAL SYSTEM. Technical Bulletin (Sunroof / Sunshade, Will Not Open): The panoramic sunroof, regular sunroof or sunshade cannot be opened. This document discusses the "Fault Codes" necessary to diagnosis, and potential remedy of the issue. The fault codes for checking warranty coverage for servicing the vehicle are also available.
V691402 20297672017-12-05. Service bulletin. ELECTRICAL SYSTEM; AIR BAGS. Technical Bulletin (Airbag Warning Lamp Illuminated in Instrument Cluster): Airbag lamp in instrument cluster may illuminate due to unfastened connector for passenger airbag warning lamp. This document informs on how to diagnose that this issue is taking place
TT9111012017-11-12. Service bulletin. ELECTRICAL SYSTEM. Update to existing Tech Tip 91-11-01 for later model years, to direct technicians to the bluetooth compatibility chart.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.