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Service bulletins for the 2012 Volkswagen Jetta

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.

1483 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
TT 57 18 022018-12-03. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; EQUIPMENT. Remote Ket battery diagnostics. Updated to change incorrect repair manual group number (from TT581801 to TT571802)
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
Quick Reference2018-04-02. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Quick Reference of vehicle concerns. Includes a list of Software versions and the technical bulletin numbers that referred to the concerns Updated
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.
TT571004 20314402018-03-13. Service bulletin. ELECTRICAL SYSTEM. Updated direction to address no communication concerns with the -J519- Vehicle Electrical System Control Module.
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.
Update Bulletin2018-02-05. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. UPDATE Technical Bulletin: This software update has been proactively released to revise the engine management strategy to the latest engineering levels.
TT 0115072018-02-05. Service bulletin. ELECTRICAL SYSTEM. Alternative repair direction to address DTC P1386 on the 2.5l engine. Update to include Beetle and Beetle convertible applicability.
Update 021220162018-02-05. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Quick Reference of vehicle concerns. Includes a list of Software versions and the technical bulletin numbers that referred to the concerns Updated
V191602 20225492018-01-08. Service bulletin. ELECTRICAL SYSTEM. Update model year applicability.
V931604 20416912018-01-08. Service bulletin. ELECTRICAL SYSTEM. Update eGolf model 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.
V901301 20313442017-12-14. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. Technical Bulletin (Instrument Cluster Clock and or Trip Buttons Inoperative): This bulletin has been released to address concerns related to clock and trip meter adjustment using the instrument cluster buttons. Because of a fitment concern between the instrument cluster halves the buttons mounted on the instrument cluster may not function properly. The production solution to this issue was an improved production process as of September 30th, 2012. 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.
TT 90-13-012017-12-14. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; EXTERIOR LIGHTING. Tech Tips (Daytime Running Light (DRL) Indicator in Instrument Cluster): This document informs that the daytime running light (DRL) indicator in the instrument cluster is only functional on vehicles equipped with right side steering wheel controls. Indicator may be visible in instrument cluster on vehicles without right side steering wheel controls, but will not function.
Dealer Letter -2017-12-14. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. VOLKSWAGEN DEALERSHIP COMMUNICATION (Revision to UPDATE 24X7 - 2.0L MPI Software 2011-2012 MY Jetta 2.0L Engine Vehicles): VOLKSWAGEN would like to inform dealers of a revision to UPDATE 24X7. This revision expands the scope of the repair solution proactively addressed in the UPDATE due to the availability of new software. In this revision you will find new technical information, new software change tables, and a new SVM code. VOLKSWAGEN informed dealers to inform technicians are aware of these new details, as the old SVM codes will become inactive once this document is published.
V011319 20286252017-12-14. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM:SOFTWARE. Technical Bulletin (Brake Electronics issues): This software update is designed to re-program both the ECM and TCM with new software. The re-programming itself should carry out the updates without technician intervention.
ODIS Service Dia2017-12-14. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Download ODIS Service Diagnostic Version for 24CV recall.
TT 0117082017-12-14. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Precautionary steps to Error Code ERP0203E when performing campaign 23U3.
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.
V011305 20313412017-12-14. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Technical Bulletin (Stored in the Engine Control Module): Production tolerance in Diagnostic Module Tank Leakage (DMTL) pump could cause a false flow reading. This document informs of production tolerance in Diagnostic Module Tank Leakage (DMTL) pump could cause a false flow reading. 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.

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