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Service bulletins for the 2012 Volkswagen Passat

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.

1572 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
New ODIS Service2018-12-10. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ELECTRICAL SYSTEM:SOFTWARE; AIR BAGS. New ODIS Service Application
VW Diagnostic Co2018-12-10. Service bulletin. AIR BAGS; ELECTRICAL SYSTEM:SOFTWARE. As a result, in order to ensure proper diagnostic procedure completions and log submissions as required by Takata Airbag Recall 69Q9, all diagnostic devices in service must be updated to V2.36.5 prior to performing the recall procedures.
TT 58 18 012018-12-10. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. Key Battery Diagnostic Process
TT 80 13 01_ss32018-12-03. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:APPLIANCE:AIR CONDITIONER. Updated to include an additional model for blower motor diagnosis.
V011812-20146032018-12-03. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Update content and include additional models and model year applicability.
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
V011625 20286092018-03-13. Service bulletin. ELECTRICAL SYSTEM; ENGINE. Update service number and labor operation number.
TT571601 20443052018-03-13. Service bulletin. ELECTRICAL SYSTEM. Diagnostic reference chart to assist the technician in diagnosis of remote starter concerns, updated to reflect the module being addressed.
V261605 20411102018-03-13. Service bulletin. ELECTRICAL SYSTEM. Include additional diagnostic Trouble Code (DTC) applicability.
VIN-4-A-PIN 7-312018-02-05. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION; ENGINE; ELECTRICAL SYSTEM; INTERIOR LIGHTING; STRUCTURE:BODY. On-car analysis list of Customer Complaints: Customer states the oil light is on
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.
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
VIN-4-A-PIN 2-32018-02-05. Service bulletin. ELECTRICAL SYSTEM. On-car analysis list of customer compliants Customer Complaint: Mil?on no electric drive mode, untouched vehicles
VIN-4-A-PIN01062018-01-08. Service bulletin. ELECTRICAL SYSTEM. On-car analysis list of customer compliants Customer Complaint: Mil?on no electric drive mode, untouched vehicles
V191602 20225492018-01-08. Service bulletin. ELECTRICAL SYSTEM. Update model year applicability.
V261604 20411102018-01-08. Service bulletin. ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS. Update model year 2015 and 2016 Touareg and include VIN ranges.
Reference - 20122017-12-14. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT. Assembly Instructions (Installation of original remote start feature accessory, Volkswagen Passat): This document informs of the parts, tools, and overview to install an original remote start feature accessory
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.

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