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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: Transmission control module are shown. Show all

Bulletins, newest first
Edition1152023-10-02. Service bulletin. STRUCTURE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM; VISIBILITY:POWER WINDOW DEVICES AND CONTROLS; ENGINE AND ENGINE COOLING. VW Elsa Newsletter
TB0114152023-08-28. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWARE. Update Programming, Harsh Gear Engagement from Park to Drive or Reverse
TB0114012023-08-28. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:SOFTWARE; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM); POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). Update Programming for Engine Control Module and Transmission Control Module, for Shudder and/or Slight Hesitation Concerns
TB0113352023-08-28. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM:SOFTWARE; ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM); POWER TRAIN. Update Programming for Engine Control Module and Transmission Control Module, for Shudder and/or Slight Hesitation Concerns
Guide2023-08-14. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM). P0102, P1128, P1296 - WA front oxygen sensor faults
Dealer 24EF2019-12-06. Service bulletin. ENGINE; ELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). Engine and/or transmission control module software designed and certified for similar models/model years was used in vehicles affected by this emissions service action. It is undetermined whether there could be an impact to OBD or CO2 emissions. As a precautionary measure, Volkswagen is proactively updating the software calibrations on affected vehicles.
Circular 24EF2019-12-06. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ENGINE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). Engine and/or transmission control module software designed and certified for similar models/model years was used in vehicles affected by this emissions service action. It is undetermined whether there could be an impact to OBD or CO2 emissions. As a precautionary measure, Volkswagen is proactively updating the software calibrations on affected vehicles.
TT 37-18-02ss12019-06-12. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); EQUIPMENT ADAPTIVE/MOBILITY. Addressing Transmission Fluid Temperature Sensor Concerns, update authing system metadata.
TT 37 18 022019-06-12. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). Addressing Transmission Fluid Temperature Sensor Concerns, update authing system metadata.
V011335 20286092019-04-01. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). Technical Bulletin (Update Programming for Engine Control Module and Transmission Control Module, for Shudder and/or Slight Hesitation Concerns): Current ECM/TCM programming could be causing slight hesitation related concerns in DSG equipped vehicles (depending on driving conditions). The production solution to this issue is Improved ECM/TCM software to address drivability concerns and slight hesitation 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.
V301403 20287142017-12-05. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). Technical Bulletin (Implausible Transmission Shift Sequence Stored in the Transmission Control Module): This document informs of debris in the clutch assembly causing too much drag torque from the multiple clutch. The production solution for this issue was an updated clutch. 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.
V011415 20269442017-10-21. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM:SOFTWARE. Technical Bulletin (Update Programming issue due to Harsh Gear Engagement from Park to Drive or Reverse): The updated programming for the TCM modifies clutch operation to decrease pressure to the C1, which may cause harsh transmission engagement. The production solution for this issue was a Transmission Control Module (TCM) software update. 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.
TB-30-12-012012-04-14. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). VOLKSWAGEN: THE TRANSMISSION CONTROL MODULE HAS AN IMPLAUSIBLE TRANSMISSION SHIFT SEQUENCE DUE TO THE CLUTCH ASSEMBLY HAVING DEBRIS IN IT. 8PE

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