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Service bulletins for the 2021 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.

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

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By component

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

Bulletins, newest first
561065760A2022-09-26. Service bulletin. ELECTRICAL SYSTEM:STARTER ASSEMBLY. Installation of original remote start feature accessory
CT_batt_charger2022-09-01. Service bulletin. ELECTRICAL SYSTEM. Minimum battery charger requirements during software updates
VOS-22-272022-07-01. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:SOFTWARE. This document outlines updates to the ODIS diagnostic software. Updates include corrected diagnostic test plans for the stated vehicles.
V2719012011894202022-07-01. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY. Battery Testing and Charging using VAS6161 and or GRX3000VAS
V0118122014603182022-07-01. Service bulletin. ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY:MANAGEMENT SYSTEM/ENERGY CONTROL MODULE (BMS/BECM):SOFTWARE; UNKNOWN OR OTHER. Software Version Management (SVM) instruction. Update to require 70amp minimum battery charger during procedure.
VOS16032022-06-13. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM:SOFTWARE. Release Notes Supplement.
VOS16022022-06-13. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; UNKNOWN OR OTHER. Mandatory Installation from Web-Server.
VOS16012022-06-13. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM:SOFTWARE. Mandatory Installation from Web-Server.
V2719012011894192022-06-07. Service bulletin. ELECTRICAL SYSTEM. Battery Testing and Charging using recommended VW test equipment.
TT 27-10-02_42022-06-07. Service bulletin. ELECTRICAL SYSTEM. Battery Tester VAS 6161 introduction.
V942202_20667612022-05-05. Service bulletin. ELECTRICAL SYSTEM:ADAS:PARKING ASSIST:WARNING. Parking Assist Sensors Providing False Warnings.
V2715032016076112022-04-06. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. Discharged Battery, Diagnosis for excessive current draw.
Dealer 97FX2022-03-04. Service bulletin. ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR. UPDATE - Alternator Cable (NVLW)
Bulletin 97FX2022-03-04. Service bulletin. ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR. UPDATE - Alternator Cable (NVLW)
VOS-22-072022-03-04. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. "Instructional document regarding the installation of a hotfix for the ODIS service software. Hotfix is to be used during the following actions: Brake Electronics (ABS) A3 Passat NMS Software Configuration/Coding
V8718082049039152022-01-06. Service bulletin. ELECTRICAL SYSTEM. Cleaning of R1234YF Refrigerant Circuit. Updated to include Atlas front bumper R & I w/ labor operation number
V2719012011894172022-01-06. Service bulletin. ELECTRICAL SYSTEM. Battery testing using VW special tools, updated to include additional model year applicability and include I.D.4.
A0021552011732122022-01-05. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This bulletin contains general instructions for software updates.
VIN4APIN202111092021-12-07. Service bulletin. SUSPENSION; ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE. Customer states MIL-on with P0087 P0149 P053F in the ECM Customer states MIL-on with any combination of P0300, P0301, P0302, P0303, P0304, P1D74 and/or P1D75 in the ECM Customer states rattle noise from the underbody heat shields Customer states noise from front suspension Customer states noise during clutch pedal operation Customer states airbag light on Customer states no crank/no start. Vehicle is towed in.
V6919012010479142021-12-07. Service bulletin. ELECTRICAL SYSTEM. Update to model year applicability.
TT 91 21 02_32021-12-07. Service bulletin. ELECTRICAL SYSTEM:BODY CONTROL MODULE:SOFTWARE. Diagnostic assistance for Hands free calling, Voice commands, Emergency call and Communication.
VIN4APIN202110282021-11-05. Service bulletin. STRUCTURE; ELECTRICAL SYSTEM; SUSPENSION; STRUCTURE:BODY; STRUCTURE: UNDERRIDE. Customer states MIL-on with P0087 P0149 P053F in the ECM Customer states MIL-on with any combination of P0300, P0301, P0302, P0303, P0304, P1D74 and/or P1D75 in the ECM Customer states rattle noise from the underbody heat shields Customer states noise from front suspension Customer states noise during clutch pedal operation Customer concern of vehicle door hard to close/out of adjustment Customer states airbag light on Customer states no crank/no start. Vehicle is towed in. Customer states there is a popping/clicking noise while operating temperature settings
VIN4APIN202109222021-10-06. Service bulletin. ELECTRICAL SYSTEM. Customer states MIL-on with P0087 P0149 P053F in the ECM Customer states noise from front suspension Customer states noise during clutch pedal operation Customer states no crank/no start. Vehicle is towed in. Customer states there is a popping/clicking noise while operating temperature settings Customer states MIL-on with P0401
TT 91 02 09_32021-09-02. Service bulletin. ELECTRICAL SYSTEM:ADAS:DRIVER MONITORING:SOFTWARE. Ready status for J949 Emergency Call Module and Communication Unit. Model/model year update to existing tip.
V9121022064286_22021-09-02. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL:INFOTAINMENT. MIB3 Infotainment software update. Updated to clarify GFF Time Units.

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