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Service bulletins for the 2020 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.

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

By type

By component

By trouble code

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

Bulletins, newest first
V0122032066602_12022-04-06. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM; ENGINE. Update Programming ECM for low or no heat in certain cold weather conditions.
V2715032016076112022-04-06. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. Discharged Battery, Diagnosis for excessive current draw.
VOS-22-032022-02-04. Service bulletin. ELECTRICAL SYSTEM. This document outlines updates to the ODIS diagnostic software. Updates include corrected diagnostic test plans for the stated vehicles.
TT 97 21 02_42022-02-04. Service bulletin. ELECTRICAL SYSTEM. Fault code U019900, U020000, B101729, B101715, B103611, B103629 along with Various Warnings
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.
TT 97 21 02_22021-12-07. Service bulletin. ELECTRICAL SYSTEM:WIRING; UNKNOWN OR OTHER. Diagnostic assistance for DTC U019900 & U020000. Update metadata for applicable model (BW)
V6919012010479142021-12-07. Service bulletin. ELECTRICAL SYSTEM. Update to model year applicability.
TT 97 21 022021-12-07. Service bulletin. ELECTRICAL SYSTEM. Door wiring harness connectivity faults and/or erratic symptoms.
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.
OTAUPD202109252021-10-05. Service bulletin. ELECTRICAL SYSTEM:WIRING:POSITION/LIMIT SENSOR/SWITCH. Over the air SW flash for OCU3 Low 302
TT 91 21 02_22021-09-02. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. Rest procedure for OCU
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.
V0019042054866_42021-09-02. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL. SD creator instruction, updated to include model year 2022.
TT 96 14 05_162021-09-02. Service bulletin. ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:IMMOBILIZER/PROXIMITY:KEY/SENDER. Immobilizer Key adaptation test plan. Update to model applicability.
Dealer 24Fi2021-09-02. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Engine control software updates include improvements to diagnostics and monitoring to improve vehicle serviceability.
Circular 24Fi2021-09-02. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Engine control software updates include improvements to diagnostics and monitoring to improve vehicle serviceability.
V8718082049039112021-08-04. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER; ELECTRICAL SYSTEM. Cleaning of R1234YF Refrigerant Circuit
V0118122014603172021-07-02. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Software Version Management (SVM)
TT 91 20 02_32021-07-02. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Car-Net technical handling.
SM 36-20212021-05-06. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; EQUIPMENT. This special notice is to inform dealers to return the parts listed if they meet the criteria provided.
VIN4APIN202104052021-05-06. Service bulletin. STRUCTURE; ELECTRICAL SYSTEM. Customer states MIL-on P0087, P0148 and/or P053F Customer states front suspension noise while driving Rear tailgate strut broken/loose/detached
TT 91-21-022021-04-06. Service bulletin. ELECTRICAL SYSTEM. Rest procedure for Control Module for Emergency Call Module and Communication Unit -J949-
TT 57 18 02_32021-04-06. Service bulletin. ELECTRICAL SYSTEM. Key battery diagnosis, updated to include additional model year applicability.

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