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Service bulletins for the 2018 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.

658 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
VOS-26-472026-09-04. Service bulletin. ELECTRICAL SYSTEM. This is a notice for software changes with the ODIS diagnostic program to correct the communication during vehicle programming function: A software fix is needed to correct the issue: Part number 3Q0-959-435N software version number 1307 has incorrect coding.
VOS-26-422026-08-05. Service bulletin. ELECTRICAL SYSTEM. This is a notice for software changes with the ODIS diagnostic program to correct the communication during vehicle programming function: A software fix is needed to correct the issue: DA 0019 - Hotfix 12-V battery test(s) – No battery diagnosis - Inconclusive test result.
VOS-26-152026-04-06. Service bulletin. ELECTRICAL SYSTEM. This is a notice for software changes with the ODIS diagnostic program to correct the communication during vehicle programming function: A software fix is needed to correct multiple test plans: All basic settings test for the following components - Fill and bleed cooling system issue, N493, J338, Camshaft, V465 etc. Use this test for all the basic setting. You will need to select the component you need to run the basic settings. But there are also stand-alone tests for each of those components.
VOS-26-012026-02-06. Service bulletin. ELECTRICAL SYSTEM. This is a notice for software changes with the ODIS diagnostic program to correct the communication during vehicle programming function: A software fix is needed to correct a test that is not reading any information from the battery data module (BDM) and will output:
V2715032016076_132026-01-07. Service bulletin. ELECTRICAL SYSTEM. Diagnosis for Excessive Current Draw.
SM 60-20252025-12-05. Other. ELECTRICAL SYSTEM. This special notice is to inform dealers to return the parts listed if it meets the criteria provided.
V9419012011521_202025-01-07. Service bulletin. ELECTRICAL SYSTEM. Internal Moisture Accumulation
V9124092076241_12025-01-07. Service bulletin. ELECTRICAL SYSTEM. When using hands-free call and Apple Car-Play an echo may be heard by call recipent
VOS-24-1352024-12-05. Service bulletin. ELECTRICAL SYSTEM. This is a notice for software changes with the ODIS diagnostic program to correct the communication for the keyless start system. 00B7 - Interface for Access/Start: U101300: Control module not coded & Software Configuration – incorrect coding hotfix
SM 54-20242024-10-09. Other. ELECTRICAL SYSTEM. This special notice is to inform dealers to return the parts listed if it meets the criteria provided.
V2719012011894262024-09-06. Service bulletin. ELECTRICAL SYSTEM. Battery testing
TT 91 24 012024-02-06. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Addressing Cybersecurity or Vehicle Hack concerns
V2719012011894242023-08-04. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. Battery Testing and Charging using Midtronics VAS6161 and or GRX3000 Vas Charger
V2715032016076122023-08-04. Service bulletin. ELECTRICAL SYSTEM. Diagnostic assistance for excessive static current draw
VOS-23-212023-07-10. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This communication is a notice for software changes with the ODIS program for specific cars.
V2719012011894_22023-07-10. Service bulletin. ELECTRICAL SYSTEM. Battery Testing and Charging using Midtronics VAS6161 and or GRX3000 Vas Charger
V0118122014603192023-07-10. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Software Version Management (SVM) instruction.
VOS-23-142023-07-10. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:SOFTWARE. This communication is a notice for software changes with the ODIS program for specific cars
TT 27 20 02_32023-06-06. Service bulletin. EQUIPMENT:OTHER:LABELS; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. Battery adaptation procedure when battery label is missing.
VOS-23-082023-05-05. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This document outlines updates to the ODIS diagnostic software. Updates include corrected diagnostic test plans for the stated vehicles.
V2719022033978102023-04-06. Service bulletin. ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR. Generator Replacement
TT 27 19 02_32023-04-06. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. Explanation of message in Instrument Cluster display that the "Start/Stop" system is in standby
V2719012011894222023-01-06. Service bulletin. ELECTRICAL SYSTEM. Battery testing and charging using special tools VAS6161 & GRX3000VAS Charger. Updated to include additional model year applicability.
V9422022066761_22023-01-06. Service bulletin. ELECTRICAL SYSTEM:ADAS:PARKING ASSIST:SENSORS. Park Assist Sensors Providing False Warnings. Updated to include additional model year applicability.
V0019042054866_62022-12-06. Service bulletin. ELECTRICAL SYSTEM. Instruction for set-up of SD creator to obtain Software updates. Bulletin updated to include additional certificate information.

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