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Service bulletin VIN4APIN20210104

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10185677
Published by NHTSA2021-02-04
Manufacturer's numberVIN4APIN20210104
Manufacturer's date2021-01-04
NHTSA componentELECTRICAL SYSTEM; EQUIPMENT

NHTSA's summary

Customer states MIL-on with P0556 Customer states MIL-on with P2421 Customer states MIL-on with Misfire code Customer states clutch pedal makes noise No crank, no start Customer states no voice output during calls / micro phone inoperative Customer states fuel odor/leak in the rear part of the vehicle (without a punctured fuel tank, hoses or pipes) or difficulty fueling fuel tank or fuel coming back up filler neck

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Electrical system, Equipment and accessories

Trouble codes named

P0556, P2421

Vehicles listed
VOLKSWAGEN ATLAS2020, 2021
VOLKSWAGEN ATLAS CROSS SPORT2021
VOLKSWAGEN GOLF2017, 2018, 2019, 2020, 2021
VOLKSWAGEN GOLF SPORTWAGEN2017, 2018, 2019
VOLKSWAGEN GTI2019 to 2021
VOLKSWAGEN JETTA2017, 2018, 2019, 2020, 2021
VOLKSWAGEN PASSAT2019, 2020
VOLKSWAGEN TIGUAN2020, 2021

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
23V6190002023-09-06. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL
20234872023-08-31. Electrical
23V6040002023-08-30. ELECTRICAL SYSTEM:IGNITION:SWITCH
22V5140002022-07-20. EQUIPMENT:ELECTRICAL:INFOTAINMENT:SOFTWARE; BACK OVER PREVENTION: SENSING SYSTEM: CAMERA
22V0860002022-02-16. EQUIPMENT:OTHER:LABELS
21V6160002021-08-06. ELECTRICAL SYSTEM:WIRING:RELAYS/SOLENOIDS; ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS
20V3720002020-06-24. EQUIPMENT:OTHER:LABELS
19V6150002019-08-22. ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:CONTROL MODULE; STEERING:COLUMN LOCKING:ANTI-THEFT DEVICE
18V8240002018-11-26. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL
18V4640002018-07-11. ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:CONTROL MODULE; STEERING:COLUMN LOCKING:ANTI-THEFT DEVICE

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
VOS-26-472026-09-04. Service bulletin. 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. 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. 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. 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. Diagnosis for Excessive Current Draw.
SM 60-20252025-12-05. Other. This special notice is to inform dealers to return the parts listed if it meets the criteria provided.
V9124052074273_62025-12-05. Service bulletin. A "How To" activate Car Net® 2.0 - Emergency Call Module and Communication Unit -J949-Vehicle is Offline (Not Connected)
V9124052074273_52025-09-04. Service bulletin. Activation
SM 45-20252025-09-04. Other. This special notice is to inform dealers to return the parts listed and only order the successor parts going forward.
V5719022055190_62025-07-08. Service bulletin. Remote Key Battery Replacement