# 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.

- Type: Service bulletin
- NHTSA id: 10185677
- Published by NHTSA: 2021\-02\-04
- Manufacturer's number: VIN4APIN20210104
- Manufacturer's date: 2021\-01\-04
- NHTSA component: ELECTRICAL 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

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10185677-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10185677-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Electrical system, Equipment and accessories

## Trouble codes named

P0556, P2421

## Vehicles listed

- 2020 to 2021 VOLKSWAGEN ATLAS
- 2021 VOLKSWAGEN ATLAS CROSS SPORT
- 2017 to 2021 VOLKSWAGEN GOLF
- 2017 to 2019 VOLKSWAGEN GOLF SPORTWAGEN
- 2019 to 2021 VOLKSWAGEN GTI
- 2017 to 2021 VOLKSWAGEN JETTA
- 2019 to 2020 VOLKSWAGEN PASSAT
- 2020 to 2021 VOLKSWAGEN TIGUAN

## Recalls for the same vehicles and component

- [23V619000](/recalls/nhtsa/23V619000.md), 2023-09-06: ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL
- [2023487](/recalls/tc/2023487.md), 2023-08-31: Electrical
- [23V604000](/recalls/nhtsa/23V604000.md), 2023-08-30: ELECTRICAL SYSTEM:IGNITION:SWITCH
- [22V514000](/recalls/nhtsa/22V514000.md), 2022-07-20: EQUIPMENT:ELECTRICAL:INFOTAINMENT:SOFTWARE; BACK OVER PREVENTION: SENSING SYSTEM: CAMERA
- [22V086000](/recalls/nhtsa/22V086000.md), 2022-02-16: EQUIPMENT:OTHER:LABELS
- [21V616000](/recalls/nhtsa/21V616000.md), 2021-08-06: ELECTRICAL SYSTEM:WIRING:RELAYS/SOLENOIDS; ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS
- [20V372000](/recalls/nhtsa/20V372000.md), 2020-06-24: EQUIPMENT:OTHER:LABELS
- [19V615000](/recalls/nhtsa/19V615000.md), 2019-08-22: ELECTRICAL SYSTEM:IGNITION:ANTI\-THEFT:CONTROL MODULE; STEERING:COLUMN LOCKING:ANTI\-THEFT DEVICE
- [18V824000](/recalls/nhtsa/18V824000.md), 2018-11-26: ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL
- [18V464000](/recalls/nhtsa/18V464000.md), 2018-07-11: ELECTRICAL SYSTEM:IGNITION:ANTI\-THEFT:CONTROL MODULE; STEERING:COLUMN LOCKING:ANTI\-THEFT DEVICE

## Other bulletins for the same vehicles and component

- [VOS\-26\-47](/bulletins/11036886.md), 2026-09-04, 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\-42](/bulletins/11035772.md), 2026-08-05, 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\-15](/bulletins/11030829.md), 2026-04-06, 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\-01](/bulletins/11028490.md), 2026-02-06, 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\_13](/bulletins/11027254.md), 2026-01-07, Service bulletin: ELECTRICAL SYSTEM. Diagnosis for Excessive Current Draw.
- [SM 60\-2025](/bulletins/11026188.md), 2025-12-05, Other: ELECTRICAL SYSTEM. This special notice is to inform dealers to return the parts listed if it meets the criteria provided.
- [V9124052074273\_6](/bulletins/11026186.md), 2025-12-05, Service bulletin: ELECTRICAL SYSTEM. A "How To" activate Car Net® 2.0 \- Emergency Call Module and Communication Unit \-J949\-Vehicle is Offline \(Not Connected\)
- [V9124052074273\_5](/bulletins/11022722.md), 2025-09-04, Service bulletin: ELECTRICAL SYSTEM. Activation
- [SM 45\-2025](/bulletins/11022719.md), 2025-09-04, Other: ELECTRICAL SYSTEM. This special notice is to inform dealers to return the parts listed and only order the successor parts going forward.
- [V5719022055190\_6](/bulletins/11020323.md), 2025-07-08, Service bulletin: ELECTRICAL SYSTEM. Remote Key Battery Replacement

JSON: [/v1/bulletins/10185677](/v1/bulletins/10185677)

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