# Service bulletin V401403 2028353

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: 10120162
- Published by NHTSA: 2017\-10\-21
- Manufacturer's number: V401403 2028353
- Manufacturer's date: 2014\-06\-24
- NHTSA component: SUSPENSION; ELECTRONIC STABILITY CONTROL:AUTOMATIC \(ASC\); ELECTRICAL SYSTEM

## NHTSA's summary

Technical Bulletin \(Front Suspension Creaking Noise\): Front suspension creaking noise during suspension cycles \(going over speed bumps or entering on an inclined surface\). The Coil Spring is not formed correctly and rubs against the perch of the strut. The production solution for this issue was Improved parts installed in production since CW 18/14. This document informs on how to diagnoise the issue as well.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2014/MC-10120162-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2014/MC-10120162-0001.pdf)

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

## Components

Driver assistance, Electrical system, Suspension

## Vehicles listed

- 2011 to 2012 VOLKSWAGEN PASSAT
- 2014 VOLKSWAGEN PASSAT

## Recalls for the same vehicles and component

- [16V171000](/recalls/nhtsa/16V171000.md), 2016-03-24: ELECTRICAL SYSTEM:WIRING
- [2016132](/recalls/tc/2016132.md), 2016-03-23: Electrical

## Other bulletins for the same vehicles and component

- [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:
- [V4016012043146\_4](/bulletins/11026184.md), 2025-12-05, Service bulletin: SUSPENSION. What is and what is not a leaking suspension strut.
- [V4616012043146\_3](/bulletins/11021372.md), 2025-08-05, Service bulletin: SUSPENSION. How to identify and when to replace a leaking strut
- [V4019012028353\_12](/bulletins/11016583.md), 2025-04-04, Service bulletin: SUSPENSION. Front suspension noisy, spring rubs on strut perch.
- [V271901201189426](/bulletins/11007398.md), 2024-09-06, Service bulletin: ELECTRICAL SYSTEM. Battery testing
- [961301](/bulletins/10253216.md), 2024-04-15, Service bulletin: ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:IGNITION:MODULE. Keyless Entry Inoperative after Access / Start \(KESSY\) Module Replacement
- [921402](/bulletins/10253207.md), 2024-04-15, Service bulletin: UNKNOWN OR OTHER; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. Washer Level Sensor
- [911413](/bulletins/10253201.md), 2024-04-15, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. Car\-Net? Operating Control Unit \(OCU/J949\) Service Guidelines \& General Information

JSON: [/v1/bulletins/10120162](/v1/bulletins/10120162)

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