Service bulletin TT151203
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 | 10238943 |
| Published by NHTSA | 2023-07-10 |
| Manufacturer's number | TT151203 |
| Manufacturer's date | 2012-10-19 |
| NHTSA component | ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM |
NHTSA's summary
When diagnosing faults P0300, P0301, P0302, P0303, P0304, P0305, and/or P0306 for cylinder misfires, perform a Cylinder Combustion Pressure Leakage Test before replacing any components.
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, Engine
Trouble codes named
P0300, P0301, P0302, P0303, P0304, P0305, P0306
| VOLKSWAGEN ROUTAN | 2011, 2012, 2013, 2014 |
|---|
Listing a model year does not mean every vehicle of it is concerned: the document says which.
| VOS-26-21 | 2026-04-06. 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 the error message ERP0204E could occur during perform initial operation, software configuration, SVM updates for any control module(s) etc. |
|---|---|
| VOS-26-15 | 2026-04-06. 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-26-01 | 2026-02-06. 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: |
| V1917012022548_14 | 2025-03-05. Service bulletin. Identifying and Mixing Engine Coolant |
| VWP1305 | 2024-04-22. Service bulletin. Engine Exhaust Flap Limited Warranty Extension |
| VWC0911 | 2024-04-22. Service bulletin. Volkswagen Carefree Maintenance Program ? Gasoline Engines (Except Routan) - REVISED |
| 911321 | 2024-04-15. Service bulletin. RHR Navigation Map Enhancements |
| TT971205 | 2024-04-08. Service bulletin. Cluster Warning Lights Coming On, Windshield Wipers Will Not Turn Off, and/or Headlights Will Not Shut Off |
| TT961402 | 2024-04-08. Service bulletin. Vehicles equipped with Immobilizer 4 (Download) ? Adapting Keys after Vehicle Lock Set Replacement |
| TT911114 | 2024-04-01. Service bulletin. RNS 315 Navigation ? Bluetooth Module Location |