# Service bulletin TB\-01\-09\-20

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: 10033330
- Published by NHTSA: 2010\-08\-09
- Manufacturer's number: TB\-01\-09\-20
- Manufacturer's date: 2009\-12\-18
- NHTSA component: ELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\)

## NHTSA's summary

VOLKSWAGEN: UPDATE PROGRAMMING, TCM, HARSH DOWNSHIFT AFTER EXTENDED HIGHWAY DRIVING. INTERNAL TRANSMISSION PRESSURE DECREASE IN C1 CLUTCH DUE TO ACCUMULATED AIR IN THE C1 OIL CIRCUIT. \*PE

## The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

## Components

Electrical system, Transmission and driveline, Automatic transmission, Software, Transmission control module

## Vehicles listed

- 2007 VOLKSWAGEN PASSAT

## Other bulletins for the same vehicles and component

- [Edition115](/bulletins/10242996.md), 2023-10-02, Service bulletin: STRUCTURE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\); ELECTRICAL SYSTEM; VISIBILITY:POWER WINDOW DEVICES AND CONTROLS; ENGINE AND ENGINE COOLING. VW Elsa Newsletter
- [Edition62](/bulletins/10242374.md), 2023-09-18, Service bulletin: ENGINE; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; POWER TRAIN:AUTOMATIC TRANSMISSION. VW Elsa Newsletter
- [TB011407](/bulletins/10241310.md), 2023-08-28, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE; UNKNOWN OR OTHER. Software Version Management
- [TB011337](/bulletins/10241302.md), 2023-08-28, Service bulletin: POWER TRAIN; POWER TRAIN:AUTOMATIC TRANSMISSION:FLUID/LUBRICANT:VALVES/VALVE BODY; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE \(ECU/ECM\):SOFTWARE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWARE. Update Programming, ECM, TCM Software Update and Valve Body Replacement for Harsh Up \- Down Shift from Transmission when Cold
- [TB011336](/bulletins/10241301.md), 2023-08-28, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:FLUID/LUBRICANT:VALVES/VALVE BODY; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE \(ECU/ECM\):SOFTWARE; STRUCTURE; POWER TRAIN; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWARE; ELECTRICAL SYSTEM:SOFTWARE. Update Programming, ECM, TCM Software Update and Valve Body Replacement for Harsh Up \- Down Shift from Transmission when Cold
- [Guide](/bulletins/10240605.md), 2023-08-14, Service bulletin: UNKNOWN OR OTHER; ELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\); ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE \(ECU/ECM\). P0102, P1128, P1296 \- WA front oxygen sensor faults
- [VOS\-22\-07](/bulletins/10207834.md), 2022-03-04, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. "Instructional document regarding the installation of a hotfix for the ODIS service software. Hotfix is to be used during the following actions: Brake Electronics \(ABS\) A3 Passat NMS Software Configuration/Coding
- [A002155201173212](/bulletins/10204722.md), 2022-01-05, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. This bulletin contains general instructions for software updates.
- [V011812201460317](/bulletins/10198233.md), 2021-07-02, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. Software Version Management \(SVM\)
- [TT 37\-18\-02ss1](/bulletins/10161203.md), 2019-06-12, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\); EQUIPMENT ADAPTIVE/MOBILITY. Addressing Transmission Fluid Temperature Sensor Concerns, update authing system metadata.

JSON: [/v1/bulletins/10033330](/v1/bulletins/10033330)

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