# Service bulletin TT661101

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: 10239794
- Published by NHTSA: 2023\-07\-31
- Manufacturer's number: TT661101
- Manufacturer's date: 2013\-04\-26
- NHTSA component: ELECTRICAL SYSTEM; TRAILER HITCHES; ELECTRICAL SYSTEM: INTEGRATED TRAILER BRAKE CONTROL; ELECTRICAL SYSTEM:WIRING

## NHTSA's summary

After installing the \-J345\- trailer recognition control module \(vehicles with PR code 1D8 only\), wiring harness and plug, the following steps need to be performed in order to enable the system.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2013/MC-10239794-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2013/MC-10239794-9999.pdf)

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

## Components

Electrical system, Trailer hitch, Wiring and fuses

## Vehicles listed

- 2003 VOLKSWAGEN TOUAREG
- 2004 to 2013 VOLKSWAGEN TOUAREG

## Recalls for the same vehicles and component

- [03V266000](/recalls/nhtsa/03V266000.md), 2003-07-25: ELECTRICAL SYSTEM:WIRING

## Other bulletins for the same vehicles and component

- [Edition65](/bulletins/10244045.md), 2023-10-16, Service bulletin: ELECTRICAL SYSTEM:WIRING; UNKNOWN OR OTHER. Volkswagen Elsa Newsletter
- [TB97Z5](/bulletins/10241782.md), 2023-09-05, Service bulletin: ELECTRICAL SYSTEM:WIRING; ENGINE AND ENGINE COOLING. Engine Wiring Spacer Ring \(NVLW\)
- [UPDATE97Z5](/bulletins/10240648.md), 2023-08-14, Service bulletin: ELECTRICAL SYSTEM:WIRING. Possible chafing of engine pre\-wiring harness
- [TT721201](/bulletins/10239801.md), 2023-07-31, Service bulletin: ELECTRICAL SYSTEM:WIRING:POWER DISTRIBUTION MODULE/IPDM; UNKNOWN OR OTHER; ELECTRICAL SYSTEM; SEATS. After replacement of the Driver seat control module \(J810\) the vehicle may not recognize the new module. The adaptation test plan may not set the seat module location properly and it may display as a passenger seat control module.
- [TT551301](/bulletins/10238974.md), 2023-07-10, Service bulletin: ELECTRICAL SYSTEM:WIRING:POSITION/LIMIT SENSOR/SWITCH; STRUCTURE:BODY:DOOR:HANDLE:EXTERIOR. If the rear lid handle is replaced with part number 1J0 827 566L, the microswitch from the original handle must be transferred to the new handle. If original microswitch is not available, microswitch part number 1J5 962 104 B should be ordered and installed.
- [V971201 2031104](/bulletins/10156076.md), 2019-04-01, Service bulletin: EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM:WIRING. Technical Bulletin \(Diagnostic Connector \- No ECM Communication\): Some model year 2003 ? 2004 V6 Touareg?s may exhibit a loss of communication through the OBD diagnostic connector. The signal ground wire may be missing from pin 5 of the diagnostic connector. This document informs how to diagnose, and service this issue.
- [V261604 2041110](/bulletins/10126868.md), 2018-01-08, Service bulletin: ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS. Update model year 2015 and 2016 Touareg and include VIN ranges.
- [TT 55\-13\-01](/bulletins/10125748.md), 2017-12-14, Service bulletin: LATCHES/LOCKS/LINKAGES:TRUNK LID:LOCK; ELECTRICAL SYSTEM:WIRING: REAR COMPARTMENT/TRUNK. Tech Tips \(Rear Lid Does Not Open After Handle Replacement\): If the rear lid handle is replaced with part number 1J0 827 566L, the microswitch from the original handle must be transferred to the new handle. If original microswitch is not available, microswitch part number 1J5 962 104 B should be ordered and installed.
- [TB\-97\-09\-02](/bulletins/10030370.md), 2009-09-25, Service bulletin: ELECTRICAL SYSTEM:WIRING. VOLKSWAGEN: THE WIRING HARNESS LOCATED ON THE DRIVER'S SIDE FLOOR PAN NEAR THE A PILLAR MAY HAVE A CORRODED SPLICE\(S\) CONNECTION. LOCATE SPLICE TO DETERMINE POSSIBLE CORROSION. REPAIR WIRING AS PER REPAIR MANUAL. \*PE
- [97\-08\-03](/bulletins/10025925.md), 2008-09-17, Service bulletin: ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS. VOLKSWAGEN: TRAILER LIGHT FUSE CHANGE: FUSE FOR TRAILER TOWING LIGHTS MAY CONTINUE TO OPEN AFTER REPLACEMENT. DOES NOT AFFECT NORMAL VEHICLE LIGHTING. \*PE

JSON: [/v1/bulletins/10239794](/v1/bulletins/10239794)

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