Volkswagen Golf / Golf GTI / Jetta. Manual - part 1196

91-85

 

  

  

Telematic Control Module -J499- - Jetta 
Wagon, Golf & GTI, removing and 
installing 

 

  

  

Notes:  

  

  

 If the telematic control module is replaced, the 

OnStar

 system needs to be reconfigured 

Page 91-95

 . 

    

Removing  

Before beginning repairs on the electrical 
system, disconnect battery! 

 

Repair Manual, Electrical Equipment; Repair 

Group 27; "Battery, disconnecting and 
reconnecting".

 

 DO NOT exchange Telephone/Telematic 

Control Modules between vehicles! Each 
module contains specific Station Identification 
(STID) and Electronic Serial Number (ESN) 
data unique to the VIN. This data is used by 
OnStar

 and National Cellular Telephone 

Network to identify the vehicle and administer 
the customer's account. 

 Using the VAS 5051 Vehicle Diagnostic Testing 

and Information system in operating mode 
"Guided Fault Finding, and function "-J499
Telematic control module, replacing" it is 
possible to read the telematic control module 
coding from the existing module before 
removal. Note code prior to removal in order 
input code into replacement control module.

-  Remove luggage compartment floor panel (Jetta 

Wagon) or carpet mat (Golf & GTI). 

    

-  Jetta Wagon: remove both storage trays 

arrows-. 

Telematics

13/2/2005

91-86

 

    

-  Lift and remove tool/jack set 

insert in direction of -arrow-. 

    

-  Remove screw -arrow- from 

plastic retainer. 

-  Lift retainer as far as the electrical 

harness allows. 

-  Remove lower part of retainer 

base plate and remove telematic 
control module. 

Telematics

13/2/2005

91-87

 

  

  

-  First disconnect 42-pin connection from control 

module, as follows: 

    

Installing  

Install in reverse order of removal, noting the 
following:  

-  Depress clip -arrow1- and slide locking lever in 

direction of -arrow2-. 

-  Then disconnect antenna cable connections 

from control module. 

    

If telematics control module was replaced:  

-  When reinstalling plastic retainer, first insert/lay 

into spare tire well as illustrated. 

-  Then, slide retainer forward (in direction of 

arrow-) until the screw hole in the retainer lines 
up with the threaded insert underneath. 

-  Insert screw into screw hole in retainer and 

tighten. 

-  Code telematics control module 

 

Page 91

-  Reconfigure telematics system for OnStar

functions 

 

Page 91-95

 . 

Telematics

13/2/2005

91-88

 

  

  

Telematic Control Module -J499- - Jetta 
Sedan, removing and installing 

 

  

  

Notes:  

  

  

 If the telematic control module is replaced, the 

OnStar

 system needs to be reconfigured 

Page 91-95

 . 

    

Removing  

Before beginning repairs on the electrical 
system, disconnect battery! 

 

Repair Manual, Electrical Equipment; Repair 

Group 27; "Battery, disconnecting and 
reconnecting".

 

 DO NOT exchange Telephone/Telematic 

Control Modules between vehicles! Each 
module contains specific Station Identification 
(STID) and Electronic Serial Number (ESN) 
data unique to the VIN. This data is used by 
OnStar

 and National Cellular Telephone 

Network to identify the vehicle and administer 
the customer's account. 

 Using the VAS 5051 Vehicle Diagnostic Testing 

and Information system in operating mode 
"Guided Fault Finding, and function "-J499
Telematic control module, replacing" it is 
possible to read the telematic control module 
coding from the existing module before 
removal. Note code prior to removal in order 
input code into replacement control module.

    

-  Loosen upper left luggage compartment trim and 

pull down -arrows-. 

Telematics

13/2/2005