LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Volkswagen >> 2000 >> Jetta GLX, Standard >> Repair and Diagnosis >> Quick Lookups >> Technical Bulletins >> Technical Service Bulletins >> Other Variant >> Accessories Control Systems >> Gateway System (TT 90-99-34)
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Gateway System (TT 90-99-34)

WARNING: This page is about the Jetta GLS, 1.8 D, AWD, Automatic, which is a different variant/trim than selected.
Publication date: 1999-01-01
Reference number: TT 90-99-34

GATEWAY SYSTEM

GATEWAY SYSTEM

TECH TIPS

Reference Number(s): TT 90-99-34
VOLKSWAGEN: 2000 Model Year Vehicles
GROUP: 90 - Instruments

SERVICE INFORMATION

2000 Model Year Vehicles, Gateway System 

Information on the Gateway System Address Word 19 can be found on VESIS in Jetta Electrical Equipment On Board Diagnostic under Diagnostic Interface for Databus. Gateway Address Word 19 must be checked for DTC faults when you have communication faults in the engine ECM, TCM, airbag and ABS control modules. The faults have to be cleared in both the respective Control Modules as well as in Gateway.