Volkswagen Passat 1995 Official Factory Repair Manual page 1541

Diagnostic mode, selecting
http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=VW...
If the specified value is exceeded:
Short circuit to B+ in oxygen sensor or in
wire:
- Check Oxygen Sensor (O2S) and oxygen
sensor control before Three Way Catalytic
Converter (TWC)
- Check Oxygen Sensor (O2S) and oxygen
sensor control behind Three Way Catalytic
Converter (TWC)
Page 21 of 35
Page 24-87 .
Page 24-92 .
ST-34
6/12/2004