Volkswagen Passat 1995 Official Factory Repair Manual page 2146

Function tests
http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=VW.B4.FU08.24.3
Oxygen sensor and oxygen sensor
regulation behind catalytic converter,
checking
Recommended special tools and equipment
V.A.G 1526 multimeter or V.A.G 1715
multimeter
V.A.G 1594 connector test kit
Wiring diagram
Page 6 of 10
24-91
12/6/2004