Volkswagen Passat 1995 Official Factory Repair Manual page 1781

VAG 1551 Scan Tool (ST), connecting and selecting 'Engine Electronics' address word 01
Basic Setting
Input display group number XXX
System in Basic Setting
1 2 3 4
http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=VW.B4.FU07....
HELP
131
Work step: 8
Diagnosis: Oxygen Sensor (O2S) aging
(regulating frequency extended)
Indicated on display
- Press buttons -1-, -3- and -1- to input display
group 131 and press -Q- button to confirm
input.
Indicated on display (1-4 = display fields)
- Run engine at idle speed for at least 30
seconds and check the specifications.
Page 36 of 77
01-42
12/6/2004