Volkswagen Passat 1995 Official Factory Repair Manual page 952

VAG 1551 Scan Tool (ST), connecting and selecting 'Engine Electronics' address word...
Rapid data transfer
Select function XX
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...
HELP
HELP
131
Work step: 8
Diagnosis: Oxygen Sensor (O2S) aging
(regulating frequency extended)
Indicated on display
- Press buttons -0- and -4- to select
"Basic Setting" function 04 and press
-Q- button to confirm input.
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
5 seconds and check specifications.
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6/12/2004