Volkswagen Passat 1995 Official Factory Repair Manual page 1787

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
130
Work step: 11
Diagnosis: Oxygen Sensor (O2S) aging
(regulating frequency extended)
Test conditions
Vehicle stationary
Indicated on display
- Press buttons -1-, -3- and -0- to input display
group 130 and press -Q- button to confirm
input.
Indicated on display (1-4 = display fields)
- Increase engine speed to 2500-3500 RPM for
20 seconds and check the specifications.
Note:
In display field 3 (period counter) in the following
table for vehicles m.y. 97
given as 10. Vehicles m.y.
heated oxygen sensor periods for diagnosis.
Page 42 of 77
01-48
the specification is
97 only require 6
12/6/2004