Volkswagen Passat 1995 Official Factory Repair Manual page 1536

Diagnostic mode, selecting
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Procedure
- Connect diagnostic tester
- Start engine and let run at idle.
- Under address word 33, select "Diagnostic
mode 5: Check output of oxygen sensor
signals".
- Select the desired output of oxygen sensor
signals "Test-ID XX".
Note:
When selecting the diagnostic mode, the entry
is always performed in "Bank 1 sensor 1".
If either the V.A.G 1551/1552 Scan Tool (ST) or
the VAS5051/5052 Vehicle Diagnostic, Testing
and Information System is used for checking
the output of oxygen sensor signals, the
respective oxygen sensor can be selected by
pressing buttons 1 and 2:
- - Button 1 = Bank 1 sensor 1,
- - Button 2 = Bank 1 sensor 2,
Page 16 of 35
ST-29
Page ST-8 .
6/12/2004